CVE-2024-40959 (GCVE-0-2024-40959)

Vulnerability from cvelistv5 – Published: 2024-07-12 12:32 – Updated: 2026-05-12 11:55
VLAI
Title
xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()
Summary
In the Linux kernel, the following vulnerability has been resolved: xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr() ip6_dst_idev() can return NULL, xfrm6_get_saddr() must act accordingly. syzbot reported: Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 1 PID: 12 Comm: kworker/u8:1 Not tainted 6.10.0-rc2-syzkaller-00383-gb8481381d4e2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker RIP: 0010:xfrm6_get_saddr+0x93/0x130 net/ipv6/xfrm6_policy.c:64 Code: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 97 00 00 00 4c 8b ab d8 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 <80> 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 e8 ca 13 47 01 48 b8 00 RSP: 0018:ffffc90000117378 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff88807b079dc0 RCX: ffffffff89a0d6d7 RDX: 0000000000000000 RSI: ffffffff89a0d6e9 RDI: ffff88807b079e98 RBP: ffff88807ad73248 R08: 0000000000000007 R09: fffffffffffff000 R10: ffff88807b079dc0 R11: 0000000000000007 R12: ffffc90000117480 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4586d00440 CR3: 0000000079042000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> xfrm_get_saddr net/xfrm/xfrm_policy.c:2452 [inline] xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2481 [inline] xfrm_tmpl_resolve+0xa26/0xf10 net/xfrm/xfrm_policy.c:2541 xfrm_resolve_and_create_bundle+0x140/0x2570 net/xfrm/xfrm_policy.c:2835 xfrm_bundle_lookup net/xfrm/xfrm_policy.c:3070 [inline] xfrm_lookup_with_ifid+0x4d1/0x1e60 net/xfrm/xfrm_policy.c:3201 xfrm_lookup net/xfrm/xfrm_policy.c:3298 [inline] xfrm_lookup_route+0x3b/0x200 net/xfrm/xfrm_policy.c:3309 ip6_dst_lookup_flow+0x15c/0x1d0 net/ipv6/ip6_output.c:1256 send6+0x611/0xd20 drivers/net/wireguard/socket.c:139 wg_socket_send_skb_to_peer+0xf9/0x220 drivers/net/wireguard/socket.c:178 wg_socket_send_buffer_to_peer+0x12b/0x190 drivers/net/wireguard/socket.c:200 wg_packet_send_handshake_initiation+0x227/0x360 drivers/net/wireguard/send.c:40 wg_packet_handshake_send_worker+0x1c/0x30 drivers/net/wireguard/send.c:51 process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < c71761292d4d002a8eccb57b86792c4e3b3eb3c7 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 20427b85781aca0ad072851f6907a3d4b2fed8d1 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 83c02fb2cc0afee5bb53cddf3f34f045f654ad6a (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < f897d7171652fcfc76d042bfec798b010ee89e41 (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < 600a62b4232ac027f788c3ca395bc2333adeaacf (git)
Affected: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 , < d46401052c2d5614da8efea5788532f0401cb164 (git)
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Linux Linux Affected: 2.6.12
Unaffected: 0 , < 2.6.12 (semver)
Unaffected: 4.19.317 , ≤ 4.19.* (semver)
Unaffected: 5.4.279 , ≤ 5.4.* (semver)
Unaffected: 5.10.221 , ≤ 5.10.* (semver)
Unaffected: 5.15.162 , ≤ 5.15.* (semver)
Unaffected: 6.1.96 , ≤ 6.1.* (semver)
Unaffected: 6.6.36 , ≤ 6.6.* (semver)
Unaffected: 6.9.7 , ≤ 6.9.* (semver)
Unaffected: 6.10 , ≤ * (original_commit_for_fix)
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()\n\nip6_dst_idev() can return NULL, xfrm6_get_saddr() must act accordingly.\n\nsyzbot reported:\n\nOops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI\nKASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\nCPU: 1 PID: 12 Comm: kworker/u8:1 Not tainted 6.10.0-rc2-syzkaller-00383-gb8481381d4e2 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024\nWorkqueue: wg-kex-wg1 wg_packet_handshake_send_worker\n RIP: 0010:xfrm6_get_saddr+0x93/0x130 net/ipv6/xfrm6_policy.c:64\nCode: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 97 00 00 00 4c 8b ab d8 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 \u003c80\u003e 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 e8 ca 13 47 01 48 b8 00\nRSP: 0018:ffffc90000117378 EFLAGS: 00010246\nRAX: dffffc0000000000 RBX: ffff88807b079dc0 RCX: ffffffff89a0d6d7\nRDX: 0000000000000000 RSI: ffffffff89a0d6e9 RDI: ffff88807b079e98\nRBP: ffff88807ad73248 R08: 0000000000000007 R09: fffffffffffff000\nR10: ffff88807b079dc0 R11: 0000000000000007 R12: ffffc90000117480\nR13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000\nFS:  0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f4586d00440 CR3: 0000000079042000 CR4: 00000000003506f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n \u003cTASK\u003e\n  xfrm_get_saddr net/xfrm/xfrm_policy.c:2452 [inline]\n  xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2481 [inline]\n  xfrm_tmpl_resolve+0xa26/0xf10 net/xfrm/xfrm_policy.c:2541\n  xfrm_resolve_and_create_bundle+0x140/0x2570 net/xfrm/xfrm_policy.c:2835\n  xfrm_bundle_lookup net/xfrm/xfrm_policy.c:3070 [inline]\n  xfrm_lookup_with_ifid+0x4d1/0x1e60 net/xfrm/xfrm_policy.c:3201\n  xfrm_lookup net/xfrm/xfrm_policy.c:3298 [inline]\n  xfrm_lookup_route+0x3b/0x200 net/xfrm/xfrm_policy.c:3309\n  ip6_dst_lookup_flow+0x15c/0x1d0 net/ipv6/ip6_output.c:1256\n  send6+0x611/0xd20 drivers/net/wireguard/socket.c:139\n  wg_socket_send_skb_to_peer+0xf9/0x220 drivers/net/wireguard/socket.c:178\n  wg_socket_send_buffer_to_peer+0x12b/0x190 drivers/net/wireguard/socket.c:200\n  wg_packet_send_handshake_initiation+0x227/0x360 drivers/net/wireguard/send.c:40\n  wg_packet_handshake_send_worker+0x1c/0x30 drivers/net/wireguard/send.c:51\n  process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231\n  process_scheduled_works kernel/workqueue.c:3312 [inline]\n  worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393\n  kthread+0x2c1/0x3a0 kernel/kthread.c:389\n  ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147\n  ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-05-11T20:23:08.884Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/c71761292d4d002a8eccb57b86792c4e3b3eb3c7"
        },
        {
          "url": "https://git.kernel.org/stable/c/caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3"
        },
        {
          "url": "https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1"
        },
        {
          "url": "https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08"
        },
        {
          "url": "https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a"
        },
        {
          "url": "https://git.kernel.org/stable/c/f897d7171652fcfc76d042bfec798b010ee89e41"
        },
        {
          "url": "https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf"
        },
        {
          "url": "https://git.kernel.org/stable/c/d46401052c2d5614da8efea5788532f0401cb164"
        }
      ],
      "title": "xfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-40959",
    "datePublished": "2024-07-12T12:32:01.149Z",
    "dateReserved": "2024-07-12T12:17:45.593Z",
    "dateUpdated": "2026-05-12T11:55:56.132Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2024-40959",
      "date": "2026-05-30",
      "epss": "0.00011",
      "percentile": "0.01376"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"2.6.12\", \"versionEndExcluding\": \"4.19.317\", \"matchCriteriaId\": \"4E229973-CC2A-4919-9D45-96986F94BAB1\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"4.20\", \"versionEndExcluding\": \"5.4.279\", \"matchCriteriaId\": \"F4E38E58-1B9F-4DF2-AD3D-A8BEAA2959D8\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"5.5\", \"versionEndExcluding\": \"5.10.221\", \"matchCriteriaId\": \"659E1520-6345-41AF-B893-A7C0647585A0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"5.11\", \"versionEndExcluding\": \"5.15.162\", \"matchCriteriaId\": \"10A39ACC-3005-40E8-875C-98A372D1FFD5\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"5.16\", \"versionEndExcluding\": \"6.1.96\", \"matchCriteriaId\": \"61E887B4-732A-40D2-9983-CC6F281EBFB7\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"6.2\", \"versionEndExcluding\": \"6.6.36\", \"matchCriteriaId\": \"E1046C95-860A-45B0-B718-2B29F65BFF10\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"6.7\", \"versionEndExcluding\": \"6.9.7\", \"matchCriteriaId\": \"0A047AF2-94AC-4A3A-B32D-6AB930D8EF1C\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*\", \"matchCriteriaId\": \"2EBB4392-5FA6-4DA9-9772-8F9C750109FA\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*\", \"matchCriteriaId\": \"331C2F14-12C7-45D5-893D-8C52EE38EA10\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:*\", \"matchCriteriaId\": \"3173713D-909A-4DD3-9DD4-1E171EB057EE\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.10:rc4:*:*:*:*:*:*\", \"matchCriteriaId\": \"79F18AFA-40F7-43F0-BA30-7BDB65F918B9\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nxfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()\\n\\nip6_dst_idev() can return NULL, xfrm6_get_saddr() must act accordingly.\\n\\nsyzbot reported:\\n\\nOops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI\\nKASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\\nCPU: 1 PID: 12 Comm: kworker/u8:1 Not tainted 6.10.0-rc2-syzkaller-00383-gb8481381d4e2 #0\\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024\\nWorkqueue: wg-kex-wg1 wg_packet_handshake_send_worker\\n RIP: 0010:xfrm6_get_saddr+0x93/0x130 net/ipv6/xfrm6_policy.c:64\\nCode: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 97 00 00 00 4c 8b ab d8 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 \u003c80\u003e 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 e8 ca 13 47 01 48 b8 00\\nRSP: 0018:ffffc90000117378 EFLAGS: 00010246\\nRAX: dffffc0000000000 RBX: ffff88807b079dc0 RCX: ffffffff89a0d6d7\\nRDX: 0000000000000000 RSI: ffffffff89a0d6e9 RDI: ffff88807b079e98\\nRBP: ffff88807ad73248 R08: 0000000000000007 R09: fffffffffffff000\\nR10: ffff88807b079dc0 R11: 0000000000000007 R12: ffffc90000117480\\nR13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000\\nFS:  0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 00007f4586d00440 CR3: 0000000079042000 CR4: 00000000003506f0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nCall Trace:\\n \u003cTASK\u003e\\n  xfrm_get_saddr net/xfrm/xfrm_policy.c:2452 [inline]\\n  xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2481 [inline]\\n  xfrm_tmpl_resolve+0xa26/0xf10 net/xfrm/xfrm_policy.c:2541\\n  xfrm_resolve_and_create_bundle+0x140/0x2570 net/xfrm/xfrm_policy.c:2835\\n  xfrm_bundle_lookup net/xfrm/xfrm_policy.c:3070 [inline]\\n  xfrm_lookup_with_ifid+0x4d1/0x1e60 net/xfrm/xfrm_policy.c:3201\\n  xfrm_lookup net/xfrm/xfrm_policy.c:3298 [inline]\\n  xfrm_lookup_route+0x3b/0x200 net/xfrm/xfrm_policy.c:3309\\n  ip6_dst_lookup_flow+0x15c/0x1d0 net/ipv6/ip6_output.c:1256\\n  send6+0x611/0xd20 drivers/net/wireguard/socket.c:139\\n  wg_socket_send_skb_to_peer+0xf9/0x220 drivers/net/wireguard/socket.c:178\\n  wg_socket_send_buffer_to_peer+0x12b/0x190 drivers/net/wireguard/socket.c:200\\n  wg_packet_send_handshake_initiation+0x227/0x360 drivers/net/wireguard/send.c:40\\n  wg_packet_handshake_send_worker+0x1c/0x30 drivers/net/wireguard/send.c:51\\n  process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231\\n  process_scheduled_works kernel/workqueue.c:3312 [inline]\\n  worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393\\n  kthread+0x2c1/0x3a0 kernel/kthread.c:389\\n  ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147\\n  ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244\"}, {\"lang\": \"es\", \"value\": \"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: xfrm6: verifique el valor de retorno de ip6_dst_idev() en xfrm6_get_saddr() ip6_dst_idev() puede devolver NULL, xfrm6_get_saddr() debe actuar en consecuencia. syzbot inform\\u00f3: Ups: falla de protecci\\u00f3n general, probablemente para la direcci\\u00f3n no can\\u00f3nica 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref en el rango [0x0000000000000000-0x0000000000000007] CPU: 1 PID: 12 Comm: trabajador/ u8:1 No contaminado 6.10.0-rc2-syzkaller-00383-gb8481381d4e2 #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/04/2024 Cola de trabajo: wg-kex-wg1 wg_packet_handshake_send_worker RIP: 0010:xfrm6_get_saddr +0x93/0x130 net/ipv6/xfrm6_policy.c:64 C\\u00f3digo: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 97 00 00 00 4c 8b ab d8 00 00 00 48 b8 00 00 00 00 00 fc ff f 4c 89 ea 48 c1 ea 03 \u0026lt;80\u0026gt; 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 e8 ca 13 47 01 48 b8 00 RSP: 0018:ffffc90000117378 EFLAGS: 00010246 RAX dff ffc0000000000 RBX: ffff88807b079dc0 RCX: ffffffff89a0d6d7 RDX: 0000000000000000 RSI: ffffffff89a0d6e9 RDI: ffff88807b079e98 RBP: ffff88807ad73248 R08: 0000000000000007 R09: ffffffffffff000 R10: ffff88807b079dc0 11: 0000000000000007 R12: ffffc90000117480 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0 000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS : 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4586d00440 CR3: 0000000079042000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Seguimiento de llamadas:  xfrm_get_saddr net/xfrm/xfrm_policy .c:2452 [en l\\u00ednea] xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2481 [en l\\u00ednea] xfrm_tmpl_resolve+0xa26/0xf10 net/xfrm/xfrm_policy.c:2541 xfrm_resolve_and_create_bundle+0x140/0x2570 net/xfrm/xfrm_ pol\\u00edtica.c:2835 xfrm_bundle_lookup net /xfrm/xfrm_policy.c:3070 [en l\\u00ednea] xfrm_lookup_with_ifid+0x4d1/0x1e60 net/xfrm/xfrm_policy.c:3201 xfrm_lookup net/xfrm/xfrm_policy.c:3298 [en l\\u00ednea] xfrm_lookup_route+0x3b/0x200 net/xfrm/xfrm _pol\\u00edtica.c :3309 ip6_dst_lookup_flow+0x15c/0x1d0 net/ipv6/ip6_output.c:1256 send6+0x611/0xd20 controladores/net/wireguard/socket.c:139 wg_socket_send_skb_to_peer+0xf9/0x220 controladores/net/wireguard/socket.c:178 enviar_buffer_to_peer+ 0x12b/0x190 controladores/net/wireguard/socket.c:200 wg_packet_send_handshake_initiation+0x227/0x360 controladores/net/wireguard/send.c:40 wg_packet_handshake_send_worker+0x1c/0x30 controladores/net/wireguard/send.c:51 Process_one_work+0x9fb/ 0x1b60 kernel/workqueue.c:3231 Process_scheduled_works kernel/workqueue.c:3312 [en l\\u00ednea] trabajador_thread+0x6c8/0xf70 kernel/workqueue.c:3393 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/ x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244\"}]",
      "id": "CVE-2024-40959",
      "lastModified": "2024-11-21T09:31:57.090",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 3.6}]}",
      "published": "2024-07-12T13:15:17.947",
      "references": "[{\"url\": \"https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/c71761292d4d002a8eccb57b86792c4e3b3eb3c7\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/d46401052c2d5614da8efea5788532f0401cb164\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/f897d7171652fcfc76d042bfec798b010ee89e41\", \"source\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/c71761292d4d002a8eccb57b86792c4e3b3eb3c7\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/d46401052c2d5614da8efea5788532f0401cb164\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://git.kernel.org/stable/c/f897d7171652fcfc76d042bfec798b010ee89e41\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}]",
      "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-476\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-40959\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-07-12T13:15:17.947\",\"lastModified\":\"2026-05-12T12:17:00.583\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nxfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()\\n\\nip6_dst_idev() can return NULL, xfrm6_get_saddr() must act accordingly.\\n\\nsyzbot reported:\\n\\nOops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI\\nKASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\\nCPU: 1 PID: 12 Comm: kworker/u8:1 Not tainted 6.10.0-rc2-syzkaller-00383-gb8481381d4e2 #0\\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024\\nWorkqueue: wg-kex-wg1 wg_packet_handshake_send_worker\\n RIP: 0010:xfrm6_get_saddr+0x93/0x130 net/ipv6/xfrm6_policy.c:64\\nCode: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 97 00 00 00 4c 8b ab d8 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 \u003c80\u003e 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 e8 ca 13 47 01 48 b8 00\\nRSP: 0018:ffffc90000117378 EFLAGS: 00010246\\nRAX: dffffc0000000000 RBX: ffff88807b079dc0 RCX: ffffffff89a0d6d7\\nRDX: 0000000000000000 RSI: ffffffff89a0d6e9 RDI: ffff88807b079e98\\nRBP: ffff88807ad73248 R08: 0000000000000007 R09: fffffffffffff000\\nR10: ffff88807b079dc0 R11: 0000000000000007 R12: ffffc90000117480\\nR13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000\\nFS:  0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 00007f4586d00440 CR3: 0000000079042000 CR4: 00000000003506f0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nCall Trace:\\n \u003cTASK\u003e\\n  xfrm_get_saddr net/xfrm/xfrm_policy.c:2452 [inline]\\n  xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2481 [inline]\\n  xfrm_tmpl_resolve+0xa26/0xf10 net/xfrm/xfrm_policy.c:2541\\n  xfrm_resolve_and_create_bundle+0x140/0x2570 net/xfrm/xfrm_policy.c:2835\\n  xfrm_bundle_lookup net/xfrm/xfrm_policy.c:3070 [inline]\\n  xfrm_lookup_with_ifid+0x4d1/0x1e60 net/xfrm/xfrm_policy.c:3201\\n  xfrm_lookup net/xfrm/xfrm_policy.c:3298 [inline]\\n  xfrm_lookup_route+0x3b/0x200 net/xfrm/xfrm_policy.c:3309\\n  ip6_dst_lookup_flow+0x15c/0x1d0 net/ipv6/ip6_output.c:1256\\n  send6+0x611/0xd20 drivers/net/wireguard/socket.c:139\\n  wg_socket_send_skb_to_peer+0xf9/0x220 drivers/net/wireguard/socket.c:178\\n  wg_socket_send_buffer_to_peer+0x12b/0x190 drivers/net/wireguard/socket.c:200\\n  wg_packet_send_handshake_initiation+0x227/0x360 drivers/net/wireguard/send.c:40\\n  wg_packet_handshake_send_worker+0x1c/0x30 drivers/net/wireguard/send.c:51\\n  process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231\\n  process_scheduled_works kernel/workqueue.c:3312 [inline]\\n  worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393\\n  kthread+0x2c1/0x3a0 kernel/kthread.c:389\\n  ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147\\n  ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: xfrm6: verifique el valor de retorno de ip6_dst_idev() en xfrm6_get_saddr() ip6_dst_idev() puede devolver NULL, xfrm6_get_saddr() debe actuar en consecuencia. syzbot inform\u00f3: Ups: falla de protecci\u00f3n general, probablemente para la direcci\u00f3n no can\u00f3nica 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI KASAN: null-ptr-deref en el rango [0x0000000000000000-0x0000000000000007] CPU: 1 PID: 12 Comm: trabajador/ u8:1 No contaminado 6.10.0-rc2-syzkaller-00383-gb8481381d4e2 #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/04/2024 Cola de trabajo: wg-kex-wg1 wg_packet_handshake_send_worker RIP: 0010:xfrm6_get_saddr +0x93/0x130 net/ipv6/xfrm6_policy.c:64 C\u00f3digo: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 97 00 00 00 4c 8b ab d8 00 00 00 48 b8 00 00 00 00 00 fc ff f 4c 89 ea 48 c1 ea 03 \u0026lt;80\u0026gt; 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 e8 ca 13 47 01 48 b8 00 RSP: 0018:ffffc90000117378 EFLAGS: 00010246 RAX dff ffc0000000000 RBX: ffff88807b079dc0 RCX: ffffffff89a0d6d7 RDX: 0000000000000000 RSI: ffffffff89a0d6e9 RDI: ffff88807b079e98 RBP: ffff88807ad73248 R08: 0000000000000007 R09: ffffffffffff000 R10: ffff88807b079dc0 11: 0000000000000007 R12: ffffc90000117480 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0 000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS : 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4586d00440 CR3: 0000000079042000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Seguimiento de llamadas:  xfrm_get_saddr net/xfrm/xfrm_policy .c:2452 [en l\u00ednea] xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2481 [en l\u00ednea] xfrm_tmpl_resolve+0xa26/0xf10 net/xfrm/xfrm_policy.c:2541 xfrm_resolve_and_create_bundle+0x140/0x2570 net/xfrm/xfrm_ pol\u00edtica.c:2835 xfrm_bundle_lookup net /xfrm/xfrm_policy.c:3070 [en l\u00ednea] xfrm_lookup_with_ifid+0x4d1/0x1e60 net/xfrm/xfrm_policy.c:3201 xfrm_lookup net/xfrm/xfrm_policy.c:3298 [en l\u00ednea] xfrm_lookup_route+0x3b/0x200 net/xfrm/xfrm _pol\u00edtica.c :3309 ip6_dst_lookup_flow+0x15c/0x1d0 net/ipv6/ip6_output.c:1256 send6+0x611/0xd20 controladores/net/wireguard/socket.c:139 wg_socket_send_skb_to_peer+0xf9/0x220 controladores/net/wireguard/socket.c:178 enviar_buffer_to_peer+ 0x12b/0x190 controladores/net/wireguard/socket.c:200 wg_packet_send_handshake_initiation+0x227/0x360 controladores/net/wireguard/send.c:40 wg_packet_handshake_send_worker+0x1c/0x30 controladores/net/wireguard/send.c:51 Process_one_work+0x9fb/ 0x1b60 kernel/workqueue.c:3231 Process_scheduled_works kernel/workqueue.c:3312 [en l\u00ednea] trabajador_thread+0x6c8/0xf70 kernel/workqueue.c:3393 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/ x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.6.12\",\"versionEndExcluding\":\"4.19.317\",\"matchCriteriaId\":\"4E229973-CC2A-4919-9D45-96986F94BAB1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.279\",\"matchCriteriaId\":\"F4E38E58-1B9F-4DF2-AD3D-A8BEAA2959D8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.221\",\"matchCriteriaId\":\"659E1520-6345-41AF-B893-A7C0647585A0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.162\",\"matchCriteriaId\":\"10A39ACC-3005-40E8-875C-98A372D1FFD5\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.96\",\"matchCriteriaId\":\"61E887B4-732A-40D2-9983-CC6F281EBFB7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.36\",\"matchCriteriaId\":\"E1046C95-860A-45B0-B718-2B29F65BFF10\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.9.7\",\"matchCriteriaId\":\"0A047AF2-94AC-4A3A-B32D-6AB930D8EF1C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"2EBB4392-5FA6-4DA9-9772-8F9C750109FA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"331C2F14-12C7-45D5-893D-8C52EE38EA10\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"3173713D-909A-4DD3-9DD4-1E171EB057EE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.10:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"79F18AFA-40F7-43F0-BA30-7BDB65F918B9\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c71761292d4d002a8eccb57b86792c4e3b3eb3c7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d46401052c2d5614da8efea5788532f0401cb164\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f897d7171652fcfc76d042bfec798b010ee89e41\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/c71761292d4d002a8eccb57b86792c4e3b3eb3c7\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel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    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://git.kernel.org/stable/c/c71761292d4d002a8eccb57b86792c4e3b3eb3c7\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/f897d7171652fcfc76d042bfec798b010ee89e41\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf\", \"tags\": [\"x_transferred\"]}, {\"url\": 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\"versions\": [{\"status\": \"affected\", \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\", \"lessThan\": \"c71761292d4d002a8eccb57b86792c4e3b3eb3c7\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\", \"lessThan\": \"caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\", \"lessThan\": \"20427b85781aca0ad072851f6907a3d4b2fed8d1\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\", \"lessThan\": \"9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\", \"lessThan\": \"83c02fb2cc0afee5bb53cddf3f34f045f654ad6a\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\", \"lessThan\": 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\"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.221\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.162\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.96\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.6.36\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.6.*\"}, {\"status\": \"unaffected\", \"version\": \"6.9.7\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.9.*\"}, {\"status\": \"unaffected\", \"version\": \"6.10\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"net/ipv6/xfrm6_policy.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/c71761292d4d002a8eccb57b86792c4e3b3eb3c7\"}, {\"url\": \"https://git.kernel.org/stable/c/caf0bec84c62fb1cf6f7c9f0e8c857c87f8adbc3\"}, {\"url\": \"https://git.kernel.org/stable/c/20427b85781aca0ad072851f6907a3d4b2fed8d1\"}, {\"url\": \"https://git.kernel.org/stable/c/9f30f1f1a51d91e19f5a09236bb0b59e6a07ad08\"}, {\"url\": \"https://git.kernel.org/stable/c/83c02fb2cc0afee5bb53cddf3f34f045f654ad6a\"}, {\"url\": \"https://git.kernel.org/stable/c/f897d7171652fcfc76d042bfec798b010ee89e41\"}, {\"url\": \"https://git.kernel.org/stable/c/600a62b4232ac027f788c3ca395bc2333adeaacf\"}, {\"url\": \"https://git.kernel.org/stable/c/d46401052c2d5614da8efea5788532f0401cb164\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nxfrm6: check ip6_dst_idev() return value in xfrm6_get_saddr()\\n\\nip6_dst_idev() can return NULL, xfrm6_get_saddr() must act accordingly.\\n\\nsyzbot reported:\\n\\nOops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN PTI\\nKASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\\nCPU: 1 PID: 12 Comm: kworker/u8:1 Not tainted 6.10.0-rc2-syzkaller-00383-gb8481381d4e2 #0\\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024\\nWorkqueue: wg-kex-wg1 wg_packet_handshake_send_worker\\n RIP: 0010:xfrm6_get_saddr+0x93/0x130 net/ipv6/xfrm6_policy.c:64\\nCode: df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 97 00 00 00 4c 8b ab d8 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 \u003c80\u003e 3c 02 00 0f 85 86 00 00 00 4d 8b 6d 00 e8 ca 13 47 01 48 b8 00\\nRSP: 0018:ffffc90000117378 EFLAGS: 00010246\\nRAX: dffffc0000000000 RBX: ffff88807b079dc0 RCX: ffffffff89a0d6d7\\nRDX: 0000000000000000 RSI: ffffffff89a0d6e9 RDI: ffff88807b079e98\\nRBP: ffff88807ad73248 R08: 0000000000000007 R09: fffffffffffff000\\nR10: ffff88807b079dc0 R11: 0000000000000007 R12: ffffc90000117480\\nR13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000\\nFS:  0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 00007f4586d00440 CR3: 0000000079042000 CR4: 00000000003506f0\\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\nCall Trace:\\n \u003cTASK\u003e\\n  xfrm_get_saddr net/xfrm/xfrm_policy.c:2452 [inline]\\n  xfrm_tmpl_resolve_one net/xfrm/xfrm_policy.c:2481 [inline]\\n  xfrm_tmpl_resolve+0xa26/0xf10 net/xfrm/xfrm_policy.c:2541\\n  xfrm_resolve_and_create_bundle+0x140/0x2570 net/xfrm/xfrm_policy.c:2835\\n  xfrm_bundle_lookup net/xfrm/xfrm_policy.c:3070 [inline]\\n  xfrm_lookup_with_ifid+0x4d1/0x1e60 net/xfrm/xfrm_policy.c:3201\\n  xfrm_lookup net/xfrm/xfrm_policy.c:3298 [inline]\\n  xfrm_lookup_route+0x3b/0x200 net/xfrm/xfrm_policy.c:3309\\n  ip6_dst_lookup_flow+0x15c/0x1d0 net/ipv6/ip6_output.c:1256\\n  send6+0x611/0xd20 drivers/net/wireguard/socket.c:139\\n  wg_socket_send_skb_to_peer+0xf9/0x220 drivers/net/wireguard/socket.c:178\\n  wg_socket_send_buffer_to_peer+0x12b/0x190 drivers/net/wireguard/socket.c:200\\n  wg_packet_send_handshake_initiation+0x227/0x360 drivers/net/wireguard/send.c:40\\n  wg_packet_handshake_send_worker+0x1c/0x30 drivers/net/wireguard/send.c:51\\n  process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231\\n  process_scheduled_works kernel/workqueue.c:3312 [inline]\\n  worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393\\n  kthread+0x2c1/0x3a0 kernel/kthread.c:389\\n  ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147\\n  ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.19.317\", \"versionStartIncluding\": \"2.6.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.279\", \"versionStartIncluding\": \"2.6.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.221\", \"versionStartIncluding\": \"2.6.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.162\", \"versionStartIncluding\": \"2.6.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.96\", \"versionStartIncluding\": \"2.6.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.6.36\", \"versionStartIncluding\": \"2.6.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.9.7\", \"versionStartIncluding\": \"2.6.12\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.10\", \"versionStartIncluding\": \"2.6.12\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-04T09:18:49.327Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-40959\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-05-04T09:18:49.327Z\", \"dateReserved\": \"2024-07-12T12:17:45.593Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-07-12T12:32:01.149Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.