CVE-2024-26754
Vulnerability from cvelistv5
Published
2024-04-03 17:00
Modified
2024-11-05 09:15
Severity ?
Summary
gtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/136cfaca22567a03bbb3bf53a43d8cb5748b80ec
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2e534fd15e5c2ca15821c897352cf0e8a3e30dca
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3963f16cc7643b461271989b712329520374ad2a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5013bd54d283eda5262c9ae3bcc966d01daf8576
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a576308800be28f2eaa099e7caad093b97d66e77
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ba6b8b02a3314e62571a540efa96560888c5f03e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f0ecdfa679189d26aedfe24212d4e69e42c2c861
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f8cbd1791900b5d96466eede8e9439a5b9ca4de7
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()\n\nThe gtp_net_ops pernet operations structure for the subsystem must be\nregistered before registering the generic netlink family.\n\nSyzkaller hit \u0027general protection fault in gtp_genl_dump_pdp\u0027 bug:\n\ngeneral protection fault, probably for non-canonical address\n0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN NOPTI\nKASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]\nCPU: 1 PID: 5826 Comm: gtp Not tainted 6.8.0-rc3-std-def-alt1 #1\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\nRIP: 0010:gtp_genl_dump_pdp+0x1be/0x800 [gtp]\nCode: c6 89 c6 e8 64 e9 86 df 58 45 85 f6 0f 85 4e 04 00 00 e8 c5 ee 86\n      df 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 \u003c80\u003e\n      3c 02 00 0f 85 de 05 00 00 48 8b 44 24 18 4c 8b 30 4c 39 f0 74\nRSP: 0018:ffff888014107220 EFLAGS: 00010202\nRAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000\nRDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000\nRBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000\nR13: ffff88800fcda588 R14: 0000000000000001 R15: 0000000000000000\nFS:  00007f1be4eb05c0(0000) GS:ffff88806ce80000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f1be4e766cf CR3: 000000000c33e000 CR4: 0000000000750ef0\nPKRU: 55555554\nCall Trace:\n \u003cTASK\u003e\n ? show_regs+0x90/0xa0\n ? die_addr+0x50/0xd0\n ? exc_general_protection+0x148/0x220\n ? asm_exc_general_protection+0x22/0x30\n ? gtp_genl_dump_pdp+0x1be/0x800 [gtp]\n ? __alloc_skb+0x1dd/0x350\n ? __pfx___alloc_skb+0x10/0x10\n genl_dumpit+0x11d/0x230\n netlink_dump+0x5b9/0xce0\n ? lockdep_hardirqs_on_prepare+0x253/0x430\n ? __pfx_netlink_dump+0x10/0x10\n ? kasan_save_track+0x10/0x40\n ? __kasan_kmalloc+0x9b/0xa0\n ? genl_start+0x675/0x970\n __netlink_dump_start+0x6fc/0x9f0\n genl_family_rcv_msg_dumpit+0x1bb/0x2d0\n ? __pfx_genl_family_rcv_msg_dumpit+0x10/0x10\n ? genl_op_from_small+0x2a/0x440\n ? cap_capable+0x1d0/0x240\n ? __pfx_genl_start+0x10/0x10\n ? __pfx_genl_dumpit+0x10/0x10\n ? __pfx_genl_done+0x10/0x10\n ? security_capable+0x9d/0xe0"
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      "title": "gtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-26754",
    "datePublished": "2024-04-03T17:00:39.079Z",
    "dateReserved": "2024-02-19T14:20:24.170Z",
    "dateUpdated": "2024-11-05T09:15:08.118Z",
    "state": "PUBLISHED"
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  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-26754\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-03T17:15:52.050\",\"lastModified\":\"2024-11-05T10:15:47.167\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ngtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()\\n\\nThe gtp_net_ops pernet operations structure for the subsystem must be\\nregistered before registering the generic netlink family.\\n\\nSyzkaller hit \u0027general protection fault in gtp_genl_dump_pdp\u0027 bug:\\n\\ngeneral protection fault, probably for non-canonical address\\n0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN NOPTI\\nKASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017]\\nCPU: 1 PID: 5826 Comm: gtp Not tainted 6.8.0-rc3-std-def-alt1 #1\\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 04/01/2014\\nRIP: 0010:gtp_genl_dump_pdp+0x1be/0x800 [gtp]\\nCode: c6 89 c6 e8 64 e9 86 df 58 45 85 f6 0f 85 4e 04 00 00 e8 c5 ee 86\\n      df 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 \u003c80\u003e\\n      3c 02 00 0f 85 de 05 00 00 48 8b 44 24 18 4c 8b 30 4c 39 f0 74\\nRSP: 0018:ffff888014107220 EFLAGS: 00010202\\nRAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000\\nRDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000\\nRBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\\nR10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000\\nR13: ffff88800fcda588 R14: 0000000000000001 R15: 0000000000000000\\nFS:  00007f1be4eb05c0(0000) GS:ffff88806ce80000(0000) knlGS:0000000000000000\\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\nCR2: 00007f1be4e766cf CR3: 000000000c33e000 CR4: 0000000000750ef0\\nPKRU: 55555554\\nCall Trace:\\n \u003cTASK\u003e\\n ? show_regs+0x90/0xa0\\n ? die_addr+0x50/0xd0\\n ? exc_general_protection+0x148/0x220\\n ? asm_exc_general_protection+0x22/0x30\\n ? gtp_genl_dump_pdp+0x1be/0x800 [gtp]\\n ? __alloc_skb+0x1dd/0x350\\n ? __pfx___alloc_skb+0x10/0x10\\n genl_dumpit+0x11d/0x230\\n netlink_dump+0x5b9/0xce0\\n ? lockdep_hardirqs_on_prepare+0x253/0x430\\n ? __pfx_netlink_dump+0x10/0x10\\n ? kasan_save_track+0x10/0x40\\n ? __kasan_kmalloc+0x9b/0xa0\\n ? genl_start+0x675/0x970\\n __netlink_dump_start+0x6fc/0x9f0\\n genl_family_rcv_msg_dumpit+0x1bb/0x2d0\\n ? __pfx_genl_family_rcv_msg_dumpit+0x10/0x10\\n ? genl_op_from_small+0x2a/0x440\\n ? cap_capable+0x1d0/0x240\\n ? __pfx_genl_start+0x10/0x10\\n ? __pfx_genl_dumpit+0x10/0x10\\n ? __pfx_genl_done+0x10/0x10\\n ? security_capable+0x9d/0xe0\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux se ha resuelto la siguiente vulnerabilidad: gtp: corrige use-after-free y null-ptr-deref en gtp_genl_dump_pdp() La estructura de operaciones pernet gtp_net_ops para el subSYSTEM debe registrarse antes de registrar la familia netlink gen\u00e9rica. Syzkaller encontr\u00f3 el error \u0027fallo de protecci\u00f3n general en gtp_genl_dump_pdp\u0027: fallo de protecci\u00f3n general, probablemente para la direcci\u00f3n no can\u00f3nica 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: null-ptr-deref en el rango [0x0000000000000010-0x00000000000000 017] CPU: 1 PID : 5826 Comm: gtp Not tainted 6.8.0-rc3-std-def-alt1 #1 Nombre del hardware: PC est\u00e1ndar QEMU (Q35 + ICH9, 2009), BIOS 1.16.0-alt1 01/04/2014 RIP: 0010:gtp_genl_dump_pdp +0x1be/0x800 [gtp] C\u00f3digo: c6 89 c6 e8 64 e9 86 df 58 45 85 f6 0f 85 4e 04 00 00 e8 c5 ee 86 df 48 8b 54 24 18 48 b8 00 00 00 00 00 fc ff df 48 c1 e un 03 \u0026lt;80\u0026gt; 3c 02 00 0f 85 de 05 00 00 48 8b 44 24 18 4c 8b 30 4c 39 f0 74 RSP: 0018:ffff888014107220 EFLAGS: 00010202 RAX: dffffc0000000000 RBX : 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000002 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000000000 R11: 0000000000000000 R12 : 0000000000000000 R13: ffff88800fcda588 R14: 0000000000000001 R15: 0000000000000000 FS: 00007f1be4eb05c0(0000) GS:ffff88806ce80000(0000) kn lGS:0000000000000000 CS: 0010 DS: 0000 ES : 0000 CR0: 0000000080050033 CR2: 00007f1be4e766cf CR3: 000000000c33e000 CR4: 0000000000750ef0 PKRU: 55555554 Seguimiento de llamadas:  ? show_regs+0x90/0xa0? die_addr+0x50/0xd0? exc_general_protection+0x148/0x220? asm_exc_general_protection+0x22/0x30? gtp_genl_dump_pdp+0x1be/0x800 [gtp] ? __alloc_skb+0x1dd/0x350 ? __pfx___alloc_skb+0x10/0x10 genl_dumpit+0x11d/0x230 netlink_dump+0x5b9/0xce0 ? lockdep_hardirqs_on_prepare+0x253/0x430? __pfx_netlink_dump+0x10/0x10 ? kasan_save_track+0x10/0x40? __kasan_kmalloc+0x9b/0xa0 ? genl_start+0x675/0x970 __netlink_dump_start+0x6fc/0x9f0 genl_family_rcv_msg_dumpit+0x1bb/0x2d0 ? __pfx_genl_family_rcv_msg_dumpit+0x10/0x10 ? genl_op_from_small+0x2a/0x440? cap_capaz+0x1d0/0x240 ? __pfx_genl_start+0x10/0x10? __pfx_genl_dumpit+0x10/0x10 ? __pfx_genl_done+0x10/0x10 ? seguridad_capaz+0x9d/0xe0\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/136cfaca22567a03bbb3bf53a43d8cb5748b80ec\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2e534fd15e5c2ca15821c897352cf0e8a3e30dca\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3963f16cc7643b461271989b712329520374ad2a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/5013bd54d283eda5262c9ae3bcc966d01daf8576\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a576308800be28f2eaa099e7caad093b97d66e77\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/ba6b8b02a3314e62571a540efa96560888c5f03e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f0ecdfa679189d26aedfe24212d4e69e42c2c861\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f8cbd1791900b5d96466eede8e9439a5b9ca4de7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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