Vulnerability-Lookup

FKIE_CVE-2024-43878

Vulnerability from fkie_nvd - Published: 2024-08-21 01:15 - Updated: 2026-08-04 11:19

Severity

8.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix input error path memory access When there is a misconfiguration of input state slow path KASAN report error. Fix this error. west login: [ 52.987278] eth1: renamed from veth11 [ 53.078814] eth1: renamed from veth21 [ 53.181355] eth1: renamed from veth31 [ 54.921702] ================================================================== [ 54.922602] BUG: KASAN: wild-memory-access in xfrmi_rcv_cb+0x2d/0x295 [ 54.923393] Read of size 8 at addr 6b6b6b6b00000000 by task ping/512 [ 54.924169] [ 54.924386] CPU: 0 PID: 512 Comm: ping Not tainted 6.9.0-08574-gcd29a4313a1b #25 [ 54.925290] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 54.926401] Call Trace: [ 54.926731] <IRQ> [ 54.927009] dump_stack_lvl+0x2a/0x3b [ 54.927478] kasan_report+0x84/0xa6 [ 54.927930] ? xfrmi_rcv_cb+0x2d/0x295 [ 54.928410] xfrmi_rcv_cb+0x2d/0x295 [ 54.928872] ? xfrm4_rcv_cb+0x3d/0x5e [ 54.929354] xfrm4_rcv_cb+0x46/0x5e [ 54.929804] xfrm_rcv_cb+0x7e/0xa1 [ 54.930240] xfrm_input+0x1b3a/0x1b96 [ 54.930715] ? xfrm_offload+0x41/0x41 [ 54.931182] ? raw_rcv+0x292/0x292 [ 54.931617] ? nf_conntrack_confirm+0xa2/0xa2 [ 54.932158] ? skb_sec_path+0xd/0x3f [ 54.932610] ? xfrmi_input+0x90/0xce [ 54.933066] xfrm4_esp_rcv+0x33/0x54 [ 54.933521] ip_protocol_deliver_rcu+0xd7/0x1b2 [ 54.934089] ip_local_deliver_finish+0x110/0x120 [ 54.934659] ? ip_protocol_deliver_rcu+0x1b2/0x1b2 [ 54.935248] NF_HOOK.constprop.0+0xf8/0x138 [ 54.935767] ? ip_sublist_rcv_finish+0x68/0x68 [ 54.936317] ? secure_tcpv6_ts_off+0x23/0x168 [ 54.936859] ? ip_protocol_deliver_rcu+0x1b2/0x1b2 [ 54.937454] ? __xfrm_policy_check2.constprop.0+0x18d/0x18d [ 54.938135] NF_HOOK.constprop.0+0xf8/0x138 [ 54.938663] ? ip_sublist_rcv_finish+0x68/0x68 [ 54.939220] ? __xfrm_policy_check2.constprop.0+0x18d/0x18d [ 54.939904] ? ip_local_deliver_finish+0x120/0x120 [ 54.940497] __netif_receive_skb_one_core+0xc9/0x107 [ 54.941121] ? __netif_receive_skb_list_core+0x1c2/0x1c2 [ 54.941771] ? blk_mq_start_stopped_hw_queues+0xc7/0xf9 [ 54.942413] ? blk_mq_start_stopped_hw_queue+0x38/0x38 [ 54.943044] ? virtqueue_get_buf_ctx+0x295/0x46b [ 54.943618] process_backlog+0xb3/0x187 [ 54.944102] __napi_poll.constprop.0+0x57/0x1a7 [ 54.944669] net_rx_action+0x1cb/0x380 [ 54.945150] ? __napi_poll.constprop.0+0x1a7/0x1a7 [ 54.945744] ? vring_new_virtqueue+0x17a/0x17a [ 54.946300] ? note_interrupt+0x2cd/0x367 [ 54.946805] handle_softirqs+0x13c/0x2c9 [ 54.947300] do_softirq+0x5f/0x7d [ 54.947727] </IRQ> [ 54.948014] <TASK> [ 54.948300] __local_bh_enable_ip+0x48/0x62 [ 54.948832] __neigh_event_send+0x3fd/0x4ca [ 54.949361] neigh_resolve_output+0x1e/0x210 [ 54.949896] ip_finish_output2+0x4bf/0x4f0 [ 54.950410] ? __ip_finish_output+0x171/0x1b8 [ 54.950956] ip_send_skb+0x25/0x57 [ 54.951390] raw_sendmsg+0xf95/0x10c0 [ 54.951850] ? check_new_pages+0x45/0x71 [ 54.952343] ? raw_hash_sk+0x21b/0x21b [ 54.952815] ? kernel_init_pages+0x42/0x51 [ 54.953337] ? prep_new_page+0x44/0x51 [ 54.953811] ? get_page_from_freelist+0x72b/0x915 [ 54.954390] ? signal_pending_state+0x77/0x77 [ 54.954936] ? preempt_count_sub+0x14/0xb3 [ 54.955450] ? __might_resched+0x8a/0x240 [ 54.955951] ? __might_sleep+0x25/0xa0 [ 54.956424] ? first_zones_zonelist+0x2c/0x43 [ 54.956977] ? __rcu_read_lock+0x2d/0x3a [ 54.957476] ? __pte_offset_map+0x32/0xa4 [ 54.957980] ? __might_resched+0x8a/0x240 [ 54.958483] ? __might_sleep+0x25/0xa0 [ 54.958963] ? inet_send_prepare+0x54/0x54 [ 54.959478] ? sock_sendmsg_nosec+0x42/0x6c [ 54.960000] sock_sendmsg_nosec+0x42/0x6c [ 54.960502] __sys_sendto+0x15d/0x1cc [ 54.960966] ? __x64_sys_getpeername+0x44/0x44 [ 54.961522] ? __handle_mm_fault+0x679/0xae4 [ 54.962068] ? find_vma+0x6b/0x ---truncated---

References

	URL	Tags
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/54fcc6189dfb822eea984fa2b3e477a02447279d	Patch
	416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a4c10813bc394ff2b5c61f913971be216f8f8834	Patch

Impacted products

	Vendor	Product	Version
	linux	linux_kernel	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/xfrm/xfrm_input.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a4c10813bc394ff2b5c61f913971be216f8f8834",
              "status": "affected",
              "version": "304b44f0d5a4c2f91f82f7c31538d00485fb484c",
              "versionType": "git"
            },
            {
              "lessThan": "54fcc6189dfb822eea984fa2b3e477a02447279d",
              "status": "affected",
              "version": "304b44f0d5a4c2f91f82f7c31538d00485fb484c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/xfrm/xfrm_input.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.10"
            },
            {
              "lessThan": "6.10",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.10.*",
              "status": "unaffected",
              "version": "6.10.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.11",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "21DC7A88-E88C-4C44-9AFB-CBB30134097C",
              "versionEndExcluding": "6.10.3",
              "versionStartIncluding": "6.10",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxfrm: Fix input error path memory access\n\nWhen there is a misconfiguration of input state slow path\nKASAN report error. Fix this error.\nwest login:\n[   52.987278] eth1: renamed from veth11\n[   53.078814] eth1: renamed from veth21\n[   53.181355] eth1: renamed from veth31\n[   54.921702] ==================================================================\n[   54.922602] BUG: KASAN: wild-memory-access in xfrmi_rcv_cb+0x2d/0x295\n[   54.923393] Read of size 8 at addr 6b6b6b6b00000000 by task ping/512\n[   54.924169]\n[   54.924386] CPU: 0 PID: 512 Comm: ping Not tainted 6.9.0-08574-gcd29a4313a1b #25\n[   54.925290] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014\n[   54.926401] Call Trace:\n[   54.926731]  \u003cIRQ\u003e\n[   54.927009]  dump_stack_lvl+0x2a/0x3b\n[   54.927478]  kasan_report+0x84/0xa6\n[   54.927930]  ? xfrmi_rcv_cb+0x2d/0x295\n[   54.928410]  xfrmi_rcv_cb+0x2d/0x295\n[   54.928872]  ? xfrm4_rcv_cb+0x3d/0x5e\n[   54.929354]  xfrm4_rcv_cb+0x46/0x5e\n[   54.929804]  xfrm_rcv_cb+0x7e/0xa1\n[   54.930240]  xfrm_input+0x1b3a/0x1b96\n[   54.930715]  ? xfrm_offload+0x41/0x41\n[   54.931182]  ? raw_rcv+0x292/0x292\n[   54.931617]  ? nf_conntrack_confirm+0xa2/0xa2\n[   54.932158]  ? skb_sec_path+0xd/0x3f\n[   54.932610]  ? xfrmi_input+0x90/0xce\n[   54.933066]  xfrm4_esp_rcv+0x33/0x54\n[   54.933521]  ip_protocol_deliver_rcu+0xd7/0x1b2\n[   54.934089]  ip_local_deliver_finish+0x110/0x120\n[   54.934659]  ? ip_protocol_deliver_rcu+0x1b2/0x1b2\n[   54.935248]  NF_HOOK.constprop.0+0xf8/0x138\n[   54.935767]  ? ip_sublist_rcv_finish+0x68/0x68\n[   54.936317]  ? secure_tcpv6_ts_off+0x23/0x168\n[   54.936859]  ? ip_protocol_deliver_rcu+0x1b2/0x1b2\n[   54.937454]  ? __xfrm_policy_check2.constprop.0+0x18d/0x18d\n[   54.938135]  NF_HOOK.constprop.0+0xf8/0x138\n[   54.938663]  ? ip_sublist_rcv_finish+0x68/0x68\n[   54.939220]  ? __xfrm_policy_check2.constprop.0+0x18d/0x18d\n[   54.939904]  ? ip_local_deliver_finish+0x120/0x120\n[   54.940497]  __netif_receive_skb_one_core+0xc9/0x107\n[   54.941121]  ? __netif_receive_skb_list_core+0x1c2/0x1c2\n[   54.941771]  ? blk_mq_start_stopped_hw_queues+0xc7/0xf9\n[   54.942413]  ? blk_mq_start_stopped_hw_queue+0x38/0x38\n[   54.943044]  ? virtqueue_get_buf_ctx+0x295/0x46b\n[   54.943618]  process_backlog+0xb3/0x187\n[   54.944102]  __napi_poll.constprop.0+0x57/0x1a7\n[   54.944669]  net_rx_action+0x1cb/0x380\n[   54.945150]  ? __napi_poll.constprop.0+0x1a7/0x1a7\n[   54.945744]  ? vring_new_virtqueue+0x17a/0x17a\n[   54.946300]  ? note_interrupt+0x2cd/0x367\n[   54.946805]  handle_softirqs+0x13c/0x2c9\n[   54.947300]  do_softirq+0x5f/0x7d\n[   54.947727]  \u003c/IRQ\u003e\n[   54.948014]  \u003cTASK\u003e\n[   54.948300]  __local_bh_enable_ip+0x48/0x62\n[   54.948832]  __neigh_event_send+0x3fd/0x4ca\n[   54.949361]  neigh_resolve_output+0x1e/0x210\n[   54.949896]  ip_finish_output2+0x4bf/0x4f0\n[   54.950410]  ? __ip_finish_output+0x171/0x1b8\n[   54.950956]  ip_send_skb+0x25/0x57\n[   54.951390]  raw_sendmsg+0xf95/0x10c0\n[   54.951850]  ? check_new_pages+0x45/0x71\n[   54.952343]  ? raw_hash_sk+0x21b/0x21b\n[   54.952815]  ? kernel_init_pages+0x42/0x51\n[   54.953337]  ? prep_new_page+0x44/0x51\n[   54.953811]  ? get_page_from_freelist+0x72b/0x915\n[   54.954390]  ? signal_pending_state+0x77/0x77\n[   54.954936]  ? preempt_count_sub+0x14/0xb3\n[   54.955450]  ? __might_resched+0x8a/0x240\n[   54.955951]  ? __might_sleep+0x25/0xa0\n[   54.956424]  ? first_zones_zonelist+0x2c/0x43\n[   54.956977]  ? __rcu_read_lock+0x2d/0x3a\n[   54.957476]  ? __pte_offset_map+0x32/0xa4\n[   54.957980]  ? __might_resched+0x8a/0x240\n[   54.958483]  ? __might_sleep+0x25/0xa0\n[   54.958963]  ? inet_send_prepare+0x54/0x54\n[   54.959478]  ? sock_sendmsg_nosec+0x42/0x6c\n[   54.960000]  sock_sendmsg_nosec+0x42/0x6c\n[   54.960502]  __sys_sendto+0x15d/0x1cc\n[   54.960966]  ? __x64_sys_getpeername+0x44/0x44\n[   54.961522]  ? __handle_mm_fault+0x679/0xae4\n[   54.962068]  ? find_vma+0x6b/0x\n---truncated---"
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: xfrm: corrige el error de acceso a la memoria de la ruta de entrada Cuando hay una mala configuraci\u00f3n del estado de entrada, la ruta lenta KASAN informa el error. Corrija este error. inicio de sesi\u00f3n oeste: [52.987278] eth1: renombrado de veth11 [53.078814] eth1: renombrado de veth21 [53.181355] eth1: renombrado de veth31 [54.921702] ===================== =============================================== [ 54.922602] ERROR : KASAN: acceso a memoria salvaje en xfrmi_rcv_cb+0x2d/0x295 [ 54.923393] Lectura de tama\u00f1o 8 en la direcci\u00f3n 6b6b6b6b00000000 mediante tarea ping/512 [ 54.924169] [ 54.924386] CPU: 0 PID: 512 Comm: ping No contaminado 6. 9.0- 08574-gcd29a4313a1b #25 [ 54.925290] Nombre de hardware: PC est\u00e1ndar QEMU (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 01/04/2014 [ 54.926401] Seguimiento de llamadas: [ 54.926731]  [54.927009] dump_stack_lvl+0x2a/0x3b [54.927478] kasan_report+0x84/0xa6 [54.927930]? xfrmi_rcv_cb+0x2d/0x295 [ 54.928410] xfrmi_rcv_cb+0x2d/0x295 [ 54.928872] ? xfrm4_rcv_cb+0x3d/0x5e [ 54.929354] xfrm4_rcv_cb+0x46/0x5e [ 54.929804] xfrm_rcv_cb+0x7e/0xa1 [ 54.930240] xfrm_input+0x1b3a/0x1b96 [ 54.930715] ? xfrm_offload+0x41/0x41 [54.931182]? raw_rcv+0x292/0x292 [54.931617]? nf_conntrack_confirm+0xa2/0xa2 [54.932158]? skb_sec_path+0xd/0x3f [54.932610]? xfrmi_input+0x90/0xce [ 54.933066] xfrm4_esp_rcv+0x33/0x54 [ 54.933521] ip_protocol_deliver_rcu+0xd7/0x1b2 [ 54.934089] ip_local_deliver_finish+0x110/0x120 [ 54.93 4659] ? ip_protocol_deliver_rcu+0x1b2/0x1b2 [ 54.935248] NF_HOOK.constprop.0+0xf8/0x138 [ 54.935767] ? ip_sublist_rcv_finish+0x68/0x68 [54.936317]? \u00bfsecure_tcpv6_ts_off+0x23/0x168 [54.936859]? ip_protocol_deliver_rcu+0x1b2/0x1b2 [54.937454]? __xfrm_policy_check2.constprop.0+0x18d/0x18d [ 54.938135] NF_HOOK.constprop.0+0xf8/0x138 [ 54.938663] ? ip_sublist_rcv_finish+0x68/0x68 [54.939220]? __xfrm_policy_check2.constprop.0+0x18d/0x18d [54.939904]? ip_local_deliver_finish+0x120/0x120 [ 54.940497] __netif_receive_skb_one_core+0xc9/0x107 [ 54.941121] ? __netif_receive_skb_list_core+0x1c2/0x1c2 [54.941771]? blk_mq_start_stopped_hw_queues+0xc7/0xf9 [54.942413]? blk_mq_start_stopped_hw_queue+0x38/0x38 [54.943044]? virtqueue_get_buf_ctx+0x295/0x46b [ 54.943618] Process_backlog+0xb3/0x187 [ 54.944102] __napi_poll.constprop.0+0x57/0x1a7 [ 54.944669] net_rx_action+0x1cb/0x380 [ 54.94 5150] ? __napi_poll.constprop.0+0x1a7/0x1a7 [54.945744]? vring_new_virtqueue+0x17a/0x17a [54.946300]? note_interrupt+0x2cd/0x367 [ 54.946805] handle_softirqs+0x13c/0x2c9 [ 54.947300] do_softirq+0x5f/0x7d [ 54.947727]  [ 54.948014]  [ 54.948300] _enable_ip+0x48/0x62 [ 54.948832] __neigh_event_send+0x3fd/0x4ca [ 54.949361] neigh_resolve_output+0x1e/0x210 [ 54.949896] ip_finish_output2+0x4bf/0x4f0 [ 54.950410] ? __ip_finish_output+0x171/0x1b8 [ 54.950956] ip_send_skb+0x25/0x57 [ 54.951390] raw_sendmsg+0xf95/0x10c0 [ 54.951850] ? check_new_pages+0x45/0x71 [ 54.952343] ? raw_hash_sk+0x21b/0x21b [54.952815]? kernel_init_pages+0x42/0x51 [54.953337]? prep_new_page+0x44/0x51 [54.953811]? get_page_from_freelist+0x72b/0x915 [54.954390]? signal_pending_state+0x77/0x77 [54.954936]? preempt_count_sub+0x14/0xb3 [54.955450]? __might_resched+0x8a/0x240 [ 54.955951] ? __might_sleep+0x25/0xa0 [ 54.956424] ? first_zones_zonelist+0x2c/0x43 [ 54.956977] ? __rcu_read_lock+0x2d/0x3a [ 54.957476] ? __pte_offset_map+0x32/0xa4 [54.957980]? __might_resched+0x8a/0x240 [ 54.958483] ? __might_sleep+0x25/0xa0 [ 54.958963] ? inet_send_prepare+0x54/0x54 [54.959478]? sock_sendmsg_nosec+0x42/0x6c [ 54.960000] sock_sendmsg_nosec+0x42/0x6c [ 54.960502] __sys_sendto+0x15d/0x1cc [ 54.960966] ? __x64_sys_getpeername+0x44/0x44 [ 54.961522] ? __handle_mm_fault+0x679/0xae4 [ 54.962068] ? find_vma+0x6b/0x ---truncado---"
    }
  ],
  "id": "CVE-2024-43878",
  "lastModified": "2026-08-04T11:19:56.873",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 5.9,
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.2,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-43878",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-10T16:05:57.570463Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-08-21T01:15:12.093",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/54fcc6189dfb822eea984fa2b3e477a02447279d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/a4c10813bc394ff2b5c61f913971be216f8f8834"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2024-43878 (GCVE-0-2024-43878)

Vulnerability from cvelistv5 – Published: 2024-08-21 00:06 – Updated: 2026-08-05 11:36

Title

xfrm: Fix input error path memory access

Summary

Severity

8.1 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-10 16:05 UTC

Assigner

Linux mitre root Scorecard

References

2 references

URL	Tags
https://git.kernel.org/stable/c/a4c10813bc394ff2b…
https://git.kernel.org/stable/c/54fcc6189dfb822ee…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 304b44f0d5a4c2f91f82f7c31538d00485fb484c , < a4c10813bc394ff2b5c61f913971be216f8f8834 (git) Affected: 304b44f0d5a4c2f91f82f7c31538d00485fb484c , < 54fcc6189dfb822eea984fa2b3e477a02447279d (git)
Linux	Linux	Affected: 6.10 Unaffected: 0 , < 6.10 (semver) Unaffected: 6.10.3 , ≤ 6.10.* (semver) Unaffected: 6.11 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-43878",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-09-10T16:05:57.570463Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-09-12T17:33:17.625Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/xfrm/xfrm_input.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a4c10813bc394ff2b5c61f913971be216f8f8834",
              "status": "affected",
              "version": "304b44f0d5a4c2f91f82f7c31538d00485fb484c",
              "versionType": "git"
            },
            {
              "lessThan": "54fcc6189dfb822eea984fa2b3e477a02447279d",
              "status": "affected",
              "version": "304b44f0d5a4c2f91f82f7c31538d00485fb484c",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/xfrm/xfrm_input.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.10"
            },
            {
              "lessThan": "6.10",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.10.*",
              "status": "unaffected",
              "version": "6.10.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.11",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.10.3",
                  "versionStartIncluding": "6.10",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.11",
                  "versionStartIncluding": "6.10",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxfrm: Fix input error path memory access\n\nWhen there is a misconfiguration of input state slow path\nKASAN report error. Fix this error.\nwest login:\n[   52.987278] eth1: renamed from veth11\n[   53.078814] eth1: renamed from veth21\n[   53.181355] eth1: renamed from veth31\n[   54.921702] ==================================================================\n[   54.922602] BUG: KASAN: wild-memory-access in xfrmi_rcv_cb+0x2d/0x295\n[   54.923393] Read of size 8 at addr 6b6b6b6b00000000 by task ping/512\n[   54.924169]\n[   54.924386] CPU: 0 PID: 512 Comm: ping Not tainted 6.9.0-08574-gcd29a4313a1b #25\n[   54.925290] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014\n[   54.926401] Call Trace:\n[   54.926731]  \u003cIRQ\u003e\n[   54.927009]  dump_stack_lvl+0x2a/0x3b\n[   54.927478]  kasan_report+0x84/0xa6\n[   54.927930]  ? xfrmi_rcv_cb+0x2d/0x295\n[   54.928410]  xfrmi_rcv_cb+0x2d/0x295\n[   54.928872]  ? xfrm4_rcv_cb+0x3d/0x5e\n[   54.929354]  xfrm4_rcv_cb+0x46/0x5e\n[   54.929804]  xfrm_rcv_cb+0x7e/0xa1\n[   54.930240]  xfrm_input+0x1b3a/0x1b96\n[   54.930715]  ? xfrm_offload+0x41/0x41\n[   54.931182]  ? raw_rcv+0x292/0x292\n[   54.931617]  ? nf_conntrack_confirm+0xa2/0xa2\n[   54.932158]  ? skb_sec_path+0xd/0x3f\n[   54.932610]  ? xfrmi_input+0x90/0xce\n[   54.933066]  xfrm4_esp_rcv+0x33/0x54\n[   54.933521]  ip_protocol_deliver_rcu+0xd7/0x1b2\n[   54.934089]  ip_local_deliver_finish+0x110/0x120\n[   54.934659]  ? ip_protocol_deliver_rcu+0x1b2/0x1b2\n[   54.935248]  NF_HOOK.constprop.0+0xf8/0x138\n[   54.935767]  ? ip_sublist_rcv_finish+0x68/0x68\n[   54.936317]  ? secure_tcpv6_ts_off+0x23/0x168\n[   54.936859]  ? ip_protocol_deliver_rcu+0x1b2/0x1b2\n[   54.937454]  ? __xfrm_policy_check2.constprop.0+0x18d/0x18d\n[   54.938135]  NF_HOOK.constprop.0+0xf8/0x138\n[   54.938663]  ? ip_sublist_rcv_finish+0x68/0x68\n[   54.939220]  ? __xfrm_policy_check2.constprop.0+0x18d/0x18d\n[   54.939904]  ? ip_local_deliver_finish+0x120/0x120\n[   54.940497]  __netif_receive_skb_one_core+0xc9/0x107\n[   54.941121]  ? __netif_receive_skb_list_core+0x1c2/0x1c2\n[   54.941771]  ? blk_mq_start_stopped_hw_queues+0xc7/0xf9\n[   54.942413]  ? blk_mq_start_stopped_hw_queue+0x38/0x38\n[   54.943044]  ? virtqueue_get_buf_ctx+0x295/0x46b\n[   54.943618]  process_backlog+0xb3/0x187\n[   54.944102]  __napi_poll.constprop.0+0x57/0x1a7\n[   54.944669]  net_rx_action+0x1cb/0x380\n[   54.945150]  ? __napi_poll.constprop.0+0x1a7/0x1a7\n[   54.945744]  ? vring_new_virtqueue+0x17a/0x17a\n[   54.946300]  ? note_interrupt+0x2cd/0x367\n[   54.946805]  handle_softirqs+0x13c/0x2c9\n[   54.947300]  do_softirq+0x5f/0x7d\n[   54.947727]  \u003c/IRQ\u003e\n[   54.948014]  \u003cTASK\u003e\n[   54.948300]  __local_bh_enable_ip+0x48/0x62\n[   54.948832]  __neigh_event_send+0x3fd/0x4ca\n[   54.949361]  neigh_resolve_output+0x1e/0x210\n[   54.949896]  ip_finish_output2+0x4bf/0x4f0\n[   54.950410]  ? __ip_finish_output+0x171/0x1b8\n[   54.950956]  ip_send_skb+0x25/0x57\n[   54.951390]  raw_sendmsg+0xf95/0x10c0\n[   54.951850]  ? check_new_pages+0x45/0x71\n[   54.952343]  ? raw_hash_sk+0x21b/0x21b\n[   54.952815]  ? kernel_init_pages+0x42/0x51\n[   54.953337]  ? prep_new_page+0x44/0x51\n[   54.953811]  ? get_page_from_freelist+0x72b/0x915\n[   54.954390]  ? signal_pending_state+0x77/0x77\n[   54.954936]  ? preempt_count_sub+0x14/0xb3\n[   54.955450]  ? __might_resched+0x8a/0x240\n[   54.955951]  ? __might_sleep+0x25/0xa0\n[   54.956424]  ? first_zones_zonelist+0x2c/0x43\n[   54.956977]  ? __rcu_read_lock+0x2d/0x3a\n[   54.957476]  ? __pte_offset_map+0x32/0xa4\n[   54.957980]  ? __might_resched+0x8a/0x240\n[   54.958483]  ? __might_sleep+0x25/0xa0\n[   54.958963]  ? inet_send_prepare+0x54/0x54\n[   54.959478]  ? sock_sendmsg_nosec+0x42/0x6c\n[   54.960000]  sock_sendmsg_nosec+0x42/0x6c\n[   54.960502]  __sys_sendto+0x15d/0x1cc\n[   54.960966]  ? __x64_sys_getpeername+0x44/0x44\n[   54.961522]  ? __handle_mm_fault+0x679/0xae4\n[   54.962068]  ? find_vma+0x6b/0x\n---truncated---"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "scenarios": [
            {
              "lang": "en",
              "value": "AV:N - The defect is in the IPsec receive path (`xfrm_input`), reached via `ip_local_deliver_finish` \u2192 `xfrm4_esp_rcv` for any ESP/AH packet arriving from the network; a single unauthenticated ESP datagram sent to the host triggers it, with no local access required.\nAC:H - The target must hold an XFRM SA carrying the `XFRM_SA_DIR_OUT` attribute whose daddr/SPI/proto match an inbound lookup \u2014 a state configuration the attacker cannot create \u2014 and the attacker must supply the matching 32-bit SPI, so success depends on conditions outside attacker control.\nPR:N - The direction check that leads to the bad `drop` path executes right after the SAD lookup and before any ICV/crypto verification, so an entirely unauthenticated remote sender reaches it; no credentials or valid SA keying material are needed.\nUI:N - The packet is processed in softirq context by the network receive path with no victim action of any kind; no user must open, mount, or interact with anything.\nS:U - The out-of-bounds read, wild-pointer dereference, and resulting panic all occur within the kernel\u0027s own security authority, with no crossing of a VM, IOMMU, or sandbox boundary.\nC:H - `xfrm_input_state()` reads `sp-\u003exvec[-1]` \u2014 uninitialized heap padding \u2014 and the resulting pointer is dereferenced as a `struct xfrm_state`, reading arbitrary kernel addresses (`xs_net(x)`, `net_generic()`, list traversal, `x-\u003eif_id`) whose contents steer subsequent processing, giving an unbounded kernel-memory read primitive.\nI:H - If the wild `xfrm_state` pointer yields a non-NULL `xi`, `xfrmi_rcv_cb()` executes `DEV_STATS_INC(dev, rx_errors)`/`rx_dropped` \u2014 `atomic_long_inc()` through an uncontrolled `dev` pointer \u2014 and `skb-\u003edev` is reassigned to it, so the type confusion provides a memory-corrupting write whose high 32 bits derive from groomable recycled heap data.\nA:H - The reported outcome is a fatal exception in interrupt context (`Kernel panic - not syncing: Fatal exception in interrupt`), taking down the entire machine, and it can be re-triggered by every matching packet."
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-05T11:36:54.502Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/a4c10813bc394ff2b5c61f913971be216f8f8834"
        },
        {
          "url": "https://git.kernel.org/stable/c/54fcc6189dfb822eea984fa2b3e477a02447279d"
        }
      ],
      "title": "xfrm: Fix input error path memory access",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-43878",
    "datePublished": "2024-08-21T00:06:30.412Z",
    "dateReserved": "2024-08-17T09:11:59.286Z",
    "dateUpdated": "2026-08-05T11:36:54.502Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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FKIE_CVE-2024-43878

CVE-2024-43878 (GCVE-0-2024-43878)

Tags

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Nomenclature

Related by attack behaviour