CVE-2025-40091 (GCVE-0-2025-40091)
Vulnerability from cvelistv5
Published
2025-10-30 09:47
Modified
2025-10-30 09:47
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix too early devlink_free() in ixgbe_remove() Since ixgbe_adapter is embedded in devlink, calling devlink_free() prematurely in the ixgbe_remove() path can lead to UAF. Move devlink_free() to the end. KASAN report: BUG: KASAN: use-after-free in ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe] Read of size 8 at addr ffff0000adf813e0 by task bash/2095 CPU: 1 UID: 0 PID: 2095 Comm: bash Tainted: G S 6.17.0-rc2-tnguy.net-queue+ #1 PREEMPT(full) [...] Call trace: show_stack+0x30/0x90 (C) dump_stack_lvl+0x9c/0xd0 print_address_description.constprop.0+0x90/0x310 print_report+0x104/0x1f0 kasan_report+0x88/0x180 __asan_report_load8_noabort+0x20/0x30 ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe] ixgbe_clear_interrupt_scheme+0xf8/0x130 [ixgbe] ixgbe_remove+0x2d0/0x8c0 [ixgbe] pci_device_remove+0xa0/0x220 device_remove+0xb8/0x170 device_release_driver_internal+0x318/0x490 device_driver_detach+0x40/0x68 unbind_store+0xec/0x118 drv_attr_store+0x64/0xb8 sysfs_kf_write+0xcc/0x138 kernfs_fop_write_iter+0x294/0x440 new_sync_write+0x1fc/0x588 vfs_write+0x480/0x6a0 ksys_write+0xf0/0x1e0 __arm64_sys_write+0x70/0xc0 invoke_syscall.constprop.0+0xcc/0x280 el0_svc_common.constprop.0+0xa8/0x248 do_el0_svc+0x44/0x68 el0_svc+0x54/0x160 el0t_64_sync_handler+0xa0/0xe8 el0t_64_sync+0x1b0/0x1b8
References
Impacted products
Vendor Product Version
Linux Linux Version: a0285236ab93fdfdd1008afaa04561d142d6c276
Version: a0285236ab93fdfdd1008afaa04561d142d6c276
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/ixgbe/ixgbe_main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "df445969aa727cd64f3f29dc1f85fb60aca238d1",
              "status": "affected",
              "version": "a0285236ab93fdfdd1008afaa04561d142d6c276",
              "versionType": "git"
            },
            {
              "lessThan": "5feef67b646d8f5064bac288e22204ffba2b9a4a",
              "status": "affected",
              "version": "a0285236ab93fdfdd1008afaa04561d142d6c276",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/intel/ixgbe/ixgbe_main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.16"
            },
            {
              "lessThan": "6.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.17.*",
              "status": "unaffected",
              "version": "6.17.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.18-rc2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.17.5",
                  "versionStartIncluding": "6.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18-rc2",
                  "versionStartIncluding": "6.16",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nixgbe: fix too early devlink_free() in ixgbe_remove()\n\nSince ixgbe_adapter is embedded in devlink, calling devlink_free()\nprematurely in the ixgbe_remove() path can lead to UAF. Move devlink_free()\nto the end.\n\nKASAN report:\n\n BUG: KASAN: use-after-free in ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe]\n Read of size 8 at addr ffff0000adf813e0 by task bash/2095\n CPU: 1 UID: 0 PID: 2095 Comm: bash Tainted: G S  6.17.0-rc2-tnguy.net-queue+ #1 PREEMPT(full)\n [...]\n Call trace:\n  show_stack+0x30/0x90 (C)\n  dump_stack_lvl+0x9c/0xd0\n  print_address_description.constprop.0+0x90/0x310\n  print_report+0x104/0x1f0\n  kasan_report+0x88/0x180\n  __asan_report_load8_noabort+0x20/0x30\n  ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe]\n  ixgbe_clear_interrupt_scheme+0xf8/0x130 [ixgbe]\n  ixgbe_remove+0x2d0/0x8c0 [ixgbe]\n  pci_device_remove+0xa0/0x220\n  device_remove+0xb8/0x170\n  device_release_driver_internal+0x318/0x490\n  device_driver_detach+0x40/0x68\n  unbind_store+0xec/0x118\n  drv_attr_store+0x64/0xb8\n  sysfs_kf_write+0xcc/0x138\n  kernfs_fop_write_iter+0x294/0x440\n  new_sync_write+0x1fc/0x588\n  vfs_write+0x480/0x6a0\n  ksys_write+0xf0/0x1e0\n  __arm64_sys_write+0x70/0xc0\n  invoke_syscall.constprop.0+0xcc/0x280\n  el0_svc_common.constprop.0+0xa8/0x248\n  do_el0_svc+0x44/0x68\n  el0_svc+0x54/0x160\n  el0t_64_sync_handler+0xa0/0xe8\n  el0t_64_sync+0x1b0/0x1b8"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-30T09:47:59.253Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/df445969aa727cd64f3f29dc1f85fb60aca238d1"
        },
        {
          "url": "https://git.kernel.org/stable/c/5feef67b646d8f5064bac288e22204ffba2b9a4a"
        }
      ],
      "title": "ixgbe: fix too early devlink_free() in ixgbe_remove()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40091",
    "datePublished": "2025-10-30T09:47:59.253Z",
    "dateReserved": "2025-04-16T07:20:57.162Z",
    "dateUpdated": "2025-10-30T09:47:59.253Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-40091\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-10-30T10:15:33.627\",\"lastModified\":\"2025-10-30T15:03:13.440\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nixgbe: fix too early devlink_free() in ixgbe_remove()\\n\\nSince ixgbe_adapter is embedded in devlink, calling devlink_free()\\nprematurely in the ixgbe_remove() path can lead to UAF. Move devlink_free()\\nto the end.\\n\\nKASAN report:\\n\\n BUG: KASAN: use-after-free in ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe]\\n Read of size 8 at addr ffff0000adf813e0 by task bash/2095\\n CPU: 1 UID: 0 PID: 2095 Comm: bash Tainted: G S  6.17.0-rc2-tnguy.net-queue+ #1 PREEMPT(full)\\n [...]\\n Call trace:\\n  show_stack+0x30/0x90 (C)\\n  dump_stack_lvl+0x9c/0xd0\\n  print_address_description.constprop.0+0x90/0x310\\n  print_report+0x104/0x1f0\\n  kasan_report+0x88/0x180\\n  __asan_report_load8_noabort+0x20/0x30\\n  ixgbe_reset_interrupt_capability+0x140/0x180 [ixgbe]\\n  ixgbe_clear_interrupt_scheme+0xf8/0x130 [ixgbe]\\n  ixgbe_remove+0x2d0/0x8c0 [ixgbe]\\n  pci_device_remove+0xa0/0x220\\n  device_remove+0xb8/0x170\\n  device_release_driver_internal+0x318/0x490\\n  device_driver_detach+0x40/0x68\\n  unbind_store+0xec/0x118\\n  drv_attr_store+0x64/0xb8\\n  sysfs_kf_write+0xcc/0x138\\n  kernfs_fop_write_iter+0x294/0x440\\n  new_sync_write+0x1fc/0x588\\n  vfs_write+0x480/0x6a0\\n  ksys_write+0xf0/0x1e0\\n  __arm64_sys_write+0x70/0xc0\\n  invoke_syscall.constprop.0+0xcc/0x280\\n  el0_svc_common.constprop.0+0xa8/0x248\\n  do_el0_svc+0x44/0x68\\n  el0_svc+0x54/0x160\\n  el0t_64_sync_handler+0xa0/0xe8\\n  el0t_64_sync+0x1b0/0x1b8\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/5feef67b646d8f5064bac288e22204ffba2b9a4a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/df445969aa727cd64f3f29dc1f85fb60aca238d1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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