cve/published/2024/CVE-2024-42134.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-pci: Check if is_avq is NULL\n\n[bug]\nIn the virtio_pci_common.c function vp_del_vqs, vp_dev->is_avq is involved\nto determine whether it is admin virtqueue, but this function vp_dev->is_avq\n may be empty. For installations, virtio_pci_legacy does not assign a value\n to vp_dev->is_avq.\n\n[fix]\nCheck whether it is vp_dev->is_avq before use.\n\n[test]\nTest with virsh Attach device\nBefore this patch, the following command would crash the guest system\n\nAfter applying the patch, everything seems to be working fine."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/virtio/virtio_pci_common.c"
               ],
               "versions": [
                  {
                     "version": "fd27ef6b44bec26915c5b2b22c13856d9f0ba17a",
                     "lessThan": "5e2024b0b9b3d5709e3f7e9b92951d7e29154106",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "fd27ef6b44bec26915c5b2b22c13856d9f0ba17a",
                     "lessThan": "c8fae27d141a32a1624d0d0d5419d94252824498",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/virtio/virtio_pci_common.c"
               ],
               "versions": [
                  {
                     "version": "6.8",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.8",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.9.9",
                     "lessThanOrEqual": "6.9.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.10",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.8",
                           "versionEndExcluding": "6.9.9"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.8",
                           "versionEndExcluding": "6.10"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/5e2024b0b9b3d5709e3f7e9b92951d7e29154106"
            },
            {
               "url": "https://git.kernel.org/stable/c/c8fae27d141a32a1624d0d0d5419d94252824498"
            }
         ],
         "title": "virtio-pci: Check if is_avq is NULL",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-42134",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}