{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nMIPS: Octeon: Add PCIe link status check\n\nThe standard PCIe configuration read-write interface is used to\naccess the configuration space of the peripheral PCIe devices\nof the mips processor after the PCIe link surprise down, it can\ngenerate kernel panic caused by \"Data bus error\". So it is\nnecessary to add PCIe link status check for system protection.\nWhen the PCIe link is down or in training, assigning a value\nof 0 to the configuration address can prevent read-write behavior\nto the configuration space of peripheral PCIe devices, thereby\npreventing kernel panic."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "arch/mips/pci/pcie-octeon.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "6bff05aaa32c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "64845ac64819",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "6c1b9fe148a4",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "25998f561315",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "d996deb80398",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "1c33fd17383f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "38d647d50954",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "29b83a64df3b",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "arch/mips/pci/pcie-octeon.c"
               ],
               "versions": [
                  {
                     "version": "4.19.317",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.279",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.221",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.162",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.96",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.36",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9.7",
                     "lessThanOrEqual": "6.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/6bff05aaa32c2f7e1f6e68e890876642159db419"
            },
            {
               "url": "https://git.kernel.org/stable/c/64845ac64819683ad5e51b668b2ed56ee3386aee"
            },
            {
               "url": "https://git.kernel.org/stable/c/6c1b9fe148a4e03bbfa234267ebb89f35285814a"
            },
            {
               "url": "https://git.kernel.org/stable/c/25998f5613159fe35920dbd484fcac7ea3ad0799"
            },
            {
               "url": "https://git.kernel.org/stable/c/d996deb80398a90dd3c03590e68dad543da87d62"
            },
            {
               "url": "https://git.kernel.org/stable/c/1c33fd17383f48f679186c54df78542106deeaa0"
            },
            {
               "url": "https://git.kernel.org/stable/c/38d647d509543e9434b3cc470b914348be271fe9"
            },
            {
               "url": "https://git.kernel.org/stable/c/29b83a64df3b42c88c0338696feb6fdcd7f1f3b7"
            }
         ],
         "title": "MIPS: Octeon: Add PCIe link status check",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-40968",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}