cve/published/2020/CVE-2020-36788.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\ndrm/nouveau: avoid a use-after-free when BO init fails\n\nnouveau_bo_init() is backed by ttm_bo_init() and ferries its return code\nback to the caller. On failures, ttm_bo_init() invokes the provided\ndestructor which should de-initialize and free the memory.\n\nThus, when nouveau_bo_init() returns an error the gem object has already\nbeen released and the memory freed by nouveau_bo_del_ttm()."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/nouveau/nouveau_gem.c"
               ],
               "versions": [
                  {
                     "version": "019cbd4a4feb3aa3a917d78e7110e3011bbff6d5",
                     "lessThan": "f86e19d918a85492ad1a01fcdc0ad5ecbdac6f96",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "019cbd4a4feb3aa3a917d78e7110e3011bbff6d5",
                     "lessThan": "548f2ff8ea5e0ce767ae3418d1ec5308990be87d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "019cbd4a4feb3aa3a917d78e7110e3011bbff6d5",
                     "lessThan": "bcf34aa5082ee2343574bc3f4d1c126030913e54",
                     "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/gpu/drm/nouveau/nouveau_gem.c"
               ],
               "versions": [
                  {
                     "version": "5.4",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.4",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.10.73",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.14.12",
                     "lessThanOrEqual": "5.14.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.15",
                     "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": "5.4",
                           "versionEndExcluding": "5.10.73"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.4",
                           "versionEndExcluding": "5.14.12"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.4",
                           "versionEndExcluding": "5.15"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/f86e19d918a85492ad1a01fcdc0ad5ecbdac6f96"
            },
            {
               "url": "https://git.kernel.org/stable/c/548f2ff8ea5e0ce767ae3418d1ec5308990be87d"
            },
            {
               "url": "https://git.kernel.org/stable/c/bcf34aa5082ee2343574bc3f4d1c126030913e54"
            }
         ],
         "title": "drm/nouveau: avoid a use-after-free when BO init fails",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2020-36788",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}