cve/published/2023/CVE-2023-52450.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\nperf/x86/intel/uncore: Fix NULL pointer dereference issue in upi_fill_topology()\n\nGet logical socket id instead of physical id in discover_upi_topology()\nto avoid out-of-bound access on 'upi = &type->topology[nid][idx];' line\nthat leads to NULL pointer dereference in upi_fill_topology()"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "arch/x86/events/intel/uncore_snbep.c"
               ],
               "versions": [
                  {
                     "version": "f680b6e6062ef3c944ffc966d685f067958fca33",
                     "lessThan": "bf1bf09e6b599758851457f3999779622a48d015",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "f680b6e6062ef3c944ffc966d685f067958fca33",
                     "lessThan": "3d6f4a78b104c65e4256c3776c9949f49a1b459e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "f680b6e6062ef3c944ffc966d685f067958fca33",
                     "lessThan": "1692cf434ba13ee212495b5af795b6a07e986ce4",
                     "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/x86/events/intel/uncore_snbep.c"
               ],
               "versions": [
                  {
                     "version": "6.2",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.2",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.6.14",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.7.2",
                     "lessThanOrEqual": "6.7.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.8",
                     "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": "6.2",
                           "versionEndExcluding": "6.6.14"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.2",
                           "versionEndExcluding": "6.7.2"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.2",
                           "versionEndExcluding": "6.8"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/bf1bf09e6b599758851457f3999779622a48d015"
            },
            {
               "url": "https://git.kernel.org/stable/c/3d6f4a78b104c65e4256c3776c9949f49a1b459e"
            },
            {
               "url": "https://git.kernel.org/stable/c/1692cf434ba13ee212495b5af795b6a07e986ce4"
            }
         ],
         "title": "perf/x86/intel/uncore: Fix NULL pointer dereference issue in upi_fill_topology()",
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            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2023-52450",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}