{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: fix check for attempt to corrupt spilled pointer\n\nWhen register is spilled onto a stack as a 1/2/4-byte register, we set\nslot_type[BPF_REG_SIZE - 1] (plus potentially few more below it,\ndepending on actual spill size). So to check if some stack slot has\nspilled register we need to consult slot_type[7], not slot_type[0].\n\nTo avoid the need to remember and double-check this in the future, just\nuse is_spilled_reg() helper."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "kernel/bpf/verifier.c"
               ],
               "versions": [
                  {
                     "version": "cdd73a5ed084",
                     "lessThan": "2757f17972d8",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "07c286c10a9c",
                     "lessThan": "67e6707f0735",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "27113c59b6d0",
                     "lessThan": "fc3e3c50a0a4",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "27113c59b6d0",
                     "lessThan": "8dc15b067059",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "27113c59b6d0",
                     "lessThan": "40617d45ea05",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "27113c59b6d0",
                     "lessThan": "ab125ed3ec1c",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "kernel/bpf/verifier.c"
               ],
               "versions": [
                  {
                     "version": "5.16",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.16",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.209",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.148",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.75",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.14",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.7.2",
                     "lessThanOrEqual": "6.7.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/2757f17972d87773b3677777f5682510f13c66ef"
            },
            {
               "url": "https://git.kernel.org/stable/c/67e6707f07354ed1acb4e65552e97c60cf9d69cf"
            },
            {
               "url": "https://git.kernel.org/stable/c/fc3e3c50a0a4cac1463967c110686189e4a59104"
            },
            {
               "url": "https://git.kernel.org/stable/c/8dc15b0670594543c356567a1a45b0182ec63174"
            },
            {
               "url": "https://git.kernel.org/stable/c/40617d45ea05535105e202a8a819e388a2b1f036"
            },
            {
               "url": "https://git.kernel.org/stable/c/ab125ed3ec1c10ccc36bc98c7a4256ad114a3dae"
            }
         ],
         "title": "bpf: fix check for attempt to corrupt spilled pointer",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2023-52462",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}