cve/published/2024/CVE-2024-42151.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\nbpf: mark bpf_dummy_struct_ops.test_1 parameter as nullable\n\nTest case dummy_st_ops/dummy_init_ret_value passes NULL as the first\nparameter of the test_1() function. Mark this parameter as nullable to\nmake verifier aware of such possibility.\nOtherwise, NULL check in the test_1() code:\n\n      SEC(\"struct_ops/test_1\")\n      int BPF_PROG(test_1, struct bpf_dummy_ops_state *state)\n      {\n            if (!state)\n                    return ...;\n\n            ... access state ...\n      }\n\nMight be removed by verifier, thus triggering NULL pointer dereference\nunder certain conditions."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/bpf/bpf_dummy_struct_ops.c"
               ],
               "versions": [
                  {
                     "version": "2cd3e3772e41377f32d6eea643e0590774e9187c",
                     "lessThan": "7f79097b0de97a486b137b750d7dd7b20b519d23",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "2cd3e3772e41377f32d6eea643e0590774e9187c",
                     "lessThan": "1479eaff1f16983d8fda7c5a08a586c21891087d",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/bpf/bpf_dummy_struct_ops.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/7f79097b0de97a486b137b750d7dd7b20b519d23"
            },
            {
               "url": "https://git.kernel.org/stable/c/1479eaff1f16983d8fda7c5a08a586c21891087d"
            }
         ],
         "title": "bpf: mark bpf_dummy_struct_ops.test_1 parameter as nullable",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-42151",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}