{"id":"CVE-2026-53099","state":"PUBLISHED","title":"bpf: Switch CONFIG_CFI_CLANG to CONFIG_CFI","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Switch CONFIG_CFI_CLANG to CONFIG_CFI\n\nThis was renamed in commit 23ef9d439769 (\"kcfi: Rename CONFIG_CFI_CLANG\nto CONFIG_CFI\") as it is now a compiler-agnostic option. Using the wrong\nname results in the code getting compiled out. Meaning the CFI failures\nfor btf_dtor_kfunc_t would still trigger.","publishedAt":"2026-06-24T16:30:36.549Z","updatedAt":"2026-06-24T16:30:36.549Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"99fde4d0626176d03cea35c64a063df73816e64d","status":"affected","lessThan":"f74fce43dbc059e059b5346a670f697c0e97b1d0","versionType":"git"},{"version":"99fde4d0626176d03cea35c64a063df73816e64d","status":"affected","lessThan":"9b0cf064ea0a6bac5e1a5fb43b004fd52fbe2b3b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/bpf/btf.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.0","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/bpf/btf.c"]}],"references":["https://git.kernel.org/stable/c/f74fce43dbc059e059b5346a670f697c0e97b1d0","https://git.kernel.org/stable/c/9b0cf064ea0a6bac5e1a5fb43b004fd52fbe2b3b"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/53xxx/CVE-2026-53099.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53099","state":"PUBLISHED","datePublished":"2026-06-24T16:30:36.549Z","dateUpdated":"2026-06-24T16:30:36.549Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-06-09T07:44:35.384Z"},"containers":{"cna":{"title":"bpf: Switch CONFIG_CFI_CLANG to CONFIG_CFI","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Switch CONFIG_CFI_CLANG to CONFIG_CFI\n\nThis was renamed in commit 23ef9d439769 (\"kcfi: Rename CONFIG_CFI_CLANG\nto CONFIG_CFI\") as it is now a compiler-agnostic option. Using the wrong\nname results in the code getting compiled out. Meaning the CFI failures\nfor btf_dtor_kfunc_t would still trigger."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"99fde4d0626176d03cea35c64a063df73816e64d","status":"affected","lessThan":"f74fce43dbc059e059b5346a670f697c0e97b1d0","versionType":"git"},{"version":"99fde4d0626176d03cea35c64a063df73816e64d","status":"affected","lessThan":"9b0cf064ea0a6bac5e1a5fb43b004fd52fbe2b3b","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/bpf/btf.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.0","versionType":"semver"},{"version":"7.0.10","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/bpf/btf.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f74fce43dbc059e059b5346a670f697c0e97b1d0"},{"url":"https://git.kernel.org/stable/c/9b0cf064ea0a6bac5e1a5fb43b004fd52fbe2b3b"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-24T16:30:36.549Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.0","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}