{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-92486","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-16T12:21:13.870Z","datePublished":"2026-09-17T16:10:01.654Z","dateUpdated":"2026-09-17T16:10:01.654Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-17T16:10:01.654Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix CFI mismatch in task work callback\n\nBPF subprograms use the bpf_callback_t ABI, but task work invokes the\ncallback through a three-argument function pointer. This trips kCFI.\n\nStore and invoke the callback as bpf_callback_t."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/bpf/helpers.c"],"versions":[{"version":"38aa7003e369802f81a078f6673d10d97013f04f","lessThan":"85a33c910edc3651f68b17ae3c597c012545958f","status":"affected","versionType":"git"},{"version":"38aa7003e369802f81a078f6673d10d97013f04f","lessThan":"a2cbab47f44e9ea8c5a161ecba1b6bb8535771eb","status":"affected","versionType":"git"},{"version":"38aa7003e369802f81a078f6673d10d97013f04f","lessThan":"2805abd089576799b15092949420e3f8ba97fabd","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/helpers.c"],"versions":[{"version":"6.18","status":"affected"},{"version":"0","lessThan":"6.18","status":"unaffected","versionType":"semver"},{"version":"6.18.52","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.6","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc1","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":"6.18","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/85a33c910edc3651f68b17ae3c597c012545958f"},{"url":"https://git.kernel.org/stable/c/a2cbab47f44e9ea8c5a161ecba1b6bb8535771eb"},{"url":"https://git.kernel.org/stable/c/2805abd089576799b15092949420e3f8ba97fabd"}],"title":"bpf: Fix CFI mismatch in task work callback","x_generator":{"engine":"bippy-1.2.0"}}}}