{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100074","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.456Z","datePublished":"2026-09-25T13:06:46.777Z","dateUpdated":"2026-09-25T13:06:46.777Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-25T13:06:46.777Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Mark bpf_refcount field as unique\n\nBPF_REFCOUNT is not marked as a unique field, while it should be. Fix\nthis oversight."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/bpf/btf.c"],"versions":[{"version":"d54730b50bae1f3119bd686d551d66f0fcc387ca","lessThan":"e42cede6f90177f4f92f80d3de18f628e61d2087","status":"affected","versionType":"git"},{"version":"d54730b50bae1f3119bd686d551d66f0fcc387ca","lessThan":"641f814965d733936ca3618d4d5a12a8fa9be00e","status":"affected","versionType":"git"},{"version":"d54730b50bae1f3119bd686d551d66f0fcc387ca","lessThan":"61e655391cb19c31f94ecd4354f624c81ce4cf75","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/btf.c"],"versions":[{"version":"6.4","status":"affected"},{"version":"0","lessThan":"6.4","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":"6.4","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.4","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/e42cede6f90177f4f92f80d3de18f628e61d2087"},{"url":"https://git.kernel.org/stable/c/641f814965d733936ca3618d4d5a12a8fa9be00e"},{"url":"https://git.kernel.org/stable/c/61e655391cb19c31f94ecd4354f624c81ce4cf75"}],"title":"bpf: Mark bpf_refcount field as unique","x_generator":{"engine":"bippy-1.2.0"}}}}