{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37939","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.971Z","datePublished":"2025-05-20T15:34:41.511Z","dateUpdated":"2026-05-11T21:18:02.501Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:18:02.501Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nlibbpf: Fix accessing BTF.ext core_relo header\n\nUpdate btf_ext_parse_info() to ensure the core_relo header is present\nbefore reading its fields. This avoids a potential buffer read overflow\nreported by the OSS Fuzz project."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["tools/lib/bpf/btf.c"],"versions":[{"version":"cf579164e9ea9cd41c7c1da931683a319d224890","lessThan":"d529411ec44535308c5d59cbeff74be6fe14b479","status":"affected","versionType":"git"},{"version":"cf579164e9ea9cd41c7c1da931683a319d224890","lessThan":"3a67f60f0a8be10cea7a884a1a00e9feb6645657","status":"affected","versionType":"git"},{"version":"cf579164e9ea9cd41c7c1da931683a319d224890","lessThan":"0a7c2a84359612e54328aa52030eb202093da6e2","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["tools/lib/bpf/btf.c"],"versions":[{"version":"6.13","status":"affected"},{"version":"0","lessThan":"6.13","status":"unaffected","versionType":"semver"},{"version":"6.13.11","lessThanOrEqual":"6.13.*","status":"unaffected","versionType":"semver"},{"version":"6.14.2","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","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":"6.13","versionEndExcluding":"6.13.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.14.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.15"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/d529411ec44535308c5d59cbeff74be6fe14b479"},{"url":"https://git.kernel.org/stable/c/3a67f60f0a8be10cea7a884a1a00e9feb6645657"},{"url":"https://git.kernel.org/stable/c/0a7c2a84359612e54328aa52030eb202093da6e2"}],"title":"libbpf: Fix accessing BTF.ext core_relo header","x_generator":{"engine":"bippy-1.2.0"}}}}