{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-40135","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.170Z","datePublished":"2025-11-12T10:23:23.051Z","dateUpdated":"2026-05-11T21:43:25.962Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:43:25.962Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: use RCU in ip6_xmit()\n\nUse RCU in ip6_xmit() in order to use dst_dev_rcu() to prevent\npossible UAF."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/ipv6/ip6_output.c"],"versions":[{"version":"4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36","lessThan":"f0a54d00d2f36de40266f47c27989853e8588656","status":"affected","versionType":"git"},{"version":"4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36","lessThan":"f69fec6287565fdeb61f65e700a1184352306943","status":"affected","versionType":"git"},{"version":"4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36","lessThan":"bd0905e2122e3680968cd0741966983490bf2ed3","status":"affected","versionType":"git"},{"version":"4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36","lessThan":"f7f9e924f23684b4b23cd9f976cceab24a968e34","status":"affected","versionType":"git"},{"version":"4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36","lessThan":"9085e56501d93af9f2d7bd16f7fcfacdde47b99c","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/ipv6/ip6_output.c"],"versions":[{"version":"4.13","status":"affected"},{"version":"0","lessThan":"4.13","status":"unaffected","versionType":"semver"},{"version":"6.1.167","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.130","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.78","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.17.3","lessThanOrEqual":"6.17.*","status":"unaffected","versionType":"semver"},{"version":"6.18","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":"4.13","versionEndExcluding":"6.1.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.6.130"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.12.78"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.17.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f0a54d00d2f36de40266f47c27989853e8588656"},{"url":"https://git.kernel.org/stable/c/f69fec6287565fdeb61f65e700a1184352306943"},{"url":"https://git.kernel.org/stable/c/bd0905e2122e3680968cd0741966983490bf2ed3"},{"url":"https://git.kernel.org/stable/c/f7f9e924f23684b4b23cd9f976cceab24a968e34"},{"url":"https://git.kernel.org/stable/c/9085e56501d93af9f2d7bd16f7fcfacdde47b99c"}],"title":"ipv6: use RCU in ip6_xmit()","x_generator":{"engine":"bippy-1.2.0"}}}}