{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-39978","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.150Z","datePublished":"2025-10-15T07:55:58.949Z","dateUpdated":"2026-05-11T21:40:06.488Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:40:06.488Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nocteontx2-pf: Fix potential use after free in otx2_tc_add_flow()\n\nThis code calls kfree_rcu(new_node, rcu) and then dereferences \"new_node\"\nand then dereferences it on the next line.  Two lines later, we take\na mutex so I don't think this is an RCU safe region.  Re-order it to do\nthe dereferences before queuing up the free."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c"],"versions":[{"version":"68fbff68dbea35f9e6f7649dd22fce492a5aedac","lessThan":"5723120423a753a220b8b2954b273838b9d7e74a","status":"affected","versionType":"git"},{"version":"68fbff68dbea35f9e6f7649dd22fce492a5aedac","lessThan":"df2c071061ed52d2225d97b212d27ecedf456b8a","status":"affected","versionType":"git"},{"version":"68fbff68dbea35f9e6f7649dd22fce492a5aedac","lessThan":"c41b2941a024d4ec7c768e16ffb10a74b188fced","status":"affected","versionType":"git"},{"version":"68fbff68dbea35f9e6f7649dd22fce492a5aedac","lessThan":"a8a63f27c3a8a3714210d32b12fd0f16d0337414","status":"affected","versionType":"git"},{"version":"68fbff68dbea35f9e6f7649dd22fce492a5aedac","lessThan":"d9c70e93ec5988ab07ad2a92d9f9d12867f02c56","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/marvell/octeontx2/nic/otx2_tc.c"],"versions":[{"version":"5.14","status":"affected"},{"version":"0","lessThan":"5.14","status":"unaffected","versionType":"semver"},{"version":"6.1.155","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.109","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.50","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.16.10","lessThanOrEqual":"6.16.*","status":"unaffected","versionType":"semver"},{"version":"6.17","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":"5.14","versionEndExcluding":"6.1.155"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.6.109"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.12.50"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.16.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.17"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/5723120423a753a220b8b2954b273838b9d7e74a"},{"url":"https://git.kernel.org/stable/c/df2c071061ed52d2225d97b212d27ecedf456b8a"},{"url":"https://git.kernel.org/stable/c/c41b2941a024d4ec7c768e16ffb10a74b188fced"},{"url":"https://git.kernel.org/stable/c/a8a63f27c3a8a3714210d32b12fd0f16d0337414"},{"url":"https://git.kernel.org/stable/c/d9c70e93ec5988ab07ad2a92d9f9d12867f02c56"}],"title":"octeontx2-pf: Fix potential use after free in otx2_tc_add_flow()","x_generator":{"engine":"bippy-1.2.0"}}}}