{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-40149","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T07:20:57.175Z","datePublished":"2025-11-12T10:23:27.122Z","dateUpdated":"2026-05-11T21:43:41.092Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:43:41.092Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ntls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().\n\nget_netdev_for_sock() is called during setsockopt(),\nso not under RCU.\n\nUsing sk_dst_get(sk)->dev could trigger UAF.\n\nLet's use __sk_dst_get() and dst_dev_rcu().\n\nNote that the only ->ndo_sk_get_lower_dev() user is\nbond_sk_get_lower_dev(), which uses RCU."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/tls/tls_device.c"],"versions":[{"version":"e8f69799810c32dd40c6724d829eccc70baad07f","lessThan":"2b1bef126bbb8d0da51491357559126d567c1dee","status":"affected","versionType":"git"},{"version":"e8f69799810c32dd40c6724d829eccc70baad07f","lessThan":"e37ca0092ddace60833790b4ad7a390408fb1be9","status":"affected","versionType":"git"},{"version":"e8f69799810c32dd40c6724d829eccc70baad07f","lessThan":"13159c7125636371543a82cb7bbae00ab36730cc","status":"affected","versionType":"git"},{"version":"e8f69799810c32dd40c6724d829eccc70baad07f","lessThan":"f09cd209359a23f88d4f3fa3d2379d057027e53c","status":"affected","versionType":"git"},{"version":"e8f69799810c32dd40c6724d829eccc70baad07f","lessThan":"feb474ddbf26b51f462ae2e60a12013bdcfc5407","status":"affected","versionType":"git"},{"version":"e8f69799810c32dd40c6724d829eccc70baad07f","lessThan":"c65f27b9c3be2269918e1cbad6d8884741f835c5","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/tls/tls_device.c"],"versions":[{"version":"4.18","status":"affected"},{"version":"0","lessThan":"4.18","status":"unaffected","versionType":"semver"},{"version":"5.15.199","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.161","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.121","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.66","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":"4.18","versionEndExcluding":"5.15.199"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"6.1.161"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"6.6.121"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"6.12.66"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"6.17.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"6.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2b1bef126bbb8d0da51491357559126d567c1dee"},{"url":"https://git.kernel.org/stable/c/e37ca0092ddace60833790b4ad7a390408fb1be9"},{"url":"https://git.kernel.org/stable/c/13159c7125636371543a82cb7bbae00ab36730cc"},{"url":"https://git.kernel.org/stable/c/f09cd209359a23f88d4f3fa3d2379d057027e53c"},{"url":"https://git.kernel.org/stable/c/feb474ddbf26b51f462ae2e60a12013bdcfc5407"},{"url":"https://git.kernel.org/stable/c/c65f27b9c3be2269918e1cbad6d8884741f835c5"}],"title":"tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock().","x_generator":{"engine":"bippy-1.2.0"}}}}