{"affected":[{"defaultStatus":"unaffected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"lessThan":"a3aea97d55964e70a1e6426aa4cafdc036e8a2dd","status":"affected","version":"d06977b9a4109f8738bb276125eb6a0b772bc433","versionType":"git"},{"lessThan":"eed8960b289327235185b7c32649c3470a3e969b","status":"affected","version":"8bf7c76a2a207ca2b4cfda0a279192adf27678d7","versionType":"git"},{"lessThan":"9fbc49429a23b02595ba82536c5ea425fdabb221","status":"affected","version":"a2471d271042ea18e8a6babc132a8716bb2f08b9","versionType":"git"},{"lessThan":"e0dd2e9729660f3f4fcb16e0aef87342911528ef","status":"affected","version":"87b3593bed1868b2d9fe096c01bcdf0ea86cbebf","versionType":"git"},{"lessThan":"cfbf0665969af2c69d10c377d4c3d306e717efb4","status":"affected","version":"87b3593bed1868b2d9fe096c01bcdf0ea86cbebf","versionType":"git"},{"lessThan":"18cdb3d982da8976b28d57691eb256ec5688fad2","status":"affected","version":"87b3593bed1868b2d9fe096c01bcdf0ea86cbebf","versionType":"git"},{"status":"affected","version":"cf366ee3bc1b7d1c76a882640ba3b3f8f1039163","versionType":"git"},{"lessThan":"5.15.189","status":"affected","version":"5.15.157","versionType":"semver"},{"lessThan":"6.1.146","status":"affected","version":"6.1.88","versionType":"semver"},{"lessThan":"6.6.99","status":"affected","version":"6.6.29","versionType":"semver"},{"lessThan":"6.9","status":"affected","version":"6.8.8","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.189","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.146","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.99","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.39","versionType":"semver"},{"lessThanOrEqual":"6.15.*","status":"unaffected","version":"6.15.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.16","versionType":"original_commit_for_fix"}]}],"cveId":"CVE-2025-38441","cwes":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto()\n\nsyzbot found a potential access to uninit-value in nf_flow_pppoe_proto()\n\nBlamed commit forgot the Ethernet header.\n\nBUG: KMSAN: uninit-value in nf_flow_offload_inet_hook+0x7e4/0x940 net/netfilter/nf_flow_table_inet.c:27\n  nf_flow_offload_inet_hook+0x7e4/0x940 net/netfilter/nf_flow_table_inet.c:27\n  nf_hook_entry_hookfn include/linux/netfilter.h:157 [inline]\n  nf_hook_slow+0xe1/0x3d0 net/netfilter/core.c:623\n  nf_hook_ingress include/linux/netfilter_netdev.h:34 [inline]\n  nf_ingress net/core/dev.c:5742 [inline]\n  __netif_receive_skb_core+0x4aff/0x70c0 net/core/dev.c:5837\n  __netif_receive_skb_one_core net/core/dev.c:5975 [inline]\n  __netif_receive_skb+0xcc/0xac0 net/core/dev.c:6090\n  netif_receive_skb_internal net/core/dev.c:6176 [inline]\n  netif_receive_skb+0x57/0x630 net/core/dev.c:6235\n  tun_rx_batched+0x1df/0x980 drivers/net/tun.c:1485\n  tun_get_user+0x4ee0/0x6b40 drivers/net/tun.c:1938\n  tun_chr_write_iter+0x3e9/0x5c0 drivers/net/tun.c:1984\n  new_sync_write fs/read_write.c:593 [inline]\n  vfs_write+0xb4b/0x1580 fs/read_write.c:686\n  ksys_write fs/read_write.c:738 [inline]\n  __do_sys_write fs/read_write.c:749 [inline]","epss":{"date":"2026-11-05","percentile":0.08969,"score":0.00192},"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793912558282,"publishedAt":1753457240276,"references":[{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/a3aea97d55964e70a1e6426aa4cafdc036e8a2dd"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/eed8960b289327235185b7c32649c3470a3e969b"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/9fbc49429a23b02595ba82536c5ea425fdabb221"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/e0dd2e9729660f3f4fcb16e0aef87342911528ef"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/cfbf0665969af2c69d10c377d4c3d306e717efb4"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/18cdb3d982da8976b28d57691eb256ec5688fad2"},{"source":"ADP: CVE","tags":[],"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"}],"remediation":[],"revision":"e414c0d3e969ca51e54f65ab30ee4bdbd0a28d6d6a7fd1a7ed9d55b3903ef5dc","sources":[{"modifiedAt":1793912558282,"name":"CNA: Linux","retrievedAt":1793913699078,"url":"https://www.cve.org/CVERecord?id=CVE-2025-38441"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793913703478,"url":"https://api.first.org/data/v1/epss?cve=CVE-2025-38441"}],"ssvc":{"assessedAt":1793912201567,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"netfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto()","updatedAt":1793913703478}