{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-38441", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.016Z", "datePublished": "2025-07-25T15:27:20.276Z", "dateUpdated": "2026-05-23T15:59:44.778Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:59:44.778Z" }, "descriptions": [ { "lang": "en", "value": "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]" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "include/net/netfilter/nf_flow_table.h" ], "versions": [ { "version": "d06977b9a4109f8738bb276125eb6a0b772bc433", "lessThan": "a3aea97d55964e70a1e6426aa4cafdc036e8a2dd", "status": "affected", "versionType": "git" }, { "version": "8bf7c76a2a207ca2b4cfda0a279192adf27678d7", "lessThan": "eed8960b289327235185b7c32649c3470a3e969b", "status": "affected", "versionType": "git" }, { "version": "a2471d271042ea18e8a6babc132a8716bb2f08b9", "lessThan": "9fbc49429a23b02595ba82536c5ea425fdabb221", "status": "affected", "versionType": "git" }, { "version": "87b3593bed1868b2d9fe096c01bcdf0ea86cbebf", "lessThan": "e0dd2e9729660f3f4fcb16e0aef87342911528ef", "status": "affected", "versionType": "git" }, { "version": "87b3593bed1868b2d9fe096c01bcdf0ea86cbebf", "lessThan": "cfbf0665969af2c69d10c377d4c3d306e717efb4", "status": "affected", "versionType": "git" }, { "version": "87b3593bed1868b2d9fe096c01bcdf0ea86cbebf", "lessThan": "18cdb3d982da8976b28d57691eb256ec5688fad2", "status": "affected", "versionType": "git" }, { "version": "cf366ee3bc1b7d1c76a882640ba3b3f8f1039163", "status": "affected", "versionType": "git" }, { "version": "5.15.157", "lessThan": "5.15.189", "status": "affected", "versionType": "semver" }, { "version": "6.1.88", "lessThan": "6.1.146", "status": "affected", "versionType": "semver" }, { "version": "6.6.29", "lessThan": "6.6.99", "status": "affected", "versionType": "semver" }, { "version": "6.8.8", "lessThan": "6.9", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "include/net/netfilter/nf_flow_table.h" ], "versions": [ { "version": "6.9", "status": "affected" }, { "version": "0", "lessThan": "6.9", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.189", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.146", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.99", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.39", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.15.7", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.16", "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": "5.15.157", "versionEndExcluding": "5.15.189" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1.88", "versionEndExcluding": "6.1.146" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6.29", "versionEndExcluding": "6.6.99" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "6.12.39" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "6.15.7" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "6.16" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8.8" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/a3aea97d55964e70a1e6426aa4cafdc036e8a2dd" }, { "url": "https://git.kernel.org/stable/c/eed8960b289327235185b7c32649c3470a3e969b" }, { "url": "https://git.kernel.org/stable/c/9fbc49429a23b02595ba82536c5ea425fdabb221" }, { "url": "https://git.kernel.org/stable/c/e0dd2e9729660f3f4fcb16e0aef87342911528ef" }, { "url": "https://git.kernel.org/stable/c/cfbf0665969af2c69d10c377d4c3d306e717efb4" }, { "url": "https://git.kernel.org/stable/c/18cdb3d982da8976b28d57691eb256ec5688fad2" } ], "title": "netfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T17:38:03.697Z" } } ] } }