{"id":"CVE-2026-98233","revision":"0afc298cf1484cd2b46356c8c28c5199","records":[{"revision":"0afc298cf1484cd2b46356c8c28c5199","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98233","aliases":[],"title":"net/packet: clear RX owner on VNET header error","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/packet: clear RX owner on VNET header error\n\nCommit 61fad6816fc1 (\"net/packet: tpacket_rcv: avoid a producer race\ncondition\") added rx_owner_map and made tpacket_rcv() claim a V1 or V2\nring slot before converting the virtio-net header.  If the conversion\nfails, the drop path leaves the slot claimed.\n\nWith a one-frame TPACKET_V2 ring, an unsupported UDP GSO packet leaves\nthe only slot unavailable, so the ring also drops the next valid packet.\n\nClear the ownership bit on this error path.  TPACKET_V3 already clears\nits block state here.","state":0,"publishedAt":"2026-10-06T08:45:06.533+00:00","modifiedAt":"2026-10-19T09:16:05.07+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/packet/af_packet.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"bb10a0084c03a94364aeec542beddc5d49b59f59\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"b8c0cb3069058c2d67b5c7c833b2833381ecffdc\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"2daa618e7ff19eefcbda281bc4c5998c4140f9cf\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"23cd30498891d29a69ec9b75bd92f8a0f21f1342\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"49a48a5aaf85fe69d2dc3fb334b4854fadf44e39\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"805edbdcb8681da5f7ee43b3c3c809f7a8c31208\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"693209a237fc548791cf402441db8b68d1da7d38\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"61fad6816fc10fb8793a925d5c1256d1c3db0cd2\",\n                            \"lessThan\": \"33ff111d7ba3beb86e28938d6382bb5beabd865a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"2975472e042e0bbfeeabddc5023cb8c011ec5a07\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6fb0e4385928900ccb8697748555b3f54bba5193\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"86137342fd4cf52882842aa8d1318b2661f08e8a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b06e4d3ed4044c2facf10a511d809f9aa29d960e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"4.14.175\",\n                            \"lessThan\": \"4.15\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"4.19.114\",\n                            \"lessThan\": \"4.20\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.4.29\",\n                            \"lessThan\": \"5.5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.5.14\",\n                            \"lessThan\": \"5.6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/packet/af_packet.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.6\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.6\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.271\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.222\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.158\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.112\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.54\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.8\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/bb10a0084c03a94364aeec542beddc5d49b59f59","https://git.kernel.org/stable/c/b8c0cb3069058c2d67b5c7c833b2833381ecffdc","https://git.kernel.org/stable/c/2daa618e7ff19eefcbda281bc4c5998c4140f9cf","https://git.kernel.org/stable/c/23cd30498891d29a69ec9b75bd92f8a0f21f1342","https://git.kernel.org/stable/c/49a48a5aaf85fe69d2dc3fb334b4854fadf44e39","https://git.kernel.org/stable/c/805edbdcb8681da5f7ee43b3c3c809f7a8c31208","https://git.kernel.org/stable/c/693209a237fc548791cf402441db8b68d1da7d38","https://git.kernel.org/stable/c/33ff111d7ba3beb86e28938d6382bb5beabd865a"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98233","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98233","identifiers":["CVE-2026-98233"]},"retained":false,"historicalAffected":[]}],"coverage":[]}