{"id":"CVE-2026-98602","revision":"c7c14526c03c4a479c674d903470e307","records":[{"revision":"c7c14526c03c4a479c674d903470e307","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98602","aliases":[],"title":"Bluetooth: bnep: fix out-of-bounds reads on short RX/TX frames and control fallthrough","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: bnep: fix out-of-bounds reads on short RX/TX frames and control fallthrough\n\nFix multiple out-of-bounds reads in Bluetooth BNEP frame processing:\n\n1. In bnep_rx_frame() and bnep_ctrl_frame() (net/bluetooth/bnep/core.c),\n   use pskb_may_pull() to verify the BNEP header, control type byte,\n   filter count, and extension headers exist before reading them, and\n   return 0 after handling BNEP_CONTROL instead of falling through to\n   Ethernet frame submission when no extension headers follow.\n2. In bnep_net_xmit() (net/bluetooth/bnep/netdev.c), verify skb->len >=\n   ETH_HLEN with pskb_may_pull() before reading the 14-byte Ethernet\n   header to prevent an out-of-bounds heap read and infoleak on short\n   AF_PACKET TX frames.","state":0,"publishedAt":"2026-10-18T15:19:14.606+00:00","modifiedAt":"2026-10-19T09:22:29.455+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/bluetooth/bnep/core.c\",\n                        \"net/bluetooth/bnep/netdev.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"7af80ad2cebfe2f1879d6a39a1aaa061d9c4e1ca\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"667aa703e11cdc237d169393bc6a5ea9acbb33c2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"3e605ff5932afe0970c2beca66f2f1ba2babe4dd\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"035f9b1809861967e58ce652680d70ea1502058f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"1e7aebc188f889b56c3aaeb6133ef6d77022c887\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"8f31031326994d1abfcc6ebb6927ef96e51fb9ff\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"ad0d2d4ada51321db787262ef343193c712b76b5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"f0ca020cbb9bb7f3f4ea8ba1dfcf30a282aec91e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\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/bluetooth/bnep/core.c\",\n                        \"net/bluetooth/bnep/netdev.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2.6.12\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"2.6.12\",\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\": \"6.18.55\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.9\",\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/7af80ad2cebfe2f1879d6a39a1aaa061d9c4e1ca","https://git.kernel.org/stable/c/667aa703e11cdc237d169393bc6a5ea9acbb33c2","https://git.kernel.org/stable/c/3e605ff5932afe0970c2beca66f2f1ba2babe4dd","https://git.kernel.org/stable/c/035f9b1809861967e58ce652680d70ea1502058f","https://git.kernel.org/stable/c/1e7aebc188f889b56c3aaeb6133ef6d77022c887","https://git.kernel.org/stable/c/8f31031326994d1abfcc6ebb6927ef96e51fb9ff","https://git.kernel.org/stable/c/ad0d2d4ada51321db787262ef343193c712b76b5","https://git.kernel.org/stable/c/f0ca020cbb9bb7f3f4ea8ba1dfcf30a282aec91e"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98602","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98602","identifiers":["CVE-2026-98602"]},"retained":false,"historicalAffected":[]}],"coverage":[]}