{"api_version":"1","generated_at":"2026-10-24T05:10:59+00:00","cve":"CVE-2026-98602","urls":{"html":"https://cve.report/CVE-2026-98602","api":"https://cve.report/api/cve/CVE-2026-98602.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98602","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98602"},"summary":{"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":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:17:12","updated_at":"2026-10-19 10:19:21"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/3e605ff5932afe0970c2beca66f2f1ba2babe4dd","name":"https://git.kernel.org/stable/c/3e605ff5932afe0970c2beca66f2f1ba2babe4dd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/035f9b1809861967e58ce652680d70ea1502058f","name":"https://git.kernel.org/stable/c/035f9b1809861967e58ce652680d70ea1502058f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/667aa703e11cdc237d169393bc6a5ea9acbb33c2","name":"https://git.kernel.org/stable/c/667aa703e11cdc237d169393bc6a5ea9acbb33c2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1e7aebc188f889b56c3aaeb6133ef6d77022c887","name":"https://git.kernel.org/stable/c/1e7aebc188f889b56c3aaeb6133ef6d77022c887","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8f31031326994d1abfcc6ebb6927ef96e51fb9ff","name":"https://git.kernel.org/stable/c/8f31031326994d1abfcc6ebb6927ef96e51fb9ff","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7af80ad2cebfe2f1879d6a39a1aaa061d9c4e1ca","name":"https://git.kernel.org/stable/c/7af80ad2cebfe2f1879d6a39a1aaa061d9c4e1ca","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ad0d2d4ada51321db787262ef343193c712b76b5","name":"https://git.kernel.org/stable/c/ad0d2d4ada51321db787262ef343193c712b76b5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f0ca020cbb9bb7f3f4ea8ba1dfcf30a282aec91e","name":"https://git.kernel.org/stable/c/f0ca020cbb9bb7f3f4ea8ba1dfcf30a282aec91e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98602","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98602","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 7af80ad2cebfe2f1879d6a39a1aaa061d9c4e1ca git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 667aa703e11cdc237d169393bc6a5ea9acbb33c2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 3e605ff5932afe0970c2beca66f2f1ba2babe4dd git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 035f9b1809861967e58ce652680d70ea1502058f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 1e7aebc188f889b56c3aaeb6133ef6d77022c887 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 8f31031326994d1abfcc6ebb6927ef96e51fb9ff git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 ad0d2d4ada51321db787262ef343193c712b76b5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 f0ca020cbb9bb7f3f4ea8ba1dfcf30a282aec91e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2.6.12","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 2.6.12 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.271 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.222 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.189 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.158 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.112 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.55 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.9 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/bluetooth/bnep/core.c","net/bluetooth/bnep/netdev.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7af80ad2cebfe2f1879d6a39a1aaa061d9c4e1ca","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"667aa703e11cdc237d169393bc6a5ea9acbb33c2","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"3e605ff5932afe0970c2beca66f2f1ba2babe4dd","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"035f9b1809861967e58ce652680d70ea1502058f","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"1e7aebc188f889b56c3aaeb6133ef6d77022c887","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"8f31031326994d1abfcc6ebb6927ef96e51fb9ff","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"ad0d2d4ada51321db787262ef343193c712b76b5","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"f0ca020cbb9bb7f3f4ea8ba1dfcf30a282aec91e","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/bluetooth/bnep/core.c","net/bluetooth/bnep/netdev.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.12"},{"lessThan":"2.6.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.271","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.222","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.189","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.55","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.271","versionStartIncluding":"2.6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.222","versionStartIncluding":"2.6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.189","versionStartIncluding":"2.6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.158","versionStartIncluding":"2.6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"2.6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.55","versionStartIncluding":"2.6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.9","versionStartIncluding":"2.6.12","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"2.6.12","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"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."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:22:29.455Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/7af80ad2cebfe2f1879d6a39a1aaa061d9c4e1ca"},{"url":"https://git.kernel.org/stable/c/667aa703e11cdc237d169393bc6a5ea9acbb33c2"},{"url":"https://git.kernel.org/stable/c/3e605ff5932afe0970c2beca66f2f1ba2babe4dd"},{"url":"https://git.kernel.org/stable/c/035f9b1809861967e58ce652680d70ea1502058f"},{"url":"https://git.kernel.org/stable/c/1e7aebc188f889b56c3aaeb6133ef6d77022c887"},{"url":"https://git.kernel.org/stable/c/8f31031326994d1abfcc6ebb6927ef96e51fb9ff"},{"url":"https://git.kernel.org/stable/c/ad0d2d4ada51321db787262ef343193c712b76b5"},{"url":"https://git.kernel.org/stable/c/f0ca020cbb9bb7f3f4ea8ba1dfcf30a282aec91e"}],"title":"Bluetooth: bnep: fix out-of-bounds reads on short RX/TX frames and control fallthrough","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98602","datePublished":"2026-10-18T15:19:14.606Z","dateReserved":"2026-09-25T10:25:14.359Z","dateUpdated":"2026-10-19T09:22:29.455Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:17:12","lastModifiedDate":"2026-10-19 10:19:21","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98602","Ordinal":"1","Title":"Bluetooth: bnep: fix out-of-bounds reads on short RX/TX frames a","CVE":"CVE-2026-98602","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98602","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"Bluetooth: bnep: fix out-of-bounds reads on short RX/TX frames a"}]}}}