{"id":"CVE-2024-50148","state":"PUBLISHED","title":"Bluetooth: bnep: fix wild-memory-access in proto_unregister","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: bnep: fix wild-memory-access in proto_unregister\n\nThere's issue as follows:\n  KASAN: maybe wild-memory-access in range [0xdead...108-0xdead...10f]\n  CPU: 3 UID: 0 PID: 2805 Comm: rmmod Tainted: G        W\n  RIP: 0010:proto_unregister+0xee/0x400\n  Call Trace:\n   <TASK>\n   __do_sys_delete_module+0x318/0x580\n   do_syscall_64+0xc1/0x1d0\n   entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nAs bnep_init() ignore bnep_sock_init()'s return value, and bnep_sock_init()\nwill cleanup all resource. Then when remove bnep module will call\nbnep_sock_cleanup() to cleanup sock's resource.\nTo solve above issue just return bnep_sock_init()'s return value in\nbnep_exit().","publishedAt":"2024-11-07T09:31:24.987Z","updatedAt":"2026-10-15T00:57:13.731Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"e232728242c4e98fb30e4c6bedb6ba8b482b6301","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"2c439470b23d78095a0d2f923342df58b155f669","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"6c151aeb6dc414db8f4daf51be072e802fae6667","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"fa58e23ea1359bd24b323916d191e2e9b4b19783","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"03015b6329e6de42f03ec917c25c4cf944f81f66","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"d10cd7bf574ead01fae140ce117a11bcdacbe6a8","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"20c424bc475b2b2a6e0e2225d2aae095c2ab2f41","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","status":"affected","lessThan":"64a90991ba8d4e32e3173ddd83d0b24167a5668c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bluetooth/bnep/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.12","versionType":"semver"},{"version":"4.19.323","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.285","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.229","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.170","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.115","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.59","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.6","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bluetooth/bnep/core.c"]}],"references":["https://git.kernel.org/stable/c/e232728242c4e98fb30e4c6bedb6ba8b482b6301","https://git.kernel.org/stable/c/2c439470b23d78095a0d2f923342df58b155f669","https://git.kernel.org/stable/c/6c151aeb6dc414db8f4daf51be072e802fae6667","https://git.kernel.org/stable/c/fa58e23ea1359bd24b323916d191e2e9b4b19783","https://git.kernel.org/stable/c/03015b6329e6de42f03ec917c25c4cf944f81f66","https://git.kernel.org/stable/c/d10cd7bf574ead01fae140ce117a11bcdacbe6a8","https://git.kernel.org/stable/c/20c424bc475b2b2a6e0e2225d2aae095c2ab2f41","https://git.kernel.org/stable/c/64a90991ba8d4e32e3173ddd83d0b24167a5668c","https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html","https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","https://cert-portal.siemens.com/productcert/html/ssa-265688.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/50xxx/CVE-2024-50148.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-50148","state":"PUBLISHED","datePublished":"2024-11-07T09:31:24.987Z","dateUpdated":"2026-10-15T00:57:13.731Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-10-21T19:36:19.959Z"},"containers":{"cna":{"title":"Bluetooth: bnep: fix wild-memory-access in proto_unregister","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: bnep: fix wild-memory-access in proto_unregister\n\nThere's issue as follows:\n  KASAN: maybe wild-memory-access in range [0xdead...108-0xdead...10f]\n  CPU: 3 UID: 0 PID: 2805 Comm: rmmod Tainted: G        W\n  RIP: 0010:proto_unregister+0xee/0x400\n  Call Trace:\n   <TASK>\n   __do_sys_delete_module+0x318/0x580\n   do_syscall_64+0xc1/0x1d0\n   entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nAs bnep_init() ignore bnep_sock_init()'s return value, and bnep_sock_init()\nwill cleanup all resource. Then when remove bnep module will call\nbnep_sock_cleanup() to cleanup sock's resource.\nTo solve above issue just return bnep_sock_init()'s return value 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