{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-26886","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-19T14:20:24.185Z","datePublished":"2024-04-17T10:27:40.941Z","dateUpdated":"2025-05-04T12:55:03.251Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T12:55:03.251Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: af_bluetooth: Fix deadlock\n\nAttemting to do sock_lock on .recvmsg may cause a deadlock as shown\nbellow, so instead of using sock_sock this uses sk_receive_queue.lock\non bt_sock_ioctl to avoid the UAF:\n\nINFO: task kworker/u9:1:121 blocked for more than 30 seconds.\n      Not tainted 6.7.6-lemon #183\nWorkqueue: hci0 hci_rx_work\nCall Trace:\n <TASK>\n __schedule+0x37d/0xa00\n schedule+0x32/0xe0\n __lock_sock+0x68/0xa0\n ? __pfx_autoremove_wake_function+0x10/0x10\n lock_sock_nested+0x43/0x50\n l2cap_sock_recv_cb+0x21/0xa0\n l2cap_recv_frame+0x55b/0x30a0\n ? psi_task_switch+0xeb/0x270\n ? finish_task_switch.isra.0+0x93/0x2a0\n hci_rx_work+0x33a/0x3f0\n process_one_work+0x13a/0x2f0\n worker_thread+0x2f0/0x410\n ? __pfx_worker_thread+0x10/0x10\n kthread+0xe0/0x110\n ? __pfx_kthread+0x10/0x10\n ret_from_fork+0x2c/0x50\n ? __pfx_kthread+0x10/0x10\n ret_from_fork_asm+0x1b/0x30\n </TASK>"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bluetooth/af_bluetooth.c"],"versions":[{"version":"1d576c3a5af850bf11fbd103f9ba11aa6d6061fb","lessThan":"64be3c6154886200708da0dfe259705fb992416c","status":"affected","versionType":"git"},{"version":"2e07e8348ea454615e268222ae3fc240421be768","lessThan":"817e8138ce86001b2fa5c63d6ede756e205a01f7","status":"affected","versionType":"git"},{"version":"2e07e8348ea454615e268222ae3fc240421be768","lessThan":"2c9e2df022ef8b9d7fac58a04a2ef4ed25288955","status":"affected","versionType":"git"},{"version":"2e07e8348ea454615e268222ae3fc240421be768","lessThan":"f7b94bdc1ec107c92262716b073b3e816d4784fb","status":"affected","versionType":"git"},{"version":"db1b14eec8c61a20374de9f9c2ddc6c9406a8c42","status":"affected","versionType":"git"},{"version":"2b16d960c79abc397f102c3d23d30005b68cb036","status":"affected","versionType":"git"},{"version":"37f71e2c9f515834841826f4eb68ec33cfb2a1ff","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bluetooth/af_bluetooth.c"],"versions":[{"version":"6.7","status":"affected"},{"version":"0","lessThan":"6.7","status":"unaffected","versionType":"semver"},{"version":"6.6.23","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7.11","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8.2","lessThanOrEqual":"6.8.*","status":"unaffected","versionType":"semver"},{"version":"6.9","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":"6.6.9","versionEndExcluding":"6.6.23"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.7.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.8.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10.206"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.146"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.70"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c"},{"url":"https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7"},{"url":"https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955"},{"url":"https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb"}],"title":"Bluetooth: af_bluetooth: Fix deadlock","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-416","lang":"en","description":"CWE-416 Use After Free"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"ADJACENT_NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2024-06-17T17:41:20.868479Z","id":"CVE-2024-26886","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-12-04T17:57:18.191Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T00:21:04.229Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/cb8adca52f306563d958a863bb0cbae9c184d1ae","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb","tags":["x_transferred"]}]}]}}