{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "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": "2026-06-01T16:04:31.416Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-01T16:04:31.416Z" }, "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 \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 " } ], "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": "2b16d960c79abc397f102c3d23d30005b68cb036", "lessThan": "60673f442984fe689d4127a5dd4be414247b3d67", "status": "affected", "versionType": "git" }, { "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": "37f71e2c9f515834841826f4eb68ec33cfb2a1ff", "status": "affected", "versionType": "git" }, { "version": "5.15.146", "lessThan": "5.15.209", "status": "affected", "versionType": "semver" }, { "version": "6.6.9", "lessThan": "6.6.23", "status": "affected", "versionType": "semver" }, { "version": "5.10.206", "lessThan": "5.11", "status": "affected", "versionType": "semver" }, { "version": "6.1.70", "lessThan": "6.2", "status": "affected", "versionType": "semver" } ] }, { "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": "5.15.209", "lessThanOrEqual": "5.15.*", "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": "5.15.146", "versionEndExcluding": "5.15.209" }, { "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": "6.1.70" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/60673f442984fe689d4127a5dd4be414247b3d67" }, { "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" ] } ] } ] } }