CVE-2024-26886
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2024
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Bluetooth: af_bluetooth: Fix deadlock
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: af_bluetooth: Fix deadlock Attemting to do sock_lock on .recvmsg may cause a deadlock as shown bellow, so instead of using sock_sock this uses sk_receive_queue.lock on bt_sock_ioctl to avoid the UAF: INFO: task kworker/u9:1:121 blocked for more than 30 seconds. Not tainted 6.7.6-lemon #183 Workqueue: hci0 hci_rx_work Call Trace: <TASK> __schedule+0x37d/0xa00 schedule+0x32/0xe0 __lock_sock+0x68/0xa0 ? __pfx_autoremove_wake_function+0x10/0x10 lock_sock_nested+0x43/0x50 l2cap_sock_recv_cb+0x21/0xa0 l2cap_recv_frame+0x55b/0x30a0 ? psi_task_switch+0xeb/0x270 ? finish_task_switch.isra.0+0x93/0x2a0 hci_rx_work+0x33a/0x3f0 process_one_work+0x13a/0x2f0 worker_thread+0x2f0/0x410 ? __pfx_worker_thread+0x10/0x10 kthread+0xe0/0x110 ? __pfx_kthread+0x10/0x10 ret_from_fork+0x2c/0x50 ? __pfx_kthread+0x10/0x10 ret_from_fork_asm+0x1b/0x30 </TASK>
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 2b16d960c79abc397f102c3d23d30005b68cb036 | affected | git | 60673f442984fe689d4127a5dd4be414247b3d67 | Unavailable | None listed |
| 1d576c3a5af850bf11fbd103f9ba11aa6d6061fb | affected | git | 64be3c6154886200708da0dfe259705fb992416c | Unavailable | None listed |
| 2e07e8348ea454615e268222ae3fc240421be768 | affected | git | 817e8138ce86001b2fa5c63d6ede756e205a01f7 | Unavailable | None listed |
| 2e07e8348ea454615e268222ae3fc240421be768 | affected | git | 2c9e2df022ef8b9d7fac58a04a2ef4ed25288955 | Unavailable | None listed |
| 2e07e8348ea454615e268222ae3fc240421be768 | affected | git | f7b94bdc1ec107c92262716b073b3e816d4784fb | Unavailable | None listed |
| db1b14eec8c61a20374de9f9c2ddc6c9406a8c42 | affected | git | Unavailable | Unavailable | None listed |
| 37f71e2c9f515834841826f4eb68ec33cfb2a1ff | affected | git | Unavailable | Unavailable | None listed |
| 5.15.146 | affected | semver | 5.15.209 | Unavailable | None listed |
| 6.6.9 | affected | semver | 6.6.23 | Unavailable | None listed |
| 5.10.206 | affected | semver | 5.11 | Unavailable | None listed |
| 6.1.70 | affected | semver | 6.2 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 6.7 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 6.7 | Unavailable | None listed |
| 5.15.209 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.6.23 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.7.11 | unaffected | semver | Unavailable | 6.7.* | None listed |
| 6.8.2 | unaffected | semver | Unavailable | 6.8.* | None listed |
| 6.9 | unaffected | original_commit_for_fix | Unavailable | * | None listed |