U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2024-26886 Detail

Description

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>


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955 Patch 
https://git.kernel.org/stable/c/2c9e2df022ef8b9d7fac58a04a2ef4ed25288955 Patch 
https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c Patch 
https://git.kernel.org/stable/c/64be3c6154886200708da0dfe259705fb992416c Patch 
https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7 Patch 
https://git.kernel.org/stable/c/817e8138ce86001b2fa5c63d6ede756e205a01f7 Patch 
https://git.kernel.org/stable/c/cb8adca52f306563d958a863bb0cbae9c184d1ae Patch 
https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb Patch 
https://git.kernel.org/stable/c/f7b94bdc1ec107c92262716b073b3e816d4784fb Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free CISA-ADP  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
5.10.206		Up to (excluding)
5.11
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
5.15.146		Up to (excluding)
5.16
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
6.1.70		Up to (excluding)
6.1.83
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
6.6.9		Up to (excluding)
6.6.23
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
6.7		Up to (excluding)
6.7.11
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
6.8		Up to (excluding)
6.8.2

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

8 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2024-26886
NVD Published Date:
04/17/2024
NVD Last Modified:
03/21/2025
Source:
kernel.org