SB2024071374 - Improper locking in Linux kernel tty serial driver
Published: July 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071374
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2024-40967)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the imx_uart_console_write() function in drivers/tty/serial/imx.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/7f2b9ab6d0b26f16cd38dd9fd91d51899635f7c7
- https://git.kernel.org/stable/c/7f9e70c68b7ace0141fe3bc94bf7b61296b71916
- https://git.kernel.org/stable/c/982ae3376c4c91590d38dc8a676c10f7df048a44
- https://git.kernel.org/stable/c/53b2c95547427c358f45515a9f144efee95e3701
- https://git.kernel.org/stable/c/e533e4c62e9993e62e947ae9bbec34e4c7ae81c2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.96
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.36