SB2025022676 - Memory leak in Linux kernel watchdog driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022676
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) Memory leak (CVE-ID: CVE-2022-49373)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ts4800_wdt_probe() function in drivers/watchdog/ts4800_wdt.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/5b110d940417942bc87d9e4bea6d4f24e05ed483
- https://git.kernel.org/stable/c/5d24df3d690809952528e7a19a43d84bc5b99d44
- https://git.kernel.org/stable/c/7a4afd8a003d6abf1f5d159c2bb67e6b7cbde253
- https://git.kernel.org/stable/c/910b1cdf6c50ae8fb222e46657d04fb181577017
- https://git.kernel.org/stable/c/91fa5aa53f68b85e779164b3127c7e23cad5c457
- https://git.kernel.org/stable/c/f067b5286edfd83d2d3903e8578b561599d62539
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.4