SB2025102366 - Integer underflow in Linux kernel regulator driver
Published: October 23, 2025 Updated: October 26, 2025
Security Bulletin ID
SB2025102366
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Integer underflow (CVE-ID: CVE-2022-50582)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to integer underflow within the _regulator_do_enable() function in drivers/regulator/core.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/8d8e16592022c9650df8aedfe6552ed478d7135b
- https://git.kernel.org/stable/c/9f2395316e4845466cb9b5b9b15a171a2c91913c
- https://git.kernel.org/stable/c/b051d9bf98bd9cea312b228e264eb6542a9beb67
- https://git.kernel.org/stable/c/bfe602d9a349360e60e9051c9cafb9fef204524d
- https://git.kernel.org/stable/c/e33da263e9658bfe870ea7836fbbd72f246d7dbd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.75