SB2025100831 - Memory leak in Linux kernel firmware driver
Published: October 8, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100831
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-2022-50537)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the rpi_firmware_probe() function in drivers/firmware/raspberrypi.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/62ac943eb2a9d655e431b9bc98ff6d7bd51a0e49
- https://git.kernel.org/stable/c/6757dd2193fe18c5c5fe3050e7f2ff9dcbd1ff34
- https://git.kernel.org/stable/c/71d2abab374f707ab8ac8dcef191fd2b3b67b8bd
- https://git.kernel.org/stable/c/7b51161696e803fd5f9ad55b20a64c2df313f95c
- https://git.kernel.org/stable/c/b308fdedef095aac14569f810d46edf773ea7d1e
- https://git.kernel.org/stable/c/d34742245e4366579f9a80f8cfe4a63248e838e0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163