SB20250226146 - Memory leak in Linux kernel can usb driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226146
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-2022-49661)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the gs_can_open() and gs_can_close() functions in drivers/net/can/usb/gs_usb.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/0e60230bc64355c80abe993d1719fdb318094e20
- https://git.kernel.org/stable/c/2bda24ef95c0311ab93bda00db40486acf30bd0a
- https://git.kernel.org/stable/c/339fa9f80d3b94177a7a459c6d115d3b56007d5a
- https://git.kernel.org/stable/c/6f655b5e13fa4b27e915b6c209ac0da74fd75963
- https://git.kernel.org/stable/c/c1d806bc29ff7ffe0e2a023583c8720ed96cb0b0
- https://git.kernel.org/stable/c/d0b8e223998866b3e7b2895927d4e9689b0a80d8
- https://git.kernel.org/stable/c/d91492638b054f4a359621ef216242be5973ed6b
- https://git.kernel.org/stable/c/ffb6cc6601ec7c8fa963dcf76025df4a02f2cf5c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.11