SB2025122661 - Memory leak in Linux kernel staging vt6655 driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025122661
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-2022-50758)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the device_init_td0_ring() function in drivers/staging/vt6655/device_main.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/16a45e78a687eb6c69acc4e62b94b6508b0bfbda
- https://git.kernel.org/stable/c/1b3cebeca99e8e0aa4fa57faac8dbf41e967317a
- https://git.kernel.org/stable/c/c8ff91535880d41b49699b3829fb6151942de29e
- https://git.kernel.org/stable/c/cfdf139258614ef65b0f68b857ada5328fb7c0e5
- https://git.kernel.org/stable/c/e741e38aa98704fbb959650ecd270b71b2670680
- https://git.kernel.org/stable/c/fb5f569bcda8f87bd47d8030bfae343d757fa3ea
- https://git.kernel.org/stable/c/ff8551d411f12b5abc5ca929ab87643afa8a9588
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.75