SB2025032785 - Memory leak in Linux kernel video fbdev driver
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025032785
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-2022-49741)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ufx_usb_probe() function in drivers/video/fbdev/smscufx.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/1b4c08844628dfc8d72d3f51b657f2a5e63b7b4b
- https://git.kernel.org/stable/c/3931014367ef31d26af65386a4ca496f50f0cfdf
- https://git.kernel.org/stable/c/3b3d3127f5b4291ae4caaf50f7b66089ad600480
- https://git.kernel.org/stable/c/64fa364ad3245508d393e16ed4886f92d7eb423c
- https://git.kernel.org/stable/c/b76449ee75e21acfe9fa4c653d8598f191ed7d68
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.168
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.232
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2