SB20250226223 - Memory leak in Linux kernel gpu host1x driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226223
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-2021-47648)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the host1x_remove() function in drivers/gpu/host1x/dev.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/025c6643a81564f066d8381b9e2f4603e0f8438f
- https://git.kernel.org/stable/c/5124a344983e1b9670dae7add0e4d00d589aabcd
- https://git.kernel.org/stable/c/6bb107332db28a0e9256c2d36a0902b85307612c
- https://git.kernel.org/stable/c/c06577a80485511b894cb688e881ef0bc2d1d296
- https://git.kernel.org/stable/c/fe1ce680560d4f0049ffa0c687de17567421c1ec
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2