SB20250226226 - Memory leak in Linux kernel qcom venus driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226226
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-2021-47655)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the venus_helper_alloc_dpb_bufs() function in drivers/media/platform/qcom/venus/helpers.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/55bccafc246b2e64763a155ec454470c07a54a6e
- https://git.kernel.org/stable/c/5cedfe8aaf1875a5305897107b7f298db4260019
- https://git.kernel.org/stable/c/5f89d05ba93df9c2cdfe493843f93288e55e99eb
- https://git.kernel.org/stable/c/8403fdd775858a7bf04868d43daea0acbe49ddfc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.174
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18