SB20250226231 - Use-after-free in Linux kernel soc codecs
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226231
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-49493)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the rt5645_i2c_remove() function in sound/soc/codecs/rt5645.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/061a6159cea583f1155f67d1915917a6b9282662
- https://git.kernel.org/stable/c/0941150100173d4eaf3fe08ff4b16740e7c3026f
- https://git.kernel.org/stable/c/1a5a3dfd9f172dcb115072f0aea5e27d3083c20e
- https://git.kernel.org/stable/c/236d29c5857f02e0a53fdf15d3dce1536c4322ce
- https://git.kernel.org/stable/c/2def44d3aec59e38d2701c568d65540783f90f2f
- https://git.kernel.org/stable/c/453f0920ffc1a28e28ddb9c3cd5562472b2895b0
- https://git.kernel.org/stable/c/7d801e807536a9a9c2146c5f4a5836f154517ed3
- https://git.kernel.org/stable/c/88c09e4812d72c3153afc8e5a45ecac2d0eae3ff
- https://git.kernel.org/stable/c/abe7554da62cb489712a54de69ef5665c250e564
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.198