SB20250619138 - Use-after-free in Linux kernel soc sof
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250619138
CSH 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 vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-50115)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the sof_ipc3_control_load_bytes() function in sound/soc/sof/ipc3-topology.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/8463986b54295e6b65ddf2b7c65627d01ce7643b
- https://git.kernel.org/stable/c/c2eddfcafcffaf1b9245ea0dde9143bbfb47d5d1
- https://git.kernel.org/stable/c/d5bd47f3ca124058a8e87eae4508afeda2132611
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0