SB2025121083 - Use-after-free in Linux kernel platform chrome driver
Published: December 10, 2025 Updated: December 12, 2025
Security Bulletin ID
SB2025121083
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-2022-50642)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the cros_typec_get_switch_handles() function in drivers/platform/chrome/cros_ec_typec.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0ceadb5a3e45f1b81cf54bd496b40a5e50b6bd40
- https://git.kernel.org/stable/c/6613f36a2fa5c69e528bccba8b3d831f759dad2f
- https://git.kernel.org/stable/c/9a8aadcf0b459c1257b9477fd6402e1d5952ae07
- https://git.kernel.org/stable/c/b610758bb3e0674644c1255cdafc2f46b7e05ff9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.16