SB20250619150 - Use-after-free in Linux kernel spi driver
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250619150
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-2022-50192)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the tegra_slink_remove() function in drivers/spi/spi-tegra20-slink.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/415b4ce61308f24583912d887772dfcbf97f1d20
- https://git.kernel.org/stable/c/67f77172644260482fdafc03b6025847944701e5
- https://git.kernel.org/stable/c/7e9984d183bb1e99e766c5c2b950ff21f7f7b6c0
- https://git.kernel.org/stable/c/800c7767e05d29656713e04532823a752e57e037
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.18