SB20240531183 - Use-after-free in Linux kernel base driver
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531183
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-2023-52468)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the class_register() function in drivers/base/class.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/b57196a5ec5e4c0ffecde8348b085b778c7dce04
- https://git.kernel.org/stable/c/0f1486dafca3398c4c46b9f6e6452fa27e73b559
- https://git.kernel.org/stable/c/93ec4a3b76404bce01bd5c9032bef5df6feb1d62
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8