SB20251208116 - Resource management error in Linux kernel kcsan
Published: December 8, 2025 Updated: December 12, 2025
Security Bulletin ID
SB20251208116
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2023-53742)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the delay_access() function in kernel/kcsan/core.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/706ae665747b629bcf87a2d7e6438602f904b8d5
- https://git.kernel.org/stable/c/75c03a8cfc731519236f08c34c7e029ae153a613
- https://git.kernel.org/stable/c/8dec88070d964bfeb4198f34cb5956d89dd1f557
- https://git.kernel.org/stable/c/f8f2297355513e5e0631e604ef9d7e449c7dcd00
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2