SB2024062563 - Resource management error in Linux kernel um kernel
Published: June 25, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062563
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-2023-52633)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the time_travel_update_time(), time_travel_set_start() and timer_read() functions in arch/um/kernel/time.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/0c7478a2da3f5fe106b4658338873d50c86ac7ab
- https://git.kernel.org/stable/c/4f7dad73df4cdb2b7042103d3922745d040ad025
- https://git.kernel.org/stable/c/de3e9d8e8d1ae0a4d301109d1ec140796901306c
- https://git.kernel.org/stable/c/b427f55e9d4185f6f17cc1e3296eb8d0c4425283
- https://git.kernel.org/stable/c/abe4eaa8618bb36c2b33e9cdde0499296a23448c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.77
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8