SB2025050750 - Ubuntu update for linux-realtime
Published: May 7, 2025
Security Bulletin ID
SB2025050750
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) Use of uninitialized resource (CVE-ID: CVE-2025-21813)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the tmigr_setup_groups() function in kernel/time/timer_migration.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.