USN-7489-2
linux-realtime vulnerability
No scoreFix available
A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems:
- Timer subsystem; (CVE-2025-21813)
What each source reports
OSV No score
linux-realtime vulnerability
A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems:
- Timer subsystem; (CVE-2025-21813)
- Record
USN-7489-2- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
linux-realtimeUbuntu:24.10 |
before 6.11.0-1009.9, plus listed versions 6.11.0-1001.16.11.0-1002.26.11.0-1003.36.11.0-1004.46.11.0-1005.56.11.0-1006.66.11.0-1007.76.11.0-1008.8 |
6.11.0-1009.9 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
USN-7489-2 is a vulnerability with no CVSS score yet in linux-realtime, published May 7, 2025. No source lists public exploit code. Fixed in linux-realtime 6.11.0-1009.9.