VDB
DEBIAN-CVE-2025-21766
DEBIAN-CVE-2025-21766
PUBLISHED
CVSS 5.5 MEDIUM
In the Linux kernel, the following vulnerability has been resolved: ipv4: use RCU protection in __ip_rt_update_pmtu() __ip_rt_update_pmtu() must use RCU protection to make sure the net structure it reads does not disappear.
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:14 | linux | 0, 0 |
| Debian:11 | linux-6.1 | *, 6.1.119-1, 6.1.128-1 |
| Debian:13 | linux | 0, 0 |
| Debian:12 | linux | 6.1.76-1, 6.1.76-1, 6.1.82-1 |
| Debian:11 | linux | 5.17~rc3-1~exp1, 5.17~rc4-1~exp1, 5.17~rc5-1~exp1 |
Timeline
- Feb 27, 2025 CVE Published
- Apr 28, 2026 CVE Updated