VDB
DEBIAN-CVE-2025-21745
DEBIAN-CVE-2025-21745
PUBLISHED
CVSS 5.5 MEDIUM
In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix class @block_class's subsystem refcount leakage blkcg_fill_root_iostats() iterates over @block_class's devices by class_dev_iter_(init|next)(), but does not end iterating with class_dev_iter_exit(), so causes the class's subsystem refcount leakage. Fix by ending the iterating with class_dev_iter_exit().
Risk Scores
CVSS v3.1
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:12 | linux | 0, 6.1.106-2, 6.1.106-3 |
| Debian:13 | linux | 0, 0 |
| Debian:11 | linux | 0, 5.10.103-1, 5.10.103-1~bpo10+1 |
| Debian:11 | linux-6.1 | 0, 6.1.106-3~deb11u1, 6.1.106-3~deb11u2 |
Timeline
- Feb 27, 2025 CVE Published
- Apr 28, 2026 CVE Updated