CVE-2025-21721 — Reachable Assertion in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.8OSV7.1OSV5.9
EPSS
0.0%
top 95.77%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 27
Latest updateSep 3
Description
In the Linux kernel, the following vulnerability has been resolved:
nilfs2: handle errors that nilfs_prepare_chunk() may return
Patch series "nilfs2: fix issues with rename operations".
This series fixes BUG_ON check failures reported by syzbot around rename
operations, and a minor behavioral issue where the mtime of a child
directory changes when it is renamed instead of moved.
This patch (of 2):
The directory manipulation routines nilfs_set_link() and
nilfs_delete_entry() rewrite the dir…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages6 packages
▶CVEListV5linux/linux2ba466d74ed74f073257f86e61519cb8f8f46184 — b38c6c260c2415c7f0968871305e7a093daabb4c+8
Patches
🔴Vulnerability Details
44OSV▶
linux-aws-6.8, linux-gke, linux-gkeop, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-oracle, linux-oracle-6.8 vulnerabilities↗2025-07-22