#VU105037 Reachable assertion in Linux kernel - CVE-2025-21754
Published: February 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU105037
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-21754
CWE-ID: CWE-617
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to reachable assertion within the btrfs_split_ordered_extent() function in fs/btrfs/ordered-data.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/0d85f5c2dd91df6b5da454406756f463ba923b69
- https://git.kernel.org/stable/c/0ff88c2a742a7cbaa4d08507d864737d099b435a
- https://git.kernel.org/stable/c/8ea8db4216d1029527ab4666f730650419451e32
- https://git.kernel.org/stable/c/927b930f117bbae730a853c1dc43da8afe8380fa
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.78