#VU120033 Out-of-bounds read in Linux kernel - CVE-2025-68284
Published: December 16, 2025
Vulnerability identifier: #VU120033
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-2025-68284
CWE-ID: CWE-125
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 an out-of-bounds read error within the handle_auth_session_key() function in net/ceph/auth_x.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/5ef575834ca99f719d7573cdece9df2fe2b72424
- https://git.kernel.org/stable/c/6920ff09bf911bc919cd7a6b7176fbdd1a6e6850
- https://git.kernel.org/stable/c/7fce830ecd0a0256590ee37eb65a39cbad3d64fc
- https://git.kernel.org/stable/c/8dfcc56af28cffb8f25fb9be37b3acc61f2a3d09
- https://git.kernel.org/stable/c/ccbccfba25e9aa395daaea156b5e7790910054c4
- https://git.kernel.org/stable/c/f22c55a20a2d9ffbbac57408d5d488cef8201e9d