#VU115407 Out-of-bounds read in Linux kernel - CVE-2022-50306
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115407
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-2022-50306
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 ext4_fc_replay_cleanup(), ext4_fc_replay_scan() and ext4_fc_replay() functions in fs/ext4/fast_commit.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.