#VU102489 Improper locking in Linux kernel - CVE-2024-56780
Published: January 9, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU102489
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-2024-56780
CWE-ID: CWE-667
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 improper locking within the dquot_writeback_dquots() function in fs/quota/dquot.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/3e6ff207cd5bd924ad94cd1a7c633bcdac0ba1cb
- https://git.kernel.org/stable/c/6f3821acd7c3143145999248087de5fb4b48cf26
- https://git.kernel.org/stable/c/8ea87e34792258825d290f4dc5216276e91cb224
- https://git.kernel.org/stable/c/a5abba5e0e586e258ded3e798fe5f69c66fec198
- https://git.kernel.org/stable/c/ab6cfcf8ed2c7496f55d020b65b1d8cd55d9a2cb
- https://git.kernel.org/stable/c/ac6f420291b3fee1113f21d612fa88b628afab5b
- https://git.kernel.org/stable/c/bcacb52a985f1b6d280f698a470b873dfe52728a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64