#VU99223 Input validation error in Linux kernel - CVE-2024-49967
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU99223
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-2024-49967
CWE-ID: CWE-20
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 input validation within the do_split() function in fs/ext4/namei.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/133ff0d78f1b160de011647bb65807195ca5d1ca
- https://git.kernel.org/stable/c/aca593e6070e21979430c344e9cb0b272a9e7e10
- https://git.kernel.org/stable/c/a02d7f5b24193aed451ac67aad3453472e79dc78
- https://git.kernel.org/stable/c/2d64e7dada22ab589d1ac216a3661074d027f25e
- https://git.kernel.org/stable/c/fe192515d2937b8ed2d21921b558a06dd2031d21
- https://git.kernel.org/stable/c/9d4b2e4c36bb88d57018c1cbc8b6a0c4b44a7f42
- https://git.kernel.org/stable/c/1a00a393d6a7fb1e745a41edd09019bd6a0ad64c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.323
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.168
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.285
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.55