#VU94121 Input validation error in Linux kernel - CVE-2024-36031
Published: July 11, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94121
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-2024-36031
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 __key_instantiate_and_link() function in security/keys/key.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/ad2011ea787928b2accb5134f1e423b11fe80a8a
- https://git.kernel.org/stable/c/ed79b93f725cd0da39a265dc23d77add1527b9be
- https://git.kernel.org/stable/c/e4519a016650e952ad9eb27937f8c447d5a4e06d
- https://git.kernel.org/stable/c/25777f3f4e1f371d16a594925f31e37ce07b6ec7
- https://git.kernel.org/stable/c/939a08bcd4334bad4b201e60bd0ae1f278d71d41
- https://git.kernel.org/stable/c/cc219cb8afbc40ec100c0de941047bb29373126a
- https://git.kernel.org/stable/c/9da27fb65a14c18efd4473e2e82b76b53ba60252
- https://lists.debian.org/debian-lts-announce/2024/06/msg00019.html
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.217
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.159
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.10