#VU96889 Input validation error in Linux kernel - CVE-2024-44948
Published: September 5, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96889
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-2024-44948
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 mtrr_save_state() function in arch/x86/kernel/cpu/mtrr/mtrr.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/34f36e6ee5bd7eff8b2adcd9fcaef369f752d82e
- https://git.kernel.org/stable/c/06c1de44d378ec5439db17bf476507d68589bfe9
- https://git.kernel.org/stable/c/450b6b22acdaac67a18eaf5ed498421ffcf10051
- https://git.kernel.org/stable/c/ca7d00c5656d1791e28369919e3e10febe9c3b16
- https://git.kernel.org/stable/c/8aa79dfb216b865e96ff890bc4ea71650f9bc8d7
- https://git.kernel.org/stable/c/8a90d3fc7c24608548d3a750671f9dac21d1a462
- https://git.kernel.org/stable/c/388f1c954019f253a8383f7eb733f38d541e10b6
- https://git.kernel.org/stable/c/919f18f961c03d6694aa726c514184f2311a4614
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.320
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.224
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.165
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.282
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.105
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.46