Input validation error in Linux kernel - CVE-2025-37818

Vulnerability identifier: #VU108814

CSH Severity: Low

CVSS v4 BT: 4.3 [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-2025-37818

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the huge_pte_offset() function in arch/loongarch/mm/hugetlbpage.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
Anolis OS
openEuler
python3-perf-debuginfo
python3-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-source
kernel-headers
kernel-devel
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
bpftool
kernel
kernel-64k-devel
kernel-64k-debug-devel
kernel-64k-debug
kernel-64k
kernel-tools-libs-devel
kernel-tools-libs
kernel-debug-devel
kernel-debug

Install update from vendor's website.

Linux kernel - addressed in versions 6.1.136, 6.6.89, 6.12.26, 6.14.5
python3-perf-debuginfo - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
python3-perf - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
perf-debuginfo - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
perf - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-tools-devel - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-tools-debuginfo - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-tools - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-source - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-headers - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-devel - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-debugsource - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-debuginfo - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
bpftool-debuginfo - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
bpftool - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel - addressed in versions 6.6.0-92.0.0.86, 6.6.0-92.0.0.97
kernel-64k-devel - update to 6.6.102-5
kernel-64k-debug-devel - update to 6.6.102-5
kernel-64k-debug - update to 6.6.102-5
kernel-64k - update to 6.6.102-5
python3-perf - update to 6.6.102-5
perf - update to 6.6.102-5
kernel-tools-libs-devel - update to 6.6.102-5
kernel-tools-libs - update to 6.6.102-5
kernel-tools - update to 6.6.102-5
kernel-headers - update to 6.6.102-5
kernel-devel - update to 6.6.102-5
kernel-debug-devel - update to 6.6.102-5
kernel-debug - update to 6.6.102-5
kernel - update to 6.6.102-5
bpftool - update to 6.6.102-5

• https://git.kernel.org/stable/c/2ca9380b12711afe95b3589bd82b59623b3c96b3
• https://git.kernel.org/stable/c/34256805720993e37adf6127371a1265aea8376a
• https://git.kernel.org/stable/c/51424fd171cee6a33f01f7c66b8eb23ac42289d4
• https://git.kernel.org/stable/c/b49f085cd671addbda4802d6b9382513f7dd0f30
• https://git.kernel.org/stable/c/bd51834d1cf65a2c801295d230c220aeebf87a73
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.136
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.26
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.5
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.89

• Input validation error in Linux kernel loongarch mm
• openEuler 24.03 LTS SP1 update for kernel
• openEuler 24.03 LTS update for kernel
• Anolis OS update for kernel:6.6