Incorrect calculation in Linux kernel - CVE-2025-38207

Vulnerability identifier: #VU112330

CSH Severity: Low

CVSS v4: 6.8 [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]

CVE-ID: CVE-2025-38207

CWE-ID: CWE-682

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 incorrect calculation within the init_multi_vma_prep(), vma_complete() and copy_vma() functions in mm/vma.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
openEuler
python3-perf-debuginfo
kernel
bpftool
bpftool-debuginfo
kernel-debuginfo
kernel-debugsource
kernel-devel
kernel-headers
kernel-source
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python3-perf
kernel-extra-modules

Install update from vendor's repository.

python3-perf-debuginfo - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
bpftool - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
bpftool-debuginfo - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-debuginfo - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-debugsource - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-devel - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-headers - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-source - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-tools - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-tools-debuginfo - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-tools-devel - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
perf - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
perf-debuginfo - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
python3-perf - addressed in versions 6.6.0-104.0.0.96, 6.6.0-104.0.0.107, 6.6.0-104.0.0.110
kernel-extra-modules - update to 6.6.0-104.0.0.110

• https://git.kernel.org/stable/c/2b12d06c37fd3a394376f42f026a7478d826ed63
• https://git.kernel.org/stable/c/58b83b9a9a929611a2a2e7d88f45cb0d786b7ee0

• Incorrect calculation in Linux kernel mm
• openEuler 24.03 LTS SP2 update for kernel
• openEuler 24.03 LTS SP1 update for kernel
• openEuler 24.03 LTS update for kernel