Resource management error in Linux kernel - CVE-2025-40194

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU118502

Resource management error in Linux kernel - CVE-2025-40194

Published: November 13, 2025


Vulnerability identifier: #VU118502
CSH Severity: Low
CVSS v4.0: 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-2025-40194
CWE-ID: CWE-399
Exploitation vector: Local access
Exploit availability: No public exploit available
Affected software:
Linux kernel
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Desktop 15
Legacy Module
SUSE Linux Enterprise Live Patching
Development Tools Module
Basesystem Module
Public Cloud Module
SUSE Real Time Module
openSUSE Leap
Ubuntu
openEuler
kernel-livepatch-6_4_0-150600_10_61-rt-debuginfo
kernel-livepatch-6_4_0-150600_10_61-rt
kernel-livepatch-SLE15-SP6-RT_Update_18-debugsource
kernel-livepatch-SLE15-SP6_Update_18-debugsource
kernel-livepatch-6_4_0-150600_23_81-default-debuginfo
kernel-livepatch-6_4_0-150600_23_81-default
kernel-livepatch-6_4_0-150700_7_25-rt-debuginfo
kernel-livepatch-6_4_0-150700_7_25-rt
kernel-livepatch-SLE15-SP7-RT_Update_7-debugsource
kernel-livepatch-SLE15-SP7_Update_7-debugsource
kernel-livepatch-6_4_0-150700_53_25-default-debuginfo
kernel-livepatch-6_4_0-150700_53_25-default
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python3-perf
python3-perf-debuginfo
kernel-tools
kernel-headers
kernel-devel
kernel-debugsource
kernel-debuginfo
kernel
kernel-source
bpftool-debuginfo
bpftool
linux-aws-fips (Ubuntu package)
linux (Ubuntu package)
linux-nvidia-tegra-igx (Ubuntu package)
linux-nvidia-tegra (Ubuntu package)
linux-intel-iotg-5.15 (Ubuntu package)
linux-gcp-5.15 (Ubuntu package)
linux-intel-iot-realtime (Ubuntu package)
linux-intel-iotg (Ubuntu package)
linux-nvidia (Ubuntu package)
linux-raspi (Ubuntu package)
linux-aws-5.15 (Ubuntu package)
linux-azure-fips (Ubuntu package)
linux-azure (Ubuntu package)
linux-azure-5.15 (Ubuntu package)
kernel-devel-azure
kernel-azure-vdso
kernel-azure-vdso-debuginfo
kernel-azure
kernel-azure-optional
kernel-azure-extra
cluster-md-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
kernel-azure-debugsource
kernel-azure-devel
gfs2-kmp-azure-debuginfo
reiserfs-kmp-azure-debuginfo
ocfs2-kmp-azure
reiserfs-kmp-azure
dlm-kmp-azure-debuginfo
kernel-source-azure
kernel-azure-debuginfo
kselftests-kmp-azure-debuginfo
gfs2-kmp-azure
kernel-azure-optional-debuginfo
dlm-kmp-azure
kernel-syms-azure
cluster-md-kmp-azure
kernel-azure-devel-debuginfo
kselftests-kmp-azure
ocfs2-kmp-azure-debuginfo
kernel-source-rt
kernel-rt
kernel-rt_debug
reiserfs-kmp-rt-debuginfo
reiserfs-kmp-rt
gfs2-kmp-rt-debuginfo
kernel-devel-rt
kernel-rt_debug-devel
ocfs2-kmp-rt
dlm-kmp-rt-debuginfo
kernel-rt-vdso-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-syms-rt
gfs2-kmp-rt
kernel-rt-extra
kernel-rt-optional-debuginfo
kernel-rt-devel
kernel-rt-debugsource
dlm-kmp-rt
kernel-rt_debug-vdso-debuginfo
kernel-rt-livepatch-devel
kernel-rt_debug-vdso
kernel-rt_debug-debugsource
kernel-rt-debuginfo
kernel-rt-optional
kernel-rt-vdso
kernel-rt-devel-debuginfo
cluster-md-kmp-rt
kselftests-kmp-rt-debuginfo
kernel-rt_debug-debuginfo
kselftests-kmp-rt
kernel-rt-extra-debuginfo
kernel-rt_debug-devel-debuginfo
cluster-md-kmp-rt-debuginfo
dtb-apple
dtb-socionext
dtb-allwinner
dtb-amd
dtb-xilinx
dtb-altera
dtb-amlogic
dtb-apm
dtb-lg
dtb-arm
dtb-exynos
dtb-mediatek
dtb-broadcom
dtb-hisilicon
dtb-nvidia
dtb-freescale
dtb-rockchip
dtb-amazon
dtb-renesas
kernel-syms
kernel-obs-qa
dtb-aarch64
dtb-cavium
dtb-sprd
kernel-docs-html
dtb-qcom
kernel-docs
dtb-marvell
kernel-macros
kernel-source-vanilla
ocfs2-kmp-default
reiserfs-kmp-default
kernel-obs-build-debugsource
kernel-default-devel
kselftests-kmp-default-debuginfo
gfs2-kmp-default
kernel-default-optional
kernel-default-debuginfo
kernel-default-devel-debuginfo
kernel-default-livepatch
kernel-default-extra
cluster-md-kmp-default-debuginfo
dlm-kmp-default
gfs2-kmp-default-debuginfo
kernel-64kb-devel-debuginfo
kernel-default-extra-debuginfo
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-vdso-debuginfo
kernel-debug-vdso
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo
kernel-kvmsmall-vdso
kernel-default-vdso
kernel-debug-debuginfo
kernel-debug-debugsource
kernel-debug-devel
kernel-debug-devel-debuginfo
kernel-debug
kernel-64kb-debuginfo
reiserfs-kmp-64kb-debuginfo
reiserfs-kmp-64kb
ocfs2-kmp-64kb-debuginfo
kernel-default-optional-debuginfo
cluster-md-kmp-64kb-debuginfo
kernel-64kb-extra
kernel-64kb-debugsource
dlm-kmp-64kb
dlm-kmp-default-debuginfo
kselftests-kmp-64kb
kernel-64kb-devel
kernel-kvmsmall
kernel-zfcpdump
kernel-zfcpdump-debuginfo
kselftests-kmp-64kb-debuginfo
cluster-md-kmp-64kb
kernel-zfcpdump-debugsource
kernel-default
gfs2-kmp-64kb-debuginfo
kernel-64kb-optional
kernel-default-livepatch-devel
dlm-kmp-64kb-debuginfo
kernel-64kb-extra-debuginfo
gfs2-kmp-64kb
ocfs2-kmp-64kb
kernel-64kb-optional-debuginfo
kernel-64kb
kernel-default-debugsource
kernel-obs-build
reiserfs-kmp-default-debuginfo
ocfs2-kmp-default-debuginfo
kselftests-kmp-default
cluster-md-kmp-default
kernel-default-base-rebuild
kernel-default-base
kernel-extra-modules
linux-xilinx (Ubuntu package)
linux-aws-6.8 (Ubuntu package)
linux-azure-6.8 (Ubuntu package)
linux-realtime (Ubuntu package)
linux-aws (Ubuntu package)
linux-gcp (Ubuntu package)
linux-oem-6.17 (Ubuntu package)

Detailed vulnerability description

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

The vulnerability exists due to resource management error within the update_qos_request() function in drivers/cpufreq/intel_pstate.c. A local user can perform a denial of service (DoS) attack.


How to mitigate CVE-2025-40194

Install update from vendor's repository.

Sources