Improper locking in Linux kernel - CVE-2025-38104

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Main Vulnerability Database Vulnerabilities #VU107733

Improper locking in Linux kernel - CVE-2025-38104

Published: April 22, 2025 / Updated: May 10, 2025


Vulnerability identifier: #VU107733
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-2025-38104
CWE-ID: CWE-667
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to improper locking within the amdgpu_virt_rlcg_reg_rw() function in drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c, within the amdgpu_device_init() function in drivers/gpu/drm/amd/amdgpu/amdgpu_device.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
Debian Linux
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Micro
SUSE Linux Micro Extras
Confidential Computing Module
SUSE Linux Enterprise Live Patching
Legacy Module
Development Tools Module
Basesystem Module
Public Cloud Module
SUSE Real Time Module
openSUSE Leap
Ubuntu
kernel-livepatch-SLE15-SP6-RT_Update_11-debugsource
kernel-livepatch-6_4_0-150600_10_39-rt-debuginfo
kernel-livepatch-6_4_0-150600_10_39-rt
kernel-livepatch-6_4_0-150600_23_53-default
kernel-livepatch-SLE15-SP6_Update_12-debugsource
kernel-livepatch-6_4_0-150600_23_53-default-debuginfo
linux (Debian package)
kernel-rt-devel
kernel-source-rt
kernel-devel-rt
kernel-rt
kernel-rt-livepatch
kernel-rt-debuginfo
kernel-rt-debugsource
kernel-rt-devel-debuginfo
kernel-syms-coco
kernel-coco
kernel-coco_debug
kernel-coco_debug-devel
kernel-coco-devel
kernel-coco_debug-debuginfo
kernel-coco_debug-devel-debuginfo
kernel-coco-debuginfo
reiserfs-kmp-coco-debuginfo
kernel-coco-vdso-debuginfo
kernel-coco-debugsource
reiserfs-kmp-coco
kernel-source-coco
kernel-devel-coco
kernel-coco_debug-debugsource
reiserfs-kmp-azure
cluster-md-kmp-azure-debuginfo
cluster-md-kmp-azure
kernel-syms-azure
kernel-azure-extra
kernel-azure-debuginfo
kernel-azure-debugsource
dlm-kmp-azure-debuginfo
kernel-azure-optional
kernel-azure-devel-debuginfo
kernel-azure-optional-debuginfo
kernel-azure-devel
gfs2-kmp-azure
ocfs2-kmp-azure
ocfs2-kmp-azure-debuginfo
gfs2-kmp-azure-debuginfo
kselftests-kmp-azure
reiserfs-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
kselftests-kmp-azure-debuginfo
dlm-kmp-azure
kernel-azure
kernel-azure-vdso-debuginfo
kernel-azure-vdso
kernel-source-azure
kernel-devel-azure
cluster-md-kmp-rt-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt-vdso
kernel-rt-extra
cluster-md-kmp-rt
dlm-kmp-rt-debuginfo
kernel-rt-vdso-debuginfo
kernel-rt-optional-debuginfo
reiserfs-kmp-rt-debuginfo
reiserfs-kmp-rt
gfs2-kmp-rt
kernel-rt_debug-vdso-debuginfo
kernel-rt_debug
ocfs2-kmp-rt-debuginfo
kselftests-kmp-rt-debuginfo
kernel-rt-livepatch-devel
kernel-rt_debug-devel
kernel-rt-extra-debuginfo
kernel-syms-rt
kernel-rt_debug-debuginfo
kernel-rt_debug-vdso
kernel-rt_debug-devel-debuginfo
ocfs2-kmp-rt
kernel-rt-optional
dlm-kmp-rt
kernel-rt_debug-debugsource
kselftests-kmp-rt
reiserfs-kmp-64kb
dtb-exynos
dtb-altera
gfs2-kmp-64kb-debuginfo
dtb-amazon
gfs2-kmp-64kb
dtb-marvell
kselftests-kmp-64kb-debuginfo
kselftests-kmp-64kb
dtb-hisilicon
dlm-kmp-64kb
kernel-default-extra
kernel-64kb-optional
kernel-64kb-extra
kernel-64kb-debugsource
dtb-xilinx
ocfs2-kmp-64kb
dtb-nvidia
dtb-mediatek
kernel-64kb-devel
kernel-64kb
dtb-socionext
dtb-arm
dtb-lg
dtb-amlogic
dtb-apple
dtb-broadcom
ocfs2-kmp-64kb-debuginfo
dtb-rockchip
kernel-64kb-optional-debuginfo
dtb-renesas
dtb-apm
dlm-kmp-64kb-debuginfo
dtb-sprd
dtb-cavium
kernel-64kb-extra-debuginfo
kernel-64kb-devel-debuginfo
cluster-md-kmp-64kb-debuginfo
dtb-freescale
reiserfs-kmp-64kb-debuginfo
dtb-allwinner
dtb-amd
kernel-kvmsmall-vdso-debuginfo
cluster-md-kmp-default-debuginfo
ocfs2-kmp-default-debuginfo
kernel-syms
kernel-default-optional-debuginfo
reiserfs-kmp-default
kernel-kvmsmall-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kernel-debug-vdso-debuginfo
dtb-qcom
kernel-debug-vdso
kernel-default-vdso-debuginfo
kernel-64kb-debuginfo
kernel-kvmsmall-vdso
kernel-default-vdso
kernel-debug-devel
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug-debuginfo
kernel-debug
kernel-source
kernel-devel
kernel-macros
kernel-source-vanilla
kernel-docs-html
kernel-docs
dlm-kmp-default-debuginfo
cluster-md-kmp-64kb
dtb-aarch64
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall
kernel-default-livepatch-devel
kernel-default
kernel-default-devel
kernel-obs-build
kernel-default-optional
kernel-default-debuginfo
kselftests-kmp-default
kernel-obs-build-debugsource
kernel-default-livepatch
kernel-obs-qa
gfs2-kmp-default-debuginfo
kernel-default-extra-debuginfo
kselftests-kmp-default-debuginfo
kernel-default-devel-debuginfo
cluster-md-kmp-default
gfs2-kmp-default
ocfs2-kmp-default
reiserfs-kmp-default-debuginfo
dlm-kmp-default
kernel-default-debugsource
kernel-default-base
kernel-default-base-rebuild
linux (Ubuntu package)
linux-aws-fips (Ubuntu package)
linux-lowlatency (Ubuntu package)
linux-hwe-6.8 (Ubuntu package)
linux-xilinx (Ubuntu package)
linux-aws (Ubuntu package)
linux-gcp (Ubuntu package)
linux-ibm (Ubuntu package)
linux-nvidia-lowlatency (Ubuntu package)
linux-azure (Ubuntu package)
linux-azure-fips (Ubuntu package)
linux-gcp-fips (Ubuntu package)
linux-gcp-6.8 (Ubuntu package)
linux-azure-6.8 (Ubuntu package)
linux-raspi-realtime (Ubuntu package)
linux-realtime-6.8 (Ubuntu package)

How to mitigate CVE-2025-38104

Install update from vendor's website.

Linux kernel - addressed in versions 6.13.11, 6.14.2
kernel-livepatch-SLE15-SP6-RT_Update_11-debugsource - update to 1-150600.1.3.2
kernel-livepatch-6_4_0-150600_10_39-rt-debuginfo - update to 1-150600.1.3.2
kernel-livepatch-6_4_0-150600_10_39-rt - update to 1-150600.1.3.2
kernel-livepatch-6_4_0-150600_23_53-default - update to 1-150600.13.3.1
kernel-livepatch-SLE15-SP6_Update_12-debugsource - update to 1-150600.13.3.1
kernel-livepatch-6_4_0-150600_23_53-default-debuginfo - update to 1-150600.13.3.1
linux (Debian package) - addressed in versions 6.1.162-1, 6.12.41-1
kernel-rt-devel - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-source-rt - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-devel-rt - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt-livepatch - update to 6.4.0-33.1
kernel-rt-debuginfo - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt-debugsource - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-rt-devel-debuginfo - addressed in versions 6.4.0-33.1, 6.4.0-150600.10.39.1
kernel-syms-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-devel - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-devel - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-devel-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
reiserfs-kmp-coco-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-vdso-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-debugsource - update to 6.4.0-15061.28.coco15sp6.1
reiserfs-kmp-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-source-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-devel-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-debugsource - update to 6.4.0-15061.28.coco15sp6.1
reiserfs-kmp-azure - update to 6.4.0-150600.8.40.1
cluster-md-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
cluster-md-kmp-azure - update to 6.4.0-150600.8.40.1
kernel-syms-azure - update to 6.4.0-150600.8.40.1
kernel-azure-extra - update to 6.4.0-150600.8.40.1
kernel-azure-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-debugsource - update to 6.4.0-150600.8.40.1
dlm-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-optional - update to 6.4.0-150600.8.40.1
kernel-azure-devel-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-optional-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-devel - update to 6.4.0-150600.8.40.1
gfs2-kmp-azure - update to 6.4.0-150600.8.40.1
ocfs2-kmp-azure - update to 6.4.0-150600.8.40.1
ocfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
gfs2-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
kselftests-kmp-azure - update to 6.4.0-150600.8.40.1
reiserfs-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-extra-debuginfo - update to 6.4.0-150600.8.40.1
kselftests-kmp-azure-debuginfo - update to 6.4.0-150600.8.40.1
dlm-kmp-azure - update to 6.4.0-150600.8.40.1
kernel-azure - update to 6.4.0-150600.8.40.1
kernel-azure-vdso-debuginfo - update to 6.4.0-150600.8.40.1
kernel-azure-vdso - update to 6.4.0-150600.8.40.1
kernel-source-azure - update to 6.4.0-150600.8.40.1
kernel-devel-azure - update to 6.4.0-150600.8.40.1
cluster-md-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
gfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt-vdso - update to 6.4.0-150600.10.39.1
kernel-rt-extra - update to 6.4.0-150600.10.39.1
cluster-md-kmp-rt - update to 6.4.0-150600.10.39.1
dlm-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt-vdso-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt-optional-debuginfo - update to 6.4.0-150600.10.39.1
reiserfs-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
reiserfs-kmp-rt - update to 6.4.0-150600.10.39.1
gfs2-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt_debug-vdso-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt_debug - update to 6.4.0-150600.10.39.1
ocfs2-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
kselftests-kmp-rt-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt-livepatch-devel - update to 6.4.0-150600.10.39.1
kernel-rt_debug-devel - update to 6.4.0-150600.10.39.1
kernel-rt-extra-debuginfo - update to 6.4.0-150600.10.39.1
kernel-syms-rt - update to 6.4.0-150600.10.39.1
kernel-rt_debug-debuginfo - update to 6.4.0-150600.10.39.1
kernel-rt_debug-vdso - update to 6.4.0-150600.10.39.1
kernel-rt_debug-devel-debuginfo - update to 6.4.0-150600.10.39.1
ocfs2-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt-optional - update to 6.4.0-150600.10.39.1
dlm-kmp-rt - update to 6.4.0-150600.10.39.1
kernel-rt_debug-debugsource - update to 6.4.0-150600.10.39.1
kselftests-kmp-rt - update to 6.4.0-150600.10.39.1
reiserfs-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-exynos - update to 6.4.0-150600.23.53.1
dtb-altera - update to 6.4.0-150600.23.53.1
gfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-amazon - update to 6.4.0-150600.23.53.1
gfs2-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-marvell - update to 6.4.0-150600.23.53.1
kselftests-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
kselftests-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-hisilicon - update to 6.4.0-150600.23.53.1
dlm-kmp-64kb - update to 6.4.0-150600.23.53.1
kernel-default-extra - update to 6.4.0-150600.23.53.1
kernel-64kb-optional - update to 6.4.0-150600.23.53.1
kernel-64kb-extra - update to 6.4.0-150600.23.53.1
kernel-64kb-debugsource - update to 6.4.0-150600.23.53.1
dtb-xilinx - update to 6.4.0-150600.23.53.1
ocfs2-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-nvidia - update to 6.4.0-150600.23.53.1
dtb-mediatek - update to 6.4.0-150600.23.53.1
kernel-64kb-devel - update to 6.4.0-150600.23.53.1
kernel-64kb - update to 6.4.0-150600.23.53.1
dtb-socionext - update to 6.4.0-150600.23.53.1
dtb-arm - update to 6.4.0-150600.23.53.1
dtb-lg - update to 6.4.0-150600.23.53.1
dtb-amlogic - update to 6.4.0-150600.23.53.1
dtb-apple - update to 6.4.0-150600.23.53.1
dtb-broadcom - update to 6.4.0-150600.23.53.1
ocfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-rockchip - update to 6.4.0-150600.23.53.1
kernel-64kb-optional-debuginfo - update to 6.4.0-150600.23.53.1
dtb-renesas - update to 6.4.0-150600.23.53.1
dtb-apm - update to 6.4.0-150600.23.53.1
dlm-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-sprd - update to 6.4.0-150600.23.53.1
dtb-cavium - update to 6.4.0-150600.23.53.1
kernel-64kb-extra-debuginfo - update to 6.4.0-150600.23.53.1
kernel-64kb-devel-debuginfo - update to 6.4.0-150600.23.53.1
cluster-md-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-freescale - update to 6.4.0-150600.23.53.1
reiserfs-kmp-64kb-debuginfo - update to 6.4.0-150600.23.53.1
dtb-allwinner - update to 6.4.0-150600.23.53.1
dtb-amd - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-vdso-debuginfo - update to 6.4.0-150600.23.53.1
cluster-md-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
ocfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
kernel-syms - update to 6.4.0-150600.23.53.1
kernel-default-optional-debuginfo - update to 6.4.0-150600.23.53.1
reiserfs-kmp-default - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-devel - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-devel-debuginfo - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-debugsource - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-debuginfo - update to 6.4.0-150600.23.53.1
kernel-debug-vdso-debuginfo - update to 6.4.0-150600.23.53.1
dtb-qcom - update to 6.4.0-150600.23.53.1
kernel-debug-vdso - update to 6.4.0-150600.23.53.1
kernel-default-vdso-debuginfo - update to 6.4.0-150600.23.53.1
kernel-64kb-debuginfo - update to 6.4.0-150600.23.53.1
kernel-kvmsmall-vdso - update to 6.4.0-150600.23.53.1
kernel-default-vdso - update to 6.4.0-150600.23.53.1
kernel-debug-devel - update to 6.4.0-150600.23.53.1
kernel-debug-devel-debuginfo - update to 6.4.0-150600.23.53.1
kernel-debug-debugsource - update to 6.4.0-150600.23.53.1
kernel-debug-debuginfo - update to 6.4.0-150600.23.53.1
kernel-debug - update to 6.4.0-150600.23.53.1
kernel-source - update to 6.4.0-150600.23.53.1
kernel-devel - update to 6.4.0-150600.23.53.1
kernel-macros - update to 6.4.0-150600.23.53.1
kernel-source-vanilla - update to 6.4.0-150600.23.53.1
kernel-docs-html - update to 6.4.0-150600.23.53.1
kernel-docs - update to 6.4.0-150600.23.53.1
dlm-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
cluster-md-kmp-64kb - update to 6.4.0-150600.23.53.1
dtb-aarch64 - update to 6.4.0-150600.23.53.1
kernel-zfcpdump-debugsource - update to 6.4.0-150600.23.53.1
kernel-zfcpdump-debuginfo - update to 6.4.0-150600.23.53.1
kernel-zfcpdump - update to 6.4.0-150600.23.53.1
kernel-kvmsmall - update to 6.4.0-150600.23.53.1
kernel-default-livepatch-devel - update to 6.4.0-150600.23.53.1
kernel-default - update to 6.4.0-150600.23.53.1
kernel-default-devel - update to 6.4.0-150600.23.53.1
kernel-obs-build - update to 6.4.0-150600.23.53.1
kernel-default-optional - update to 6.4.0-150600.23.53.1
kernel-default-debuginfo - update to 6.4.0-150600.23.53.1
kselftests-kmp-default - update to 6.4.0-150600.23.53.1
kernel-obs-build-debugsource - update to 6.4.0-150600.23.53.1
kernel-default-livepatch - update to 6.4.0-150600.23.53.1
kernel-obs-qa - update to 6.4.0-150600.23.53.1
gfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
kernel-default-extra-debuginfo - update to 6.4.0-150600.23.53.1
kselftests-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
kernel-default-devel-debuginfo - update to 6.4.0-150600.23.53.1
cluster-md-kmp-default - update to 6.4.0-150600.23.53.1
gfs2-kmp-default - update to 6.4.0-150600.23.53.1
ocfs2-kmp-default - update to 6.4.0-150600.23.53.1
reiserfs-kmp-default-debuginfo - update to 6.4.0-150600.23.53.1
dlm-kmp-default - update to 6.4.0-150600.23.53.1
kernel-default-debugsource - update to 6.4.0-150600.23.53.1
kernel-default-base - update to 6.4.0-150600.23.53.1.150600.12.24.1
kernel-default-base-rebuild - update to 6.4.0-150600.23.53.1.150600.12.24.1
linux (Ubuntu package) - addressed in versions 6.8.0-100.100, 6.8.0-1047.51, 6.14.0-22.22, 6.14.0-1004.4, 6.14.0-1007.7, 6.14.0-1008.8
linux-aws-fips (Ubuntu package) - addressed in versions 6.8.0-100.100+fips1, 6.8.0-1046.49+fips1
linux-lowlatency (Ubuntu package) - update to 6.8.0-100.100.1
linux-hwe-6.8 (Ubuntu package) - addressed in versions 6.8.0-100.100.1~22.04.1, 6.8.0-100.100~22.04.1
linux-xilinx (Ubuntu package) - addressed in versions 6.8.0-1023.24, 6.8.0.1023.24
linux-aws (Ubuntu package) - addressed in versions 6.8.0-1030.33, 6.8.0-1043.44, 6.8.0-1043.44~22.04.1, 6.8.0-1046.49~22.04.1, 6.14.0-1007.7, 6.14.0-1007.7+1
linux-gcp (Ubuntu package) - addressed in versions 6.8.0-1043.48, 6.8.0-1047.50~22.04.2
linux-ibm (Ubuntu package) - addressed in versions 6.8.0-1044.44, 6.8.0-1044.44~22.04.1
linux-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1046.49.1
linux-azure (Ubuntu package) - addressed in versions 6.8.0-1046.52, 6.14.0-1007.7
linux-azure-fips (Ubuntu package) - update to 6.8.0-1046.52+fips1
linux-gcp-fips (Ubuntu package) - update to 6.8.0-1047.50+fips1
linux-gcp-6.8 (Ubuntu package) - update to 6.8.0-1047.50~22.04.2
linux-azure-6.8 (Ubuntu package) - update to 6.8.0-1051.57~22.04.1
linux-raspi-realtime (Ubuntu package) - addressed in versions 6.8.0-2037.38, 6.8.1-1041.42
linux-realtime-6.8 (Ubuntu package) - update to 6.8.1-1041.42~22.04.1

External References

Related Security Bulletins