Buffer overflow in Linux kernel - CVE-2025-68347

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Main Vulnerability Database Vulnerabilities #VU120557

Buffer overflow in Linux kernel - CVE-2025-68347

Published: December 26, 2025


Vulnerability identifier: #VU120557
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-68347
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to memory corruption within the hwdep_read() function in sound/firewire/motu/motu-hwdep.c. A local user can escalate privileges on the system.


Affected software

Linux kernel
Debian Linux
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Desktop 15
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for Real Time for NFV
Anolis OS
Red Hat Enterprise Linux for x86_64
SUSE Linux Enterprise Live Patching
SUSE Real Time Module
Public Cloud Module
Basesystem Module
Development Tools Module
Legacy Module
openSUSE Leap
Ubuntu
kernel-livepatch-6_4_0-150600_23_84-default
kernel-livepatch-SLE15-SP6_Update_19-debugsource
kernel-livepatch-6_4_0-150600_23_84-default-debuginfo
kernel-livepatch-6_4_0-150700_7_28-rt
kernel-livepatch-SLE15-SP7-RT_Update_8-debugsource
kernel-livepatch-6_4_0-150700_7_28-rt-debuginfo
kernel-livepatch-6_4_0-150700_53_28-default
kernel-livepatch-SLE15-SP7_Update_8-debugsource
kernel-livepatch-6_4_0-150700_53_28-default-debuginfo
kernel (Red Hat package)
kernel-rt (Red Hat package)
kernel-debug-core
kernel-doc
bpftool
kernel
kernel-core
kernel-cross-headers
kernel-debug
kernel-abi-stablelists
kernel-debug-devel
kernel-debug-modules
kernel-debug-modules-extra
kernel-devel
kernel-headers
kernel-modules
kernel-modules-extra
kernel-tools
kernel-tools-libs
kernel-tools-libs-devel
perf
python3-perf
linux (Debian package)
reiserfs-kmp-64kb
kernel-zfcpdump-debuginfo
kselftests-kmp-64kb-debuginfo
dtb-apm
kernel-64kb-extra
kernel-64kb-debugsource
cluster-md-kmp-64kb
dtb-broadcom
dtb-lg
reiserfs-kmp-64kb-debuginfo
kselftests-kmp-64kb
kernel-64kb-devel
dtb-mediatek
dtb-arm
ocfs2-kmp-64kb
dtb-socionext
cluster-md-kmp-64kb-debuginfo
dtb-nvidia
dtb-amazon
dtb-altera
dtb-exynos
dtb-amlogic
dtb-aarch64
kernel-zfcpdump-debugsource
dtb-marvell
kernel-64kb-optional
kernel-docs
kernel-source
kernel-64kb
dtb-renesas
dtb-qcom
dtb-amd
dlm-kmp-64kb
kernel-64kb-debuginfo
kernel-64kb-extra-debuginfo
dtb-xilinx
kernel-64kb-devel-debuginfo
dtb-apple
dtb-sprd
gfs2-kmp-64kb
dtb-hisilicon
dtb-allwinner
dtb-rockchip
dtb-freescale
dtb-cavium
ocfs2-kmp-64kb-debuginfo
kernel-64kb-optional-debuginfo
gfs2-kmp-64kb-debuginfo
dlm-kmp-64kb-debuginfo
kernel-debug-vdso
kernel-default-devel-debuginfo
kselftests-kmp-default
ocfs2-kmp-default-debuginfo
kernel-syms
kernel-obs-build-debugsource
gfs2-kmp-default-debuginfo
kernel-default-debugsource
cluster-md-kmp-default
kernel-zfcpdump
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-devel
kernel-kvmsmall-debugsource
kernel-debug-vdso-debuginfo
kernel-default-vdso
kernel-default-vdso-debuginfo
kernel-kvmsmall-vdso
kernel-kvmsmall-vdso-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug-debuginfo
kernel-macros
kernel-default
kernel-kvmsmall
kernel-default-livepatch-devel
kernel-docs-html
kernel-source-vanilla
kernel-default-debuginfo
reiserfs-kmp-default-debuginfo
gfs2-kmp-default
kernel-default-livepatch
kernel-obs-qa
dlm-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-optional
kernel-default-devel
kernel-default-optional-debuginfo
reiserfs-kmp-default
dlm-kmp-default
kernel-default-extra
kernel-obs-build
kernel-default-extra-debuginfo
ocfs2-kmp-default
kselftests-kmp-default-debuginfo
kernel-default-base
kernel-default-base-rebuild
gfs2-kmp-rt
kernel-rt
kernel-source-rt
kernel-devel-rt
dlm-kmp-rt
kernel-rt-devel-debuginfo
kernel-rt-debugsource
gfs2-kmp-rt-debuginfo
kernel-syms-rt
cluster-md-kmp-rt
dlm-kmp-rt-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt-debuginfo
kernel-rt-devel
ocfs2-kmp-rt
cluster-md-kmp-rt-debuginfo
kernel-azure-debugsource
kernel-azure-debuginfo
kernel-source-azure
kernel-azure-devel
kernel-devel-azure
kernel-azure-devel-debuginfo
kernel-syms-azure
kernel-azure
linux (Ubuntu package)
linux-aws-fips (Ubuntu package)
linux-hwe-6.8 (Ubuntu package)
linux-nvidia-tegra (Ubuntu package)
linux-xilinx (Ubuntu package)
linux-oracle (Ubuntu package)
linux-nvidia (Ubuntu package)
linux-nvidia-lowlatency (Ubuntu package)
linux-gcp-6.8 (Ubuntu package)
linux-azure (Ubuntu package)
linux-azure-fips (Ubuntu package)
linux-raspi-realtime (Ubuntu package)
linux-realtime (Ubuntu package)
linux-gcp-6.17 (Ubuntu package)
linux-realtime-6.17 (Ubuntu package)
linux-raspi (Ubuntu package)
linux-oem-6.17 (Ubuntu package)

How to mitigate CVE-2025-68347

Install update from vendor's repository.

kernel-livepatch-6_4_0-150600_23_84-default - update to 1-150600.13.3.1
kernel-livepatch-SLE15-SP6_Update_19-debugsource - update to 1-150600.13.3.1
kernel-livepatch-6_4_0-150600_23_84-default-debuginfo - update to 1-150600.13.3.1
kernel-livepatch-6_4_0-150700_7_28-rt - update to 1-150700.1.3.1
kernel-livepatch-SLE15-SP7-RT_Update_8-debugsource - update to 1-150700.1.3.1
kernel-livepatch-6_4_0-150700_7_28-rt-debuginfo - update to 1-150700.1.3.1
kernel-livepatch-6_4_0-150700_53_28-default - update to 1-150700.15.3.1
kernel-livepatch-SLE15-SP7_Update_8-debugsource - update to 1-150700.15.3.1
kernel-livepatch-6_4_0-150700_53_28-default-debuginfo - update to 1-150700.15.3.1
kernel (Red Hat package) - update to 4.18.0-553.126.1.el8_10
kernel-rt (Red Hat package) - update to 4.18.0-553.126.1.rt7.467.el8_10
kernel-debug-core - update to 4.18.0-553.126.1.0.1
kernel-doc - update to 4.18.0-553.126.1.0.1
bpftool - update to 4.18.0-553.126.1.0.1
kernel - update to 4.18.0-553.126.1.0.1
kernel-core - update to 4.18.0-553.126.1.0.1
kernel-cross-headers - update to 4.18.0-553.126.1.0.1
kernel-debug - update to 4.18.0-553.126.1.0.1
kernel-abi-stablelists - update to 4.18.0-553.126.1.0.1
kernel-debug-devel - update to 4.18.0-553.126.1.0.1
kernel-debug-modules - update to 4.18.0-553.126.1.0.1
kernel-debug-modules-extra - update to 4.18.0-553.126.1.0.1
kernel-devel - update to 4.18.0-553.126.1.0.1
kernel-headers - update to 4.18.0-553.126.1.0.1
kernel-modules - update to 4.18.0-553.126.1.0.1
kernel-modules-extra - update to 4.18.0-553.126.1.0.1
kernel-tools - update to 4.18.0-553.126.1.0.1
kernel-tools-libs - update to 4.18.0-553.126.1.0.1
kernel-tools-libs-devel - update to 4.18.0-553.126.1.0.1
perf - update to 4.18.0-553.126.1.0.1
python3-perf - update to 4.18.0-553.126.1.0.1
linux (Debian package) - update to 6.1.162-1
reiserfs-kmp-64kb - update to 6.4.0-150600.23.84.1
kernel-zfcpdump-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kselftests-kmp-64kb-debuginfo - update to 6.4.0-150600.23.84.1
dtb-apm - update to 6.4.0-150600.23.84.1
kernel-64kb-extra - update to 6.4.0-150600.23.84.1
kernel-64kb-debugsource - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
cluster-md-kmp-64kb - update to 6.4.0-150600.23.84.1
dtb-broadcom - update to 6.4.0-150600.23.84.1
dtb-lg - update to 6.4.0-150600.23.84.1
reiserfs-kmp-64kb-debuginfo - update to 6.4.0-150600.23.84.1
kselftests-kmp-64kb - update to 6.4.0-150600.23.84.1
kernel-64kb-devel - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
dtb-mediatek - update to 6.4.0-150600.23.84.1
dtb-arm - update to 6.4.0-150600.23.84.1
ocfs2-kmp-64kb - update to 6.4.0-150600.23.84.1
dtb-socionext - update to 6.4.0-150600.23.84.1
cluster-md-kmp-64kb-debuginfo - update to 6.4.0-150600.23.84.1
dtb-nvidia - update to 6.4.0-150600.23.84.1
dtb-amazon - update to 6.4.0-150600.23.84.1
dtb-altera - update to 6.4.0-150600.23.84.1
dtb-exynos - update to 6.4.0-150600.23.84.1
dtb-amlogic - update to 6.4.0-150600.23.84.1
dtb-aarch64 - update to 6.4.0-150600.23.84.1
kernel-zfcpdump-debugsource - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
dtb-marvell - update to 6.4.0-150600.23.84.1
kernel-64kb-optional - update to 6.4.0-150600.23.84.1
kernel-docs - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-source - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-64kb - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
dtb-renesas - update to 6.4.0-150600.23.84.1
dtb-qcom - update to 6.4.0-150600.23.84.1
dtb-amd - update to 6.4.0-150600.23.84.1
dlm-kmp-64kb - update to 6.4.0-150600.23.84.1
kernel-64kb-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-64kb-extra-debuginfo - update to 6.4.0-150600.23.84.1
dtb-xilinx - update to 6.4.0-150600.23.84.1
kernel-64kb-devel-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
dtb-apple - update to 6.4.0-150600.23.84.1
dtb-sprd - update to 6.4.0-150600.23.84.1
gfs2-kmp-64kb - update to 6.4.0-150600.23.84.1
dtb-hisilicon - update to 6.4.0-150600.23.84.1
dtb-allwinner - update to 6.4.0-150600.23.84.1
dtb-rockchip - update to 6.4.0-150600.23.84.1
dtb-freescale - update to 6.4.0-150600.23.84.1
dtb-cavium - update to 6.4.0-150600.23.84.1
ocfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.84.1
kernel-64kb-optional-debuginfo - update to 6.4.0-150600.23.84.1
gfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.84.1
dlm-kmp-64kb-debuginfo - update to 6.4.0-150600.23.84.1
kernel-debug-vdso - update to 6.4.0-150600.23.84.1
kernel-default-devel-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kselftests-kmp-default - update to 6.4.0-150600.23.84.1
ocfs2-kmp-default-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-syms - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-obs-build-debugsource - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
gfs2-kmp-default-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-default-debugsource - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
cluster-md-kmp-default - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-zfcpdump - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-kvmsmall-debuginfo - update to 6.4.0-150600.23.84.1
kernel-kvmsmall-devel-debuginfo - update to 6.4.0-150600.23.84.1
kernel-kvmsmall-devel - update to 6.4.0-150600.23.84.1
kernel-kvmsmall-debugsource - update to 6.4.0-150600.23.84.1
kernel-debug-vdso-debuginfo - update to 6.4.0-150600.23.84.1
kernel-default-vdso - update to 6.4.0-150600.23.84.1
kernel-default-vdso-debuginfo - update to 6.4.0-150600.23.84.1
kernel-kvmsmall-vdso - update to 6.4.0-150600.23.84.1
kernel-kvmsmall-vdso-debuginfo - update to 6.4.0-150600.23.84.1
kernel-debug-devel-debuginfo - update to 6.4.0-150600.23.84.1
kernel-debug-debugsource - update to 6.4.0-150600.23.84.1
kernel-debug-debuginfo - update to 6.4.0-150600.23.84.1
kernel-debug-devel - update to 6.4.0-150600.23.84.1
kernel-debug - update to 6.4.0-150600.23.84.1
kernel-macros - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-default - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-kvmsmall - update to 6.4.0-150600.23.84.1
kernel-default-livepatch-devel - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-docs-html - update to 6.4.0-150600.23.84.1
kernel-devel - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-source-vanilla - update to 6.4.0-150600.23.84.1
kernel-default-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
reiserfs-kmp-default-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
gfs2-kmp-default - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-default-livepatch - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-obs-qa - update to 6.4.0-150600.23.84.1
dlm-kmp-default-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
cluster-md-kmp-default-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-default-optional - update to 6.4.0-150600.23.84.1
kernel-default-devel - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-default-optional-debuginfo - update to 6.4.0-150600.23.84.1
reiserfs-kmp-default - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
dlm-kmp-default - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-default-extra - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-obs-build - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kernel-default-extra-debuginfo - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
ocfs2-kmp-default - addressed in versions 6.4.0-150600.23.84.1, 6.4.0-150700.53.28.1
kselftests-kmp-default-debuginfo - update to 6.4.0-150600.23.84.1
kernel-default-base - addressed in versions 6.4.0-150600.23.84.1.150600.12.38.1, 6.4.0-150700.53.28.1.150700.17.19.1
kernel-default-base-rebuild - update to 6.4.0-150600.23.84.1.150600.12.38.1
gfs2-kmp-rt - update to 6.4.0-150700.7.28.1
kernel-rt - update to 6.4.0-150700.7.28.1
kernel-source-rt - update to 6.4.0-150700.7.28.1
kernel-devel-rt - update to 6.4.0-150700.7.28.1
dlm-kmp-rt - update to 6.4.0-150700.7.28.1
kernel-rt-devel-debuginfo - update to 6.4.0-150700.7.28.1
kernel-rt-debugsource - update to 6.4.0-150700.7.28.1
gfs2-kmp-rt-debuginfo - update to 6.4.0-150700.7.28.1
kernel-syms-rt - update to 6.4.0-150700.7.28.1
cluster-md-kmp-rt - update to 6.4.0-150700.7.28.1
dlm-kmp-rt-debuginfo - update to 6.4.0-150700.7.28.1
ocfs2-kmp-rt-debuginfo - update to 6.4.0-150700.7.28.1
kernel-rt-debuginfo - update to 6.4.0-150700.7.28.1
kernel-rt-devel - update to 6.4.0-150700.7.28.1
ocfs2-kmp-rt - update to 6.4.0-150700.7.28.1
cluster-md-kmp-rt-debuginfo - update to 6.4.0-150700.7.28.1
kernel-azure-debugsource - update to 6.4.0-150700.20.24.1
kernel-azure-debuginfo - update to 6.4.0-150700.20.24.1
kernel-source-azure - update to 6.4.0-150700.20.24.1
kernel-azure-devel - update to 6.4.0-150700.20.24.1
kernel-devel-azure - update to 6.4.0-150700.20.24.1
kernel-azure-devel-debuginfo - update to 6.4.0-150700.20.24.1
kernel-syms-azure - update to 6.4.0-150700.20.24.1
kernel-azure - update to 6.4.0-150700.20.24.1
linux (Ubuntu package) - addressed in versions 6.8.0-110.110, 6.8.0-110.110.1, 6.8.0-110.110.1~22.04.1, 6.8.0-1037.40, 6.8.0-1050.56, 6.8.0-1051.51, 6.8.0-1052.55~22.04.1, 6.8.0-1054.57, 6.17.0-19.19, 6.17.0-19.19~24.04.2, 6.17.0-1009.9, 6.17.0-1009.9~24.04.1, 6.17.0-1009.9~24.04.2
linux-aws-fips (Ubuntu package) - addressed in versions 6.8.0-110.110+fips2, 6.8.0-1052.55+fips1, 6.8.0-1054.57+fips1
linux-hwe-6.8 (Ubuntu package) - addressed in versions 6.8.0-110.110~22.04.1, 6.8.0-1051.51~22.04.1, 6.8.0-1052.56
linux-nvidia-tegra (Ubuntu package) - update to 6.8.0-1022.22
linux-xilinx (Ubuntu package) - update to 6.8.0-1029.30
linux-oracle (Ubuntu package) - addressed in versions 6.8.0-1049.50, 6.8.0-1049.50~22.04.1
linux-nvidia (Ubuntu package) - addressed in versions 6.8.0-1051.54, 6.8.0-1051.54~22.04.1
linux-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1051.54.1
linux-gcp-6.8 (Ubuntu package) - update to 6.8.0-1054.57~22.04.1
linux-azure (Ubuntu package) - addressed in versions 6.8.0-1054.60, 6.17.0-1010.10, 6.17.0-1010.10~24.04.1
linux-azure-fips (Ubuntu package) - update to 6.8.0-1054.60+fips1
linux-raspi-realtime (Ubuntu package) - update to 6.8.0-2042.43
linux-realtime (Ubuntu package) - update to 6.8.1-1047.48
linux-gcp-6.17 (Ubuntu package) - addressed in versions 6.17.0-1008.9, 6.17.0-1009.9~24.04.3
linux-realtime-6.17 (Ubuntu package) - update to 6.17.0-1008.9~24.04.1
linux-raspi (Ubuntu package) - update to 6.17.0-1010.10
linux-oem-6.17 (Ubuntu package) - update to 6.17.0-1017.17

External References

Related Security Bulletins