Buffer overflow in Linux kernel - CVE-2025-37923

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Main Vulnerability Database Vulnerabilities #VU109575

Buffer overflow in Linux kernel - CVE-2025-37923

Published: May 21, 2025 / Updated: May 21, 2025


Vulnerability identifier: #VU109575
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-2025-37923
CWE-ID: CWE-119
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 memory corruption within the tracing_splice_read_pipe() function in kernel/trace/trace.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
Debian Linux
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Live Patching
Legacy Module
Development Tools Module
Confidential Computing Module
Basesystem Module
openSUSE Leap
Ubuntu
openEuler
Anolis OS
linux (Ubuntu package)
linux-kvm (Ubuntu package)
linux-gcp (Ubuntu package)
linux-aws (Ubuntu package)
linux-azure (Ubuntu package)
linux-raspi (Ubuntu package)
linux-oracle (Ubuntu package)
linux-lowlatency (Ubuntu package)
linux-gke (Ubuntu package)
linux-aws-5.15 (Ubuntu package)
linux-lowlatency-hwe-5.15 (Ubuntu package)
linux-hwe-5.15 (Ubuntu package)
linux-fips (Ubuntu package)
linux-azure-5.15 (Ubuntu package)
linux-intel-iotg (Ubuntu package)
linux-nvidia (Ubuntu package)
linux-nvidia-tegra-igx (Ubuntu package)
linux-ibm-5.15 (Ubuntu package)
linux-gkeop (Ubuntu package)
linux-realtime (Ubuntu package)
linux-nvidia-tegra (Ubuntu package)
linux-ibm (Ubuntu package)
linux-oracle-5.15 (Ubuntu package)
linux-gcp-5.15 (Ubuntu package)
linux-nvidia-tegra-5.15 (Ubuntu package)
linux-xilinx-zynqmp (Ubuntu package)
linux-intel-iot-realtime (Ubuntu package)
linux-gcp-fips (Ubuntu package)
linux-aws-fips (Ubuntu package)
linux-azure-fips (Ubuntu package)
linux-oem-6.14 (Ubuntu package)
linux-aws-6.14 (Ubuntu package)
kernel-livepatch-6_4_0-150600_23_60-default
kernel-livepatch-SLE15-SP6_Update_13-debugsource
kernel-livepatch-6_4_0-150600_23_60-default-debuginfo
kernel
kernel-debuginfo
kernel-debugsource
kernel-devel
kernel-headers
kernel-source
kernel-tools
kernel-tools-devel
perf
perf-debuginfo
python3-perf
python3-perf-debuginfo
kernel-tools-debuginfo
bpftool-debuginfo
bpftool
kernel-source-coco
kernel-syms-coco
kernel-coco_debug-debugsource
kernel-devel-coco
kernel-coco
kernel-coco-vdso-debuginfo
reiserfs-kmp-coco
kernel-coco-debugsource
reiserfs-kmp-coco-debuginfo
kernel-coco-debuginfo
kernel-coco_debug-devel-debuginfo
kernel-coco_debug-debuginfo
kernel-coco-devel
kernel-coco_debug-devel
kernel-coco_debug
kernel-obs-qa
dtb-amazon
dtb-qcom
dtb-xilinx
kernel-docs
kernel-docs-html
kernel-obs-build
kernel-obs-build-debugsource
dtb-rockchip
dtb-aarch64
dtb-amd
dtb-arm
dtb-apple
dtb-lg
dtb-altera
dtb-exynos
dtb-amlogic
dtb-sprd
dtb-cavium
dtb-broadcom
dtb-nvidia
dtb-mediatek
dtb-renesas
dtb-marvell
dtb-apm
dtb-freescale
dtb-allwinner
dtb-socionext
dtb-hisilicon
kernel-syms
kernel-64kb-extra
cluster-md-kmp-64kb-debuginfo
cluster-md-kmp-64kb
kselftests-kmp-64kb-debuginfo
kernel-64kb-optional
kernel-64kb-debugsource
dlm-kmp-64kb
gfs2-kmp-64kb-debuginfo
ocfs2-kmp-64kb-debuginfo
kernel-64kb-extra-debuginfo
reiserfs-kmp-64kb
dlm-kmp-64kb-debuginfo
kernel-64kb-debuginfo
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall
ocfs2-kmp-64kb
kernel-debug-debugsource
kselftests-kmp-64kb
gfs2-kmp-64kb
kernel-macros
kernel-64kb-devel
kernel-source-vanilla
kernel-debug
kernel-debug-devel-debuginfo
kernel-debug-devel
kernel-debug-debuginfo
kernel-64kb-devel-debuginfo
kernel-64kb
kernel-debug-vdso
kernel-64kb-optional-debuginfo
kernel-kvmsmall-vdso-debuginfo
kernel-kvmsmall-vdso
kernel-debug-vdso-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel
reiserfs-kmp-64kb-debuginfo
kernel-default-livepatch-devel
kernel-default-debugsource
kernel-default-extra-debuginfo
kernel-default-vdso
kernel-default-vdso-debuginfo
dlm-kmp-default-debuginfo
reiserfs-kmp-default
kselftests-kmp-default-debuginfo
gfs2-kmp-default
ocfs2-kmp-default
kernel-default-debuginfo
cluster-md-kmp-default
kernel-default-optional
kernel-default-devel
dlm-kmp-default
kernel-default-optional-debuginfo
cluster-md-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
kselftests-kmp-default
reiserfs-kmp-default-debuginfo
ocfs2-kmp-default-debuginfo
kernel-default-livepatch
kernel-default-extra
kernel-default-devel-debuginfo
kernel-default
kernel-default-base
kernel-default-base-rebuild
kernel-tools-libs
kernel-tools-libs-devel
kernel-64k
kernel-64k-debug
kernel-64k-debug-devel
kernel-64k-devel
linux-intel-iotg-5.15 (Ubuntu package)
linux (Debian package)
linux-hwe-6.8 (Ubuntu package)
linux-xilinx (Ubuntu package)
linux-nvidia-lowlatency (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)
PowerSwitch Z9864F-ON

How to mitigate CVE-2025-37923

Install update from vendor's website.

Linux kernel - addressed in versions 5.15.182, 6.1.138, 6.6.90, 6.12.28, 6.14.6
linux (Ubuntu package) - addressed in versions 5.15.0-144.157, 6.8.0-100.100, 6.8.0-1047.51, 6.14.0-24.24
linux-kvm (Ubuntu package) - update to 5.15.0-1084.89
linux-gcp (Ubuntu package) - addressed in versions 5.15.0-1087.96, 6.8.0-1043.48, 6.8.0-1047.50~22.04.2, 6.14.0-1011.11
linux-aws (Ubuntu package) - addressed in versions 5.15.0-1088.95, 6.8.0-1030.33, 6.8.0-1043.44~22.04.1, 6.8.0-1043.44, 6.8.0-1046.49~22.04.1, 6.14.0-1009.9
linux-azure (Ubuntu package) - addressed in versions 5.15.0-1094.103, 6.8.0-1046.52, 6.14.0-1010.10
linux-raspi (Ubuntu package) - addressed in versions 5.15.0-1083.86, 6.14.0-1009.9
linux-oracle (Ubuntu package) - addressed in versions 5.15.0-1085.91, 6.14.0-1009.9
linux-lowlatency (Ubuntu package) - addressed in versions 5.15.0-144.157, 6.8.0-100.100.1
linux-gke (Ubuntu package) - update to 5.15.0-1085.91
linux-aws-5.15 (Ubuntu package) - update to 5.15.0-1088.95~20.04.1
linux-lowlatency-hwe-5.15 (Ubuntu package) - update to 5.15.0-144.157~20.04.1
linux-hwe-5.15 (Ubuntu package) - update to 5.15.0-144.157~20.04.1
linux-fips (Ubuntu package) - update to 5.15.0-144.157+fips1
linux-azure-5.15 (Ubuntu package) - update to 5.15.0-1094.103~20.04.1
linux-intel-iotg (Ubuntu package) - update to 5.15.0-1083.89
linux-nvidia (Ubuntu package) - update to 5.15.0-1082.83
linux-nvidia-tegra-igx (Ubuntu package) - update to 5.15.0-1030.30
linux-ibm-5.15 (Ubuntu package) - update to 5.15.0-1080.83~20.04.1
linux-gkeop (Ubuntu package) - update to 5.15.0-1070.78
linux-realtime (Ubuntu package) - addressed in versions 5.15.0-1088.97, 6.14.0-1006.6
linux-nvidia-tegra (Ubuntu package) - update to 5.15.0-1041.41
linux-ibm (Ubuntu package) - addressed in versions 5.15.0-1080.83, 6.8.0-1044.44~22.04.1, 6.8.0-1044.44
linux-oracle-5.15 (Ubuntu package) - update to 5.15.0-1085.91~20.04.3
linux-gcp-5.15 (Ubuntu package) - update to 5.15.0-1087.96~20.04.2
linux-nvidia-tegra-5.15 (Ubuntu package) - update to 5.15.0-1041.41~20.04.1
linux-xilinx-zynqmp (Ubuntu package) - update to 5.15.0-1052.56
linux-intel-iot-realtime (Ubuntu package) - update to 5.15.0-1081.83
linux-gcp-fips (Ubuntu package) - addressed in versions 5.15.0-1087.96+fips1, 6.8.0-1047.50+fips1
linux-aws-fips (Ubuntu package) - addressed in versions 5.15.0-1088.95+fips1, 6.8.0-100.100+fips1, 6.8.0-1046.49+fips1
linux-azure-fips (Ubuntu package) - addressed in versions 5.15.0-1094.103+fips1, 6.8.0-1046.52+fips1
linux-oem-6.14 (Ubuntu package) - update to 6.14.0-1007.7
linux-aws-6.14 (Ubuntu package) - update to 6.14.0-1009.9~24.04.1
kernel-livepatch-6_4_0-150600_23_60-default - update to 1-150600.13.6.4
kernel-livepatch-SLE15-SP6_Update_13-debugsource - update to 1-150600.13.6.4
kernel-livepatch-6_4_0-150600_23_60-default-debuginfo - update to 1-150600.13.6.4
kernel - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-debuginfo - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-debugsource - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-devel - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-headers - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-source - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-tools - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-tools-devel - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
perf - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
perf-debuginfo - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
python3-perf - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
python3-perf-debuginfo - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-tools-debuginfo - addressed in versions 5.10.0-267.0.0.169, 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
bpftool-debuginfo - addressed in versions 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
bpftool - addressed in versions 5.10.0-267.0.0.170, 6.6.0-96.0.0.89, 6.6.0-96.0.0.100
kernel-source-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-syms-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-debugsource - update to 6.4.0-15061.28.coco15sp6.1
kernel-devel-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-vdso-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
reiserfs-kmp-coco - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-debugsource - update to 6.4.0-15061.28.coco15sp6.1
reiserfs-kmp-coco-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-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_debug-debuginfo - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco-devel - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug-devel - update to 6.4.0-15061.28.coco15sp6.1
kernel-coco_debug - update to 6.4.0-15061.28.coco15sp6.1
kernel-obs-qa - update to 6.4.0-150600.23.60.2
dtb-amazon - update to 6.4.0-150600.23.60.3
dtb-qcom - update to 6.4.0-150600.23.60.3
dtb-xilinx - update to 6.4.0-150600.23.60.3
kernel-docs - update to 6.4.0-150600.23.60.3
kernel-docs-html - update to 6.4.0-150600.23.60.3
kernel-obs-build - update to 6.4.0-150600.23.60.3
kernel-obs-build-debugsource - update to 6.4.0-150600.23.60.3
dtb-rockchip - update to 6.4.0-150600.23.60.3
dtb-aarch64 - update to 6.4.0-150600.23.60.3
dtb-amd - update to 6.4.0-150600.23.60.3
dtb-arm - update to 6.4.0-150600.23.60.3
dtb-apple - update to 6.4.0-150600.23.60.3
dtb-lg - update to 6.4.0-150600.23.60.3
dtb-altera - update to 6.4.0-150600.23.60.3
dtb-exynos - update to 6.4.0-150600.23.60.3
dtb-amlogic - update to 6.4.0-150600.23.60.3
dtb-sprd - update to 6.4.0-150600.23.60.3
dtb-cavium - update to 6.4.0-150600.23.60.3
dtb-broadcom - update to 6.4.0-150600.23.60.3
dtb-nvidia - update to 6.4.0-150600.23.60.3
dtb-mediatek - update to 6.4.0-150600.23.60.3
dtb-renesas - update to 6.4.0-150600.23.60.3
dtb-marvell - update to 6.4.0-150600.23.60.3
dtb-apm - update to 6.4.0-150600.23.60.3
dtb-freescale - update to 6.4.0-150600.23.60.3
dtb-allwinner - update to 6.4.0-150600.23.60.3
dtb-socionext - update to 6.4.0-150600.23.60.3
dtb-hisilicon - update to 6.4.0-150600.23.60.3
kernel-syms - update to 6.4.0-150600.23.60.4
kernel-64kb-extra - update to 6.4.0-150600.23.60.4
cluster-md-kmp-64kb-debuginfo - update to 6.4.0-150600.23.60.4
cluster-md-kmp-64kb - update to 6.4.0-150600.23.60.4
kselftests-kmp-64kb-debuginfo - update to 6.4.0-150600.23.60.4
kernel-64kb-optional - update to 6.4.0-150600.23.60.4
kernel-64kb-debugsource - update to 6.4.0-150600.23.60.4
dlm-kmp-64kb - update to 6.4.0-150600.23.60.4
gfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.60.4
ocfs2-kmp-64kb-debuginfo - update to 6.4.0-150600.23.60.4
kernel-64kb-extra-debuginfo - update to 6.4.0-150600.23.60.4
reiserfs-kmp-64kb - update to 6.4.0-150600.23.60.4
dlm-kmp-64kb-debuginfo - update to 6.4.0-150600.23.60.4
kernel-64kb-debuginfo - update to 6.4.0-150600.23.60.4
kernel-zfcpdump-debugsource - update to 6.4.0-150600.23.60.4
kernel-zfcpdump-debuginfo - update to 6.4.0-150600.23.60.4
kernel-zfcpdump - update to 6.4.0-150600.23.60.4
kernel-kvmsmall - update to 6.4.0-150600.23.60.4
ocfs2-kmp-64kb - update to 6.4.0-150600.23.60.4
kernel-debug-debugsource - update to 6.4.0-150600.23.60.4
kselftests-kmp-64kb - update to 6.4.0-150600.23.60.4
gfs2-kmp-64kb - update to 6.4.0-150600.23.60.4
kernel-macros - update to 6.4.0-150600.23.60.4
kernel-source - update to 6.4.0-150600.23.60.4
kernel-64kb-devel - update to 6.4.0-150600.23.60.4
kernel-devel - update to 6.4.0-150600.23.60.4
kernel-source-vanilla - update to 6.4.0-150600.23.60.4
kernel-debug - update to 6.4.0-150600.23.60.4
kernel-debug-devel-debuginfo - update to 6.4.0-150600.23.60.4
kernel-debug-devel - update to 6.4.0-150600.23.60.4
kernel-debug-debuginfo - update to 6.4.0-150600.23.60.4
kernel-64kb-devel-debuginfo - update to 6.4.0-150600.23.60.4
kernel-64kb - update to 6.4.0-150600.23.60.4
kernel-debug-vdso - update to 6.4.0-150600.23.60.4
kernel-64kb-optional-debuginfo - update to 6.4.0-150600.23.60.4
kernel-kvmsmall-vdso-debuginfo - update to 6.4.0-150600.23.60.4
kernel-kvmsmall-vdso - update to 6.4.0-150600.23.60.4
kernel-debug-vdso-debuginfo - update to 6.4.0-150600.23.60.4
kernel-kvmsmall-devel-debuginfo - update to 6.4.0-150600.23.60.4
kernel-kvmsmall-debugsource - update to 6.4.0-150600.23.60.4
kernel-kvmsmall-debuginfo - update to 6.4.0-150600.23.60.4
kernel-kvmsmall-devel - update to 6.4.0-150600.23.60.4
reiserfs-kmp-64kb-debuginfo - update to 6.4.0-150600.23.60.4
kernel-default-livepatch-devel - update to 6.4.0-150600.23.60.5
kernel-default-debugsource - update to 6.4.0-150600.23.60.5
kernel-default-extra-debuginfo - update to 6.4.0-150600.23.60.5
kernel-default-vdso - update to 6.4.0-150600.23.60.5
kernel-default-vdso-debuginfo - update to 6.4.0-150600.23.60.5
dlm-kmp-default-debuginfo - update to 6.4.0-150600.23.60.5
reiserfs-kmp-default - update to 6.4.0-150600.23.60.5
kselftests-kmp-default-debuginfo - update to 6.4.0-150600.23.60.5
gfs2-kmp-default - update to 6.4.0-150600.23.60.5
ocfs2-kmp-default - update to 6.4.0-150600.23.60.5
kernel-default-debuginfo - update to 6.4.0-150600.23.60.5
cluster-md-kmp-default - update to 6.4.0-150600.23.60.5
kernel-default-optional - update to 6.4.0-150600.23.60.5
kernel-default-devel - update to 6.4.0-150600.23.60.5
dlm-kmp-default - update to 6.4.0-150600.23.60.5
kernel-default-optional-debuginfo - update to 6.4.0-150600.23.60.5
cluster-md-kmp-default-debuginfo - update to 6.4.0-150600.23.60.5
gfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.60.5
kselftests-kmp-default - update to 6.4.0-150600.23.60.5
reiserfs-kmp-default-debuginfo - update to 6.4.0-150600.23.60.5
ocfs2-kmp-default-debuginfo - update to 6.4.0-150600.23.60.5
kernel-default-livepatch - update to 6.4.0-150600.23.60.5
kernel-default-extra - update to 6.4.0-150600.23.60.5
kernel-default-devel-debuginfo - update to 6.4.0-150600.23.60.5
kernel-default - update to 6.4.0-150600.23.60.5
kernel-default-base - update to 6.4.0-150600.23.60.5.150600.12.26.4
kernel-default-base-rebuild - update to 6.4.0-150600.23.60.5.150600.12.26.4
bpftool - 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
kernel-devel - update to 6.6.102-5
kernel-headers - update to 6.6.102-5
kernel-tools - update to 6.6.102-5
kernel-tools-libs - update to 6.6.102-5
kernel-tools-libs-devel - update to 6.6.102-5
perf - update to 6.6.102-5
python3-perf - update to 6.6.102-5
kernel-64k - update to 6.6.102-5
kernel-64k-debug - update to 6.6.102-5
kernel-64k-debug-devel - update to 6.6.102-5
kernel-64k-devel - update to 6.6.102-5
PowerSwitch Z9864F-ON - update to 3.5.0
linux-intel-iotg-5.15 (Ubuntu package) - addressed in versions 5.15.0-1083.89~20.04.1, 5.15.0.1083.89~20.04.1
linux (Debian package) - update to 6.1.140-1
linux-hwe-6.8 (Ubuntu package) - addressed in versions 6.8.0-100.100~22.04.1, 6.8.0-100.100.1~22.04.1
linux-xilinx (Ubuntu package) - addressed in versions 6.8.0-1023.24, 6.8.0.1023.24
linux-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1046.49.1
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