Out-of-bounds read in Linux kernel - CVE-2025-40359

Vulnerability identifier: #VU120040

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-2025-40359

CWE-ID: CWE-125

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 an out-of-bounds read error within the __grt_latency_data() function in arch/x86/events/intel/ds.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Live Patching
Legacy Module
Development Tools Module
Basesystem Module
Public Cloud Module
SUSE Real Time Module
openEuler
Ubuntu
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
gfs2-kmp-rt-debuginfo
kernel-rt
kernel-source-rt
kernel-devel-rt
dlm-kmp-rt
kernel-rt-devel-debuginfo
kernel-rt-debugsource
gfs2-kmp-rt
cluster-md-kmp-rt
dlm-kmp-rt-debuginfo
ocfs2-kmp-rt-debuginfo
kernel-rt-debuginfo
kernel-rt-devel
ocfs2-kmp-rt
kernel-syms-rt
cluster-md-kmp-rt-debuginfo
kernel-azure-debuginfo
kernel-source-azure
kernel-devel-azure
kernel-azure-devel
kernel-azure-devel-debuginfo
kernel-syms-azure
kernel-azure
kernel-azure-debugsource
cluster-md-kmp-default
kernel-docs
kernel-syms
kernel-obs-build-debugsource
kernel-obs-build
kernel-source
reiserfs-kmp-default-debuginfo
reiserfs-kmp-default
dlm-kmp-default-debuginfo
dlm-kmp-default
ocfs2-kmp-default-debuginfo
ocfs2-kmp-default
gfs2-kmp-default
gfs2-kmp-default-debuginfo
kernel-default-extra-debuginfo
kernel-default-extra
cluster-md-kmp-default-debuginfo
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
kernel-default
kernel-default-debuginfo
kernel-default-livepatch
kernel-default-debugsource
kernel-default-livepatch-devel
kernel-64kb
kernel-64kb-debuginfo
kernel-64kb-debugsource
kernel-64kb-devel
kernel-default-devel-debuginfo
kernel-default-devel
kernel-macros
kernel-devel
kernel-zfcpdump
kernel-64kb-devel-debuginfo
kernel-default-base
kernel
bpftool
bpftool-debuginfo
kernel-debuginfo
kernel-debugsource
kernel-headers
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python3-perf
python3-perf-debuginfo
kernel-extra-modules
linux (Ubuntu package)
linux-aws (Ubuntu package)
linux-gcp (Ubuntu package)
linux-azure (Ubuntu package)
linux-oem-6.17 (Ubuntu package)

Install update from vendor's repository.

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
gfs2-kmp-rt-debuginfo - 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 - 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
kernel-syms-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-debuginfo - update to 6.4.0-150700.20.24.1
kernel-source-azure - update to 6.4.0-150700.20.24.1
kernel-devel-azure - update to 6.4.0-150700.20.24.1
kernel-azure-devel - 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
kernel-azure-debugsource - update to 6.4.0-150700.20.24.1
cluster-md-kmp-default - update to 6.4.0-150700.53.28.1
kernel-docs - update to 6.4.0-150700.53.28.1
kernel-syms - update to 6.4.0-150700.53.28.1
kernel-obs-build-debugsource - update to 6.4.0-150700.53.28.1
kernel-obs-build - update to 6.4.0-150700.53.28.1
kernel-source - update to 6.4.0-150700.53.28.1
reiserfs-kmp-default-debuginfo - update to 6.4.0-150700.53.28.1
reiserfs-kmp-default - update to 6.4.0-150700.53.28.1
dlm-kmp-default-debuginfo - update to 6.4.0-150700.53.28.1
dlm-kmp-default - update to 6.4.0-150700.53.28.1
ocfs2-kmp-default-debuginfo - update to 6.4.0-150700.53.28.1
ocfs2-kmp-default - update to 6.4.0-150700.53.28.1
gfs2-kmp-default - update to 6.4.0-150700.53.28.1
gfs2-kmp-default-debuginfo - update to 6.4.0-150700.53.28.1
kernel-default-extra-debuginfo - update to 6.4.0-150700.53.28.1
kernel-default-extra - update to 6.4.0-150700.53.28.1
cluster-md-kmp-default-debuginfo - update to 6.4.0-150700.53.28.1
kernel-zfcpdump-debuginfo - update to 6.4.0-150700.53.28.1
kernel-zfcpdump-debugsource - update to 6.4.0-150700.53.28.1
kernel-default - update to 6.4.0-150700.53.28.1
kernel-default-debuginfo - update to 6.4.0-150700.53.28.1
kernel-default-livepatch - update to 6.4.0-150700.53.28.1
kernel-default-debugsource - update to 6.4.0-150700.53.28.1
kernel-default-livepatch-devel - update to 6.4.0-150700.53.28.1
kernel-64kb - update to 6.4.0-150700.53.28.1
kernel-64kb-debuginfo - update to 6.4.0-150700.53.28.1
kernel-64kb-debugsource - update to 6.4.0-150700.53.28.1
kernel-64kb-devel - update to 6.4.0-150700.53.28.1
kernel-default-devel-debuginfo - update to 6.4.0-150700.53.28.1
kernel-default-devel - update to 6.4.0-150700.53.28.1
kernel-macros - update to 6.4.0-150700.53.28.1
kernel-devel - update to 6.4.0-150700.53.28.1
kernel-zfcpdump - update to 6.4.0-150700.53.28.1
kernel-64kb-devel-debuginfo - update to 6.4.0-150700.53.28.1
kernel-default-base - update to 6.4.0-150700.53.28.1.150700.17.19.1
kernel - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
bpftool - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
bpftool-debuginfo - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-debuginfo - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-debugsource - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-devel - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-headers - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-source - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-tools - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-tools-debuginfo - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-tools-devel - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
perf - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
perf-debuginfo - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
python3-perf - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
python3-perf-debuginfo - addressed in versions 6.6.0-144.0.0.127, 6.6.0-144.0.0.139, 6.6.0-144.0.0.140
kernel-extra-modules - update to 6.6.0-144.0.0.140
linux (Ubuntu package) - addressed in versions 6.17.0-14.14, 6.17.0-1006.7, 6.17.0-1008.8
linux-aws (Ubuntu package) - update to 6.17.0-1007.7
linux-gcp (Ubuntu package) - update to 6.17.0-1007.7
linux-azure (Ubuntu package) - update to 6.17.0-1008.8
linux-oem-6.17 (Ubuntu package) - update to 6.17.0-1011.11

• https://git.kernel.org/stable/c/0ba6502ce167fc3d598c08c2cc3b4ed7ca5aa251
• https://git.kernel.org/stable/c/1b61a1da3d8105ea1be548c94c2856697eb7ffd1
• https://git.kernel.org/stable/c/710a72e81a7028e1ad1a10eb14f941f8dd45ffd3

• Out-of-bounds read in Linux kernel events intel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• SUSE update for the Linux Kernel
• Ubuntu update for linux-gcp
• Ubuntu update for linux
• Ubuntu update for linux-aws
• Ubuntu update for linux-oem-6.17
• Ubuntu update for linux-azure
• openEuler 24.03 LTS SP2 update for kernel
• openEuler 24.03 LTS SP1 update for kernel
• openEuler 24.03 LTS update for kernel