Buffer overflow in Linux kernel - CVE-2024-42240

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Main Vulnerability Database Vulnerabilities #VU95516

Buffer overflow in Linux kernel - CVE-2024-42240

Published: August 7, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU95516
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-2024-42240
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available
Affected software:
Linux kernel
SUSE Linux Enterprise Server 15 SP4
Oracle Linux
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Real Time 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise Desktop 15
SUSE Manager Server
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for Real Time
Red Hat Enterprise Linux for Real Time for NFV
Anolis OS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
SUSE Linux Enterprise Live Patching
SUSE Linux Enterprise Workstation Extension 12
Ubuntu
SUSE Real Time Module
Legacy Module
Public Cloud Module
Basesystem Module
Development Tools Module
openSUSE Leap
openEuler
RecoverPoint for Virtual Machines
IBM Storage Scale System
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
linux-image-generic (Ubuntu package)
linux-image-5.4.0-1083-ibm (Ubuntu package)
linux-image-4.4.0-1138-aws (Ubuntu package)
linux-image-virtual-lts-xenial (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-lowlatency-lts-xenial (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-generic-lts-xenial (Ubuntu package)
linux-image-5.4.0-1140-gcp (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-4.4.0-261-lowlatency (Ubuntu package)
linux-image-4.4.0-261-generic (Ubuntu package)
linux-image-4.4.0-1176-aws (Ubuntu package)
linux-image-4.4.0-1139-kvm (Ubuntu package)
linux-image-raspi-hwe-18.04 (Ubuntu package)
linux-image-5.4.0-1142-azure (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-5.4.0-202-generic (Ubuntu package)
linux-image-5.4.0-202-lowlatency (Ubuntu package)
linux-image-oem (Ubuntu package)
linux-image-oem-osp1 (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-generic-hwe-18.04 (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-lowlatency-hwe-18.04 (Ubuntu package)
linux-image-snapdragon-hwe-18.04 (Ubuntu package)
linux-image-virtual-hwe-18.04 (Ubuntu package)
linux-image-5.4.0-1136-aws (Ubuntu package)
linux-image-5.4.0-1135-oracle (Ubuntu package)
linux-image-5.4.0-1120-raspi (Ubuntu package)
linux-image-4.15.0-1137-oracle (Ubuntu package)
linux-image-4.15.0-1158-kvm (Ubuntu package)
linux-image-4.15.0-1168-gcp (Ubuntu package)
linux-image-4.15.0-1175-aws (Ubuntu package)
linux-image-4.15.0-1183-azure (Ubuntu package)
linux-image-4.15.0-231-generic (Ubuntu package)
linux-image-4.15.0-231-lowlatency (Ubuntu package)
linux-image-aws-lts-18.04 (Ubuntu package)
linux-image-azure-lts-18.04 (Ubuntu package)
linux-image-gcp-lts-18.04 (Ubuntu package)
linux-image-oracle-lts-18.04 (Ubuntu package)
linux-image-aws-hwe (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-virtual-hwe-16.04 (Ubuntu package)
linux-image-lowlatency-hwe-16.04 (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-generic-hwe-16.04 (Ubuntu package)
kgraft-patch-4_12_14-122_228-default
kernel-livepatch-5_14_21-150400_24_158-default
kernel-livepatch-SLE15-SP4_Update_38-debugsource
kernel-livepatch-5_14_21-150400_24_158-default-debuginfo
kernel-livepatch-5_14_21-150500_13_67-rt-debuginfo
kernel-livepatch-5_14_21-150500_13_67-rt
kernel-livepatch-SLE15-SP5-RT_Update_19-debugsource
kernel-livepatch-5_14_21-150500_55_80-default-debuginfo
kernel-livepatch-5_14_21-150500_55_80-default
kernel-livepatch-SLE15-SP5_Update_19-debugsource
kernel-livepatch-6_4_0-150600_10_8-rt
kernel-livepatch-6_4_0-150600_10_8-rt-debuginfo
kernel-livepatch-SLE15-SP6-RT_Update_2-debugsource
kernel-livepatch-SLE15-SP6_Update_4-debugsource
kernel-livepatch-6_4_0-150600_23_22-default-debuginfo
kernel-livepatch-6_4_0-150600_23_22-default
cluster-md-kmp-rt-debuginfo
kernel-rt-debugsource
gfs2-kmp-rt
kernel-rt_debug
kernel-rt
kernel-source-rt
kernel-devel-rt
dlm-kmp-rt-debuginfo
kernel-rt-devel-debuginfo
kernel-rt_debug-devel
ocfs2-kmp-rt-debuginfo
ocfs2-kmp-rt
kernel-rt_debug-debugsource
kernel-rt-base-debuginfo
kernel-rt-devel
dlm-kmp-rt
cluster-md-kmp-rt
kernel-rt_debug-debuginfo
kernel-rt-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt-base
kernel-syms-rt
kernel-rt_debug-devel-debuginfo
kernel-devel-azure
kernel-azure-base-debuginfo
kernel-syms-azure
kernel-azure-debugsource
kernel-azure-debuginfo
kernel-azure-devel
kernel-azure-base
kernel-source-azure
kernel-azure
kernel-macros
kernel-default-debugsource
dlm-kmp-default
ocfs2-kmp-default-debuginfo
kernel-default-base-debuginfo
dlm-kmp-default-debuginfo
gfs2-kmp-default
kernel-default
kernel-devel
cluster-md-kmp-default
kernel-source
kernel-default-devel-debuginfo
kernel-default-kgraft-devel
kernel-default-kgraft
kernel-default-man
kernel-default-extra
kernel-default-extra-debuginfo
kernel-default-base
kernel-default-debuginfo
ocfs2-kmp-default
gfs2-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-devel
kernel-syms
kernel-obs-build
kernel-obs-build-debugsource
kernel-docs
kernel (Red Hat package)
kernel-rt (Red Hat package)
kernel
kernel-tools-libs-devel
kernel-cross-headers
kernel-core
bpftool
kernel-headers
kernel-debug-modules-extra
kernel-debug-modules
kernel-debug-devel
kernel-debug-core
kernel-debug
kernel-modules
kernel-doc
kernel-abi-stablelists
python3-perf
perf
kernel-tools-libs
kernel-tools
kernel-modules-extra
linux-image-generic-lpae (Ubuntu package)
linux-image-5.4.0-202-generic-lpae (Ubuntu package)
linux-image-5.4.0-1045-iot (Ubuntu package)
linux-image-xilinx-zynqmp (Ubuntu package)
linux-image-5.4.0-1055-xilinx-zynqmp (Ubuntu package)
linux-image-ibm-lts-20.04 (Ubuntu package)
linux-image-bluefield (Ubuntu package)
linux-image-5.4.0-1096-bluefield (Ubuntu package)
linux-image-raspi2 (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-5.4.0-1124-kvm (Ubuntu package)
linux-image-oracle-lts-20.04 (Ubuntu package)
linux-image-aws-lts-20.04 (Ubuntu package)
linux-image-gcp-lts-20.04 (Ubuntu package)
linux-image-azure-lts-20.04 (Ubuntu package)
dtb-socionext
dtb-hisilicon
dtb-cavium
kernel-64kb-devel
reiserfs-kmp-64kb-debuginfo
kernel-64kb-optional
gfs2-kmp-64kb
kernel-64kb-extra-debuginfo
dtb-rockchip
cluster-md-kmp-64kb
dtb-allwinner
dtb-freescale
kernel-64kb-debuginfo
ocfs2-kmp-64kb-debuginfo
dtb-amlogic
dtb-apple
dtb-apm
dlm-kmp-64kb-debuginfo
reiserfs-kmp-64kb
kernel-64kb-extra
dtb-lg
dtb-aarch64
kernel-kvmsmall
dtb-amazon
dtb-broadcom
cluster-md-kmp-64kb-debuginfo
ocfs2-kmp-64kb
dtb-amd
kernel-64kb-optional-debuginfo
dtb-altera
kernel-64kb-devel-debuginfo
dtb-sprd
dtb-xilinx
dtb-exynos
dtb-qcom
kselftests-kmp-64kb-debuginfo
gfs2-kmp-64kb-debuginfo
dtb-renesas
kernel-64kb-debugsource
dtb-mediatek
dtb-arm
dlm-kmp-64kb
kselftests-kmp-64kb
dtb-marvell
dtb-nvidia
kernel-kvmsmall-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debuginfo
kernel-kvmsmall-debugsource
kernel-default-optional
kernel-default-optional-debuginfo
kselftests-kmp-default-debuginfo
kernel-obs-qa
reiserfs-kmp-default
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-zfcpdump-debugsource
kernel-64kb
kernel-source-vanilla
kernel-docs-html
kernel-debug-debugsource
kernel-debug-devel-debuginfo
kernel-debug-debuginfo
kselftests-kmp-default
reiserfs-kmp-default-debuginfo
kernel-default-livepatch
kernel-default-livepatch-devel
kernel-default-base-rebuild
reiserfs-kmp-rt-debuginfo
kernel-rt-extra-debuginfo
kselftests-kmp-rt
kernel-rt-livepatch-devel
kselftests-kmp-rt-debuginfo
reiserfs-kmp-rt
kernel-rt-livepatch
kernel-rt-extra
kernel-rt-optional
kernel-rt-optional-debuginfo
kernel-rt_debug-livepatch-devel
kernel-rt-vdso-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt-vdso
kernel-rt_debug-vdso
kernel-azure-vdso-debuginfo
kernel-azure-vdso
gfs2-kmp-azure
kernel-azure-optional-debuginfo
cluster-md-kmp-azure
kernel-azure-livepatch-devel
kselftests-kmp-azure
reiserfs-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
reiserfs-kmp-azure
kernel-azure-devel-debuginfo
kernel-azure-extra
ocfs2-kmp-azure-debuginfo
ocfs2-kmp-azure
kselftests-kmp-azure-debuginfo
kernel-azure-optional
dlm-kmp-azure
dlm-kmp-azure-debuginfo
gfs2-kmp-azure-debuginfo
kernel-default-vdso-debuginfo
kernel-64kb-livepatch-devel
kernel-debug-vdso-debuginfo
kernel-default-vdso
kernel-debug-vdso
kernel-kvmsmall-vdso
kernel-debug-livepatch-devel
kernel-kvmsmall-vdso-debuginfo
kernel-kvmsmall-livepatch-devel
linux-image-lowlatency-64k (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-5.15.0-121-lowlatency (Ubuntu package)
linux-image-5.15.0-121-generic-lpae (Ubuntu package)
linux-image-5.15.0-121-generic-64k (Ubuntu package)
linux-image-5.15.0-121-generic (Ubuntu package)
linux-image-5.15.0-121-lowlatency-64k (Ubuntu package)
linux-image-generic-64k-hwe-20.04 (Ubuntu package)
linux-image-generic-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package)
linux-image-generic-lpae-hwe-20.04 (Ubuntu package)
linux-image-oem-20.04 (Ubuntu package)
linux-image-oem-20.04b (Ubuntu package)
linux-image-oem-20.04c (Ubuntu package)
linux-image-virtual-hwe-20.04 (Ubuntu package)
linux-image-oem-20.04d (Ubuntu package)
linux-image-5.15.0-1035-xilinx-zynqmp (Ubuntu package)
linux-image-gkeop-5.15 (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-5.15.0-1052-gkeop (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-5.15.0-1062-raspi (Ubuntu package)
linux-image-5.15.0-1062-ibm (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-5.15.0-1064-nvidia-lowlatency (Ubuntu package)
linux-image-5.15.0-1064-nvidia (Ubuntu package)
linux-image-5.15.0-1064-intel-iotg (Ubuntu package)
linux-image-gke-5.15 (Ubuntu package)
linux-image-5.15.0-1066-kvm (Ubuntu package)
linux-image-5.15.0-1066-gke (Ubuntu package)
linux-image-oracle-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1067-oracle (Ubuntu package)
linux-image-gcp-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1068-gcp (Ubuntu package)
linux-image-aws-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1069-aws (Ubuntu package)
linux-image-azure-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1072-azure (Ubuntu package)
linux-image-5.15.0-1072-azure-fde (Ubuntu package)
linux-image-azure-cvm (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-azure-fde-lts-22.04 (Ubuntu package)
python3-perf-debuginfo
bpftool-debuginfo
kernel-debuginfo
kernel-debugsource
kernel-tools-debuginfo
kernel-tools-devel
perf-debuginfo
linux-image-6.8.0-48-generic (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-48-generic-64k (Ubuntu package)
linux-image-6.8.0-48-lowlatency (Ubuntu package)
linux-image-6.8.0-48-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-hwe-22.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-oem-22.04 (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-oem-22.04c (Ubuntu package)
linux-image-oem-22.04d (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-1002-gkeop (Ubuntu package)
linux-image-gkeop-6.8 (Ubuntu package)
linux-image-6.8.0-1013-gke (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-6.8.0-1014-ibm (Ubuntu package)
linux-image-6.8.0-1014-raspi (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-6.8.0-1015-oracle (Ubuntu package)
linux-image-6.8.0-1015-oracle-64k (Ubuntu package)
linux-image-6.8.0-1016-oem (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-6.8.0-1016-azure-fde (Ubuntu package)
linux-image-6.8.0-1016-azure (Ubuntu package)
linux-image-6.8.0-1016-gcp (Ubuntu package)
linux-image-6.8.0-1017-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1017-nvidia (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1017-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1017-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-1017-gcp (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package)
linux-image-nvidia-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-1017-azure-fde (Ubuntu package)
linux-image-6.8.0-1017-azure (Ubuntu package)
linux-image-6.8.0-1018-aws (Ubuntu package)
Storage Copy Data Management
Cloud Pak for Network Automation
Technical Support Appliance
IBM Cloud Pak for Watson AIOps
Guardium Data Protection
Red Hat OpenShift Container Platform
OpenShift Logging
IBM Spectrum Protect Plus
linux-image-intel-iotg (Ubuntu package)
linux-image-intel (Ubuntu package)

Detailed vulnerability description

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

The vulnerability exists due to memory corruption within the SYM_INNER_LABEL() function in arch/x86/entry/entry_64_compat.S. A local user can perform a denial of service (DoS) attack.


How to mitigate CVE-2024-42240

Install update from vendor's website.

Sources