Use-after-free in Linux kernel - CVE-2024-42271

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Main Vulnerability Database Vulnerabilities #VU96105

Use-after-free in Linux kernel - CVE-2024-42271

Published: August 19, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU96105
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2024-42271
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Affected software:
Linux kernel
Oracle Linux
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Real Time 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Software Development Kit 12
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Enterprise Storage
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
SUSE Linux Enterprise Live Patching
SUSE Linux Enterprise Workstation Extension 12
Ubuntu
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP2 Business Critical Linux
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Linux Enterprise Server 15 SP3 Business Critical Linux
SUSE Linux Enterprise Desktop 15 SP4 LTSS
SUSE Linux Enterprise Server 15 SP4 LTSS
SUSE Real Time Module
Basesystem Module
Development Tools Module
Legacy Module
Public Cloud Module
openSUSE Leap
openEuler
RecoverPoint for Virtual Machines
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
linux-image-5.4.0-1082-ibm (Ubuntu package)
linux-image-generic-hwe-16.04 (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-lowlatency-hwe-16.04 (Ubuntu package)
linux-image-oem (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-virtual-hwe-16.04 (Ubuntu package)
linux-image-4.15.0-1182-azure (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-5.4.0-1139-gcp (Ubuntu package)
linux-image-5.4.0-200-generic (Ubuntu package)
linux-image-5.4.0-200-lowlatency (Ubuntu package)
linux-image-oem-osp1 (Ubuntu package)
linux-image-generic-hwe-18.04 (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-4.15.0-1174-aws (Ubuntu package)
linux-image-4.15.0-230-generic (Ubuntu package)
linux-image-4.15.0-230-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-generic (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-4.15.0-1167-gcp (Ubuntu package)
linux-image-4.15.0-1157-kvm (Ubuntu package)
linux-image-4.15.0-1136-oracle (Ubuntu package)
linux-image-oracle-lts-18.04 (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-aws-hwe (Ubuntu package)
linux-image-virtual-lts-xenial (Ubuntu package)
linux-image-4.4.0-260-generic (Ubuntu package)
linux-image-4.4.0-260-lowlatency (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-generic-lts-xenial (Ubuntu package)
linux-image-lowlatency-lts-xenial (Ubuntu package)
linux-image-4.4.0-1175-aws (Ubuntu package)
linux-image-4.4.0-1138-kvm (Ubuntu package)
linux-image-4.4.0-1137-aws (Ubuntu package)
linux-image-5.4.0-1119-raspi (Ubuntu package)
linux-image-5.4.0-1140-azure (Ubuntu package)
linux-image-raspi-hwe-18.04 (Ubuntu package)
linux-image-5.4.0-1135-aws (Ubuntu package)
linux-image-5.4.0-1134-oracle (Ubuntu package)
linux-image-virtual-hwe-18.04 (Ubuntu package)
linux-image-snapdragon-hwe-18.04 (Ubuntu package)
linux-image-lowlatency-hwe-18.04 (Ubuntu package)
kgraft-patch-4_12_14-122_228-default
kernel-livepatch-5_3_18-150200_24_203-default-debuginfo
kernel-livepatch-5_3_18-150200_24_203-default
kernel-livepatch-SLE15-SP2_Update_52-debugsource
kernel-livepatch-5_3_18-150300_59_174-default
kernel-livepatch-5_3_18-150300_59_174-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_174-preempt
kernel-livepatch-SLE15-SP3_Update_48-debugsource
kernel-livepatch-5_3_18-150300_59_174-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_31-debugsource
kernel-livepatch-5_14_21-150400_24_133-default
kernel-livepatch-5_14_21-150400_24_133-default-debuginfo
kernel-livepatch-5_14_21-150500_55_80-default
kernel-livepatch-SLE15-SP5_Update_19-debugsource
kernel-livepatch-5_14_21-150500_55_80-default-debuginfo
kernel-livepatch-SLE15-SP5-RT_Update_19-debugsource
kernel-livepatch-5_14_21-150500_13_67-rt
kernel-livepatch-5_14_21-150500_13_67-rt-debuginfo
kernel-livepatch-6_4_0-150600_10_8-rt-debuginfo
kernel-livepatch-SLE15-SP6-RT_Update_2-debugsource
kernel-livepatch-6_4_0-150600_10_8-rt
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
kernel-rt-devel
dlm-kmp-rt
cluster-md-kmp-rt-debuginfo
kernel-rt-debugsource
gfs2-kmp-rt
kernel-devel-rt
kernel-rt_debug-devel-debuginfo
kernel-rt_debug
cluster-md-kmp-rt
kernel-rt_debug-debuginfo
kernel-rt
kernel-source-rt
kernel-rt-debuginfo
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
gfs2-kmp-rt-debuginfo
kernel-rt-base
kernel-syms-rt
kernel-azure-debuginfo
kernel-source-azure
kernel-devel-azure
kernel-azure-base-debuginfo
kernel-syms-azure
kernel-azure-devel
kernel-azure-base
kernel-azure
kernel-azure-debugsource
kernel-default-debugsource
dlm-kmp-default
gfs2-kmp-default
kernel-default
kernel-devel
kernel-macros
cluster-md-kmp-default
kernel-source
ocfs2-kmp-default-debuginfo
kernel-default-devel-debuginfo
kernel-default-kgraft-devel
kernel-default-kgraft
dlm-kmp-default-debuginfo
kernel-default-man
kernel-default-extra
kernel-default-base-debuginfo
kernel-default-extra-debuginfo
kernel-default-base
kernel-syms
ocfs2-kmp-default
gfs2-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-devel
kernel-default-debuginfo
kernel-docs
kernel-obs-build-debugsource
kernel-obs-build
python3-perf-debuginfo
python3-perf
python2-perf-debuginfo
perf
python2-perf
perf-debuginfo
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-debugsource
kernel-debuginfo
bpftool-debuginfo
bpftool
kernel
kernel-preempt-debuginfo
kernel-preempt-debugsource
kernel-preempt-devel
reiserfs-kmp-default
reiserfs-kmp-default-debuginfo
kernel-default-livepatch-devel
kernel-preempt-devel-debuginfo
kernel-default-livepatch
kernel-preempt
kselftests-kmp-preempt-debuginfo
gfs2-kmp-preempt
kselftests-kmp-preempt
reiserfs-kmp-preempt-debuginfo
dlm-kmp-preempt
ocfs2-kmp-preempt
kernel-preempt-optional-debuginfo
cluster-md-kmp-preempt
kernel-preempt-optional
kernel-preempt-extra-debuginfo
reiserfs-kmp-preempt
cluster-md-kmp-preempt-debuginfo
dlm-kmp-preempt-debuginfo
kernel-zfcpdump
kernel-zfcpdump-debugsource
kernel-zfcpdump-debuginfo
kselftests-kmp-default
kernel-default-optional-debuginfo
ocfs2-kmp-preempt-debuginfo
gfs2-kmp-preempt-debuginfo
kernel-preempt-extra
kernel-preempt-livepatch-devel
dtb-aarch64
dtb-xilinx
kselftests-kmp-64kb-debuginfo
dtb-allwinner
dtb-marvell
dtb-cavium
ocfs2-kmp-64kb-debuginfo
dtb-rockchip
dtb-arm
gfs2-kmp-64kb
dlm-kmp-64kb
dtb-sprd
dtb-mediatek
dtb-amd
kernel-64kb-extra-debuginfo
ocfs2-kmp-64kb
gfs2-kmp-64kb-debuginfo
kernel-64kb-devel
dtb-altera
dtb-broadcom
dtb-apm
dtb-socionext
kernel-64kb-extra
reiserfs-kmp-64kb-debuginfo
dtb-freescale
dtb-lg
kernel-64kb-optional
dtb-zte
cluster-md-kmp-64kb-debuginfo
dtb-al
cluster-md-kmp-64kb
reiserfs-kmp-64kb
kernel-64kb-devel-debuginfo
dtb-renesas
kernel-64kb-optional-debuginfo
dtb-exynos
kselftests-kmp-64kb
kernel-source-vanilla
kernel-kvmsmall-devel
kernel-kvmsmall-debuginfo
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-livepatch-devel
kernel-debug-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-kvmsmall
kernel-debug
kernel-docs-html
kselftests-kmp-default-debuginfo
kernel-64kb
dtb-amlogic
kernel-64kb-debuginfo
dtb-qcom
dtb-nvidia
dlm-kmp-64kb-debuginfo
kernel-64kb-livepatch-devel
dtb-hisilicon
kernel-64kb-debugsource
kernel-debug-livepatch-devel
kernel-obs-qa
kernel-default-optional
kernel-kvmsmall-debugsource
kernel-debug-devel
kernel-default-base-rebuild
linux-image-generic-lpae (Ubuntu package)
linux-image-5.4.0-200-generic-lpae (Ubuntu package)
linux-image-5.4.0-1044-iot (Ubuntu package)
linux-image-xilinx-zynqmp (Ubuntu package)
linux-image-5.4.0-1054-xilinx-zynqmp (Ubuntu package)
linux-image-ibm-lts-20.04 (Ubuntu package)
linux-image-bluefield (Ubuntu package)
linux-image-5.4.0-1094-bluefield (Ubuntu package)
linux-image-gkeop-5.4 (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-5.4.0-1102-gkeop (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-raspi2 (Ubuntu package)
linux-image-5.4.0-1123-kvm (Ubuntu package)
linux-image-oracle-lts-20.04 (Ubuntu package)
linux-image-aws-lts-20.04 (Ubuntu package)
linux-image-azure-lts-20.04 (Ubuntu package)
linux-image-gcp-lts-20.04 (Ubuntu package)
linux-image-5.4.0-1139-azure (Ubuntu package)
kernel-headers
kernel (Red Hat package)
kernel-rt (Red Hat package)
dtb-apple
dtb-amazon
kernel-rt-vdso-debuginfo
kernel-rt-optional
kernel-rt-extra
reiserfs-kmp-rt-debuginfo
kernel-rt-livepatch
reiserfs-kmp-rt
kselftests-kmp-rt-debuginfo
kernel-rt-livepatch-devel
kselftests-kmp-rt
kernel-rt-optional-debuginfo
kernel-rt-extra-debuginfo
kernel-rt-vdso
kernel-rt_debug-vdso
kernel-rt_debug-vdso-debuginfo
kernel-rt_debug-livepatch-devel
kernel-azure-extra
dlm-kmp-azure
kernel-azure-extra-debuginfo
cluster-md-kmp-azure-debuginfo
reiserfs-kmp-azure-debuginfo
kselftests-kmp-azure
kernel-azure-livepatch-devel
cluster-md-kmp-azure
gfs2-kmp-azure-debuginfo
dlm-kmp-azure-debuginfo
reiserfs-kmp-azure
kernel-azure-devel-debuginfo
kernel-azure-optional
kselftests-kmp-azure-debuginfo
ocfs2-kmp-azure
kernel-azure-optional-debuginfo
ocfs2-kmp-azure-debuginfo
gfs2-kmp-azure
kernel-azure-vdso
kernel-azure-vdso-debuginfo
kernel-kvmsmall-vdso-debuginfo
kernel-kvmsmall-vdso
kernel-default-vdso
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo
kernel-debug-vdso
linux-image-lowlatency-64k (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-5.15.0-125-generic-64k (Ubuntu package)
linux-image-5.15.0-125-generic-lpae (Ubuntu package)
linux-image-5.15.0-125-lowlatency-64k (Ubuntu package)
linux-image-5.15.0-125-lowlatency (Ubuntu package)
linux-image-5.15.0-125-generic (Ubuntu package)
linux-image-generic-lpae-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package)
linux-image-generic-64k-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-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-oem-20.04d (Ubuntu package)
linux-image-virtual-hwe-20.04 (Ubuntu package)
linux-image-generic-hwe-20.04 (Ubuntu package)
linux-image-5.15.0-1038-xilinx-zynqmp (Ubuntu package)
linux-image-gkeop-5.15 (Ubuntu package)
linux-image-5.15.0-1055-gkeop (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-5.15.0-1065-raspi (Ubuntu package)
linux-image-5.15.0-1065-ibm (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-5.15.0-1067-nvidia-lowlatency (Ubuntu package)
linux-image-5.15.0-1067-nvidia (Ubuntu package)
linux-image-5.15.0-1067-intel-iotg (Ubuntu package)
linux-image-gke-5.15 (Ubuntu package)
linux-image-5.15.0-1069-kvm (Ubuntu package)
linux-image-5.15.0-1069-gke (Ubuntu package)
linux-image-oracle-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1070-oracle (Ubuntu package)
linux-image-gcp-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1071-gcp (Ubuntu package)
linux-image-aws-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1072-aws (Ubuntu package)
linux-image-azure-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1075-azure (Ubuntu package)
linux-image-5.15.0-1078-azure (Ubuntu package)
linux-image-azure-cvm (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-48-generic (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-48-generic-64k (Ubuntu package)
linux-image-lowlatency-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-48-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-48-lowlatency (Ubuntu package)
linux-image-lowlatency-hwe-22.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-oem-22.04d (Ubuntu package)
linux-image-oem-22.04c (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-oem-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-generic-64k-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-64k (Ubuntu package)
linux-image-6.8.0-1015-oracle (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-6.8.0-1016-oem (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-6.8.0-1016-azure (Ubuntu package)
linux-image-6.8.0-1016-azure-fde (Ubuntu package)
linux-image-6.8.0-1016-gcp (Ubuntu package)
linux-image-6.8.0-1017-nvidia (Ubuntu package)
linux-image-6.8.0-1017-nvidia-64k (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-nvidia-lowlatency-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-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-1017-gcp (Ubuntu package)
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-nvidia-6.8 (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)
OpenShift Virtualization
Red Hat OpenShift Container Platform
linux-image-intel-iotg (Ubuntu package)
linux-image-intel (Ubuntu package)
Dell EMC VxRail Appliance
IBM API Connect
IBM Security Guardium
EMC Cloud Tiering Appliance

Detailed vulnerability description

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

The vulnerability exists due to a use-after-free error within the iucv_sever_path() function in net/iucv/af_iucv.c. A local user can escalate privileges on the system.


How to mitigate CVE-2024-42271

Install update from vendor's website.

Sources