Use-after-free in Linux kernel - CVE-2024-43900

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Main Vulnerability Database Vulnerabilities #VU96515

Use-after-free in Linux kernel - CVE-2024-43900

Published: August 26, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU96515
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-2024-43900
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Affected software:
Linux kernel
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 12
openSUSE Leap Micro
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Live Patching
Ubuntu
Legacy Module
Basesystem Module
Development Tools Module
SUSE Real Time Module
Public Cloud Module
openSUSE Leap
openEuler
RecoverPoint for Virtual Machines
linux-image-5.4.0-1142-aws-fips (Ubuntu package)
linux-image-oem-osp1 (Ubuntu package)
linux-image-lowlatency-lts-xenial (Ubuntu package)
linux-image-generic-hwe-18.04 (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-5.4.0-1142-aws (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-5.4.0-1147-azure (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-5.4.0-1090-ibm (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-generic-lts-xenial (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-5.4.0-1145-gcp (Ubuntu package)
linux-image-5.4.0-1140-oracle (Ubuntu package)
linux-image-5.4.0-211-generic (Ubuntu package)
linux-image-oracle-lts-18.04 (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-gcp-lts-18.04 (Ubuntu package)
linux-image-aws-lts-18.04 (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-4.15.0-1178-aws (Ubuntu package)
linux-image-aws-hwe (Ubuntu package)
linux-image-4.15.0-1171-gcp (Ubuntu package)
linux-image-4.15.0-1161-kvm (Ubuntu package)
linux-image-5.4.0-211-lowlatency (Ubuntu package)
linux-image-4.15.0-1140-oracle (Ubuntu package)
linux-image-4.4.0-1141-aws (Ubuntu package)
linux-image-virtual-lts-xenial (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-oem (Ubuntu package)
linux-image-lowlatency-hwe-16.04 (Ubuntu package)
linux-image-4.4.0-266-lowlatency (Ubuntu package)
linux-image-4.4.0-266-generic (Ubuntu package)
linux-image-4.4.0-1179-aws (Ubuntu package)
linux-image-generic-hwe-16.04 (Ubuntu package)
linux-image-virtual-hwe-16.04 (Ubuntu package)
linux-image-4.15.0-235-lowlatency (Ubuntu package)
linux-image-4.15.0-235-generic (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-5.4.0-1116-fips (Ubuntu package)
linux-image-intel-iot-realtime (Ubuntu package)
linux-image-azure-fips (Ubuntu package)
linux-image-fips (Ubuntu package)
linux-image-aws-fips (Ubuntu package)
linux-image-4.4.0-1142-kvm (Ubuntu package)
linux-image-azure-lts-18.04 (Ubuntu package)
linux-image-4.15.0-1186-azure (Ubuntu package)
linux-image-3.13.0-204-generic (Ubuntu package)
linux-image-5.4.0-1145-gcp-fips (Ubuntu package)
linux-image-5.15.0-1083-azure-fips (Ubuntu package)
linux-image-5.15.0-1079-gcp-fips (Ubuntu package)
linux-image-5.15.0-1073-intel-iot-realtime (Ubuntu package)
kgraft-patch-4_12_14-122_228-default
kernel-livepatch-5_14_21-150500_55_80-default-debuginfo
kernel-livepatch-SLE15-SP5_Update_19-debugsource
kernel-livepatch-5_14_21-150500_55_80-default
kernel-livepatch-5_14_21-150500_13_67-rt-debuginfo
kernel-livepatch-SLE15-SP5-RT_Update_19-debugsource
kernel-livepatch-5_14_21-150500_13_67-rt
kernel-livepatch-6_4_0-150600_10_8-rt
kernel-livepatch-SLE15-SP6-RT_Update_2-debugsource
kernel-livepatch-6_4_0-150600_10_8-rt-debuginfo
kernel-livepatch-6_4_0-150600_23_22-default
kernel-livepatch-6_4_0-150600_23_22-default-debuginfo
kernel-livepatch-SLE15-SP6_Update_4-debugsource
kernel-rt_debug-debuginfo
cluster-md-kmp-rt-debuginfo
kernel-rt-debugsource
gfs2-kmp-rt
kernel-rt_debug-devel-debuginfo
kernel-syms-rt
kernel-rt-base
gfs2-kmp-rt-debuginfo
kernel-rt-debuginfo
cluster-md-kmp-rt
dlm-kmp-rt
kernel-rt-devel
kernel-rt-base-debuginfo
kernel-rt_debug-debugsource
ocfs2-kmp-rt
ocfs2-kmp-rt-debuginfo
kernel-rt_debug-devel
kernel-rt-devel-debuginfo
dlm-kmp-rt-debuginfo
kernel-devel-rt
kernel-source-rt
kernel-rt
kernel-rt_debug
kernel-azure-base-debuginfo
kernel-devel-azure
kernel-source-azure
kernel-syms-azure
kernel-azure-debugsource
kernel-azure-debuginfo
kernel-azure-devel
kernel-azure-base
kernel-azure
dlm-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-default-base-debuginfo
ocfs2-kmp-default-debuginfo
cluster-md-kmp-default
dlm-kmp-default
kernel-default-debugsource
kernel-syms
kernel-default-base
kernel-default-debuginfo
ocfs2-kmp-default
gfs2-kmp-default-debuginfo
gfs2-kmp-default
kernel-default
kernel-devel
kernel-macros
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-devel
kernel-docs
kernel-obs-build-debugsource
kernel-obs-build
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python2-perf
python2-perf-debuginfo
python3-perf
python3-perf-debuginfo
kernel
kernel-tools
bpftool
bpftool-debuginfo
kernel-debuginfo
kernel-debugsource
linux-image-generic-lpae (Ubuntu package)
linux-image-5.4.0-211-generic-lpae (Ubuntu package)
linux-image-5.4.0-1048-iot (Ubuntu package)
linux-image-xilinx-zynqmp (Ubuntu package)
linux-image-5.4.0-1060-xilinx-zynqmp (Ubuntu package)
linux-image-5.4.0-1088-ibm (Ubuntu package)
linux-image-ibm-lts-20.04 (Ubuntu package)
linux-image-bluefield (Ubuntu package)
linux-image-5.4.0-1101-bluefield (Ubuntu package)
linux-image-5.4.0-1129-kvm (Ubuntu package)
linux-raspi (Ubuntu package)
linux-raspi-5.4 (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)
kernel-headers
kernel-rt_debug-livepatch-devel
kernel-rt-optional-debuginfo
kernel-rt-vdso
kernel-rt-vdso-debuginfo
kernel-rt_debug-vdso-debuginfo
kernel-rt_debug-vdso
kernel-rt-extra-debuginfo
kselftests-kmp-rt
kernel-rt-livepatch-devel
kselftests-kmp-rt-debuginfo
reiserfs-kmp-rt
kernel-rt-livepatch
reiserfs-kmp-rt-debuginfo
kernel-rt-extra
kernel-rt-optional
kernel-azure-extra
kernel-azure-optional
kernel-azure-devel-debuginfo
reiserfs-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
dlm-kmp-azure
gfs2-kmp-azure-debuginfo
dlm-kmp-azure-debuginfo
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
dtb-cavium
dtb-nvidia
dtb-renesas
dtb-mediatek
dtb-hisilicon
dtb-amlogic
dtb-qcom
dtb-rockchip
dtb-exynos
dtb-marvell
dtb-lg
dtb-altera
dtb-amazon
dtb-arm
dtb-aarch64
kernel-obs-qa
dtb-allwinner
dtb-apm
dtb-apple
dtb-freescale
dtb-sprd
dtb-socionext
dtb-broadcom
dtb-xilinx
dtb-amd
kselftests-kmp-default-debuginfo
reiserfs-kmp-64kb
kernel-64kb-optional
kernel-default-optional
reiserfs-kmp-default-debuginfo
kernel-default-livepatch-devel
kselftests-kmp-default
kernel-zfcpdump-debugsource
cluster-md-kmp-64kb-debuginfo
kernel-default-livepatch
kernel-64kb-extra
kernel-64kb-debugsource
cluster-md-kmp-64kb
kselftests-kmp-64kb
kernel-64kb-devel-debuginfo
reiserfs-kmp-64kb-debuginfo
dlm-kmp-64kb-debuginfo
ocfs2-kmp-64kb
kernel-64kb-optional-debuginfo
kernel-64kb-devel
reiserfs-kmp-default
kernel-64kb-debuginfo
gfs2-kmp-64kb
dlm-kmp-64kb
kselftests-kmp-64kb-debuginfo
kernel-zfcpdump-debuginfo
kernel-zfcpdump
kernel-kvmsmall
kernel-kvmsmall-vdso-debuginfo
kernel-debug-debuginfo
kernel-debug-devel-debuginfo
kernel-debug-debugsource
kernel-debug-livepatch-devel
kernel-debug-devel
kernel-debug
kernel-source-vanilla
kernel-default-optional-debuginfo
kernel-docs-html
ocfs2-kmp-64kb-debuginfo
gfs2-kmp-64kb-debuginfo
kernel-64kb-livepatch-devel
kernel-64kb-extra-debuginfo
kernel-64kb
kernel-kvmsmall-debuginfo
kernel-kvmsmall-vdso
kernel-kvmsmall-devel
kernel-kvmsmall-devel-debuginfo
kernel-kvmsmall-debugsource
kernel-kvmsmall-livepatch-devel
kernel-default-vdso-debuginfo
kernel-debug-vdso-debuginfo
kernel-default-vdso
kernel-debug-vdso
kernel-default-base-rebuild
linux-image-lowlatency-64k (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-5.15.0-135-generic (Ubuntu package)
linux-image-5.15.0-135-generic-64k (Ubuntu package)
linux-image-5.15.0-135-generic-lpae (Ubuntu package)
linux-image-5.15.0-135-lowlatency (Ubuntu package)
linux-image-5.15.0-135-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-hwe-20.04 (Ubuntu package)
linux-image-5.15.0-136-generic (Ubuntu package)
linux-image-5.15.0-136-generic-64k (Ubuntu package)
linux-image-5.15.0-136-generic-lpae (Ubuntu package)
linux-image-generic-64k-hwe-20.04 (Ubuntu package)
linux-image-generic-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-oem-20.04d (Ubuntu package)
linux-image-virtual-hwe-20.04 (Ubuntu package)
linux-image-5.15.0-1021-nvidia-tegra-igx-rt (Ubuntu package)
linux-image-5.15.0-1021-nvidia-tegra-igx (Ubuntu package)
linux-image-nvidia-tegra-igx-rt (Ubuntu package)
linux-image-nvidia-tegra-igx (Ubuntu package)
linux-image-5.15.0-1033-nvidia-tegra (Ubuntu package)
linux-image-nvidia-tegra (Ubuntu package)
linux-image-5.15.0-1033-nvidia-tegra-rt (Ubuntu package)
linux-image-nvidia-tegra-rt (Ubuntu package)
linux-image-5.15.0-1044-xilinx-zynqmp (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-gkeop-5.15 (Ubuntu package)
linux-image-5.15.0-1062-gkeop (Ubuntu package)
linux-image-5.15.0-1072-ibm (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-5.15.0-1074-nvidia-lowlatency (Ubuntu package)
linux-image-5.15.0-1074-nvidia (Ubuntu package)
linux-image-5.15.0-1074-raspi (Ubuntu package)
linux-image-5.15.0-1074-ibm (Ubuntu package)
linux-image-5.15.0-1075-intel-iotg (Ubuntu package)
linux-image-5.15.0-1076-kvm (Ubuntu package)
linux-image-oracle-lts-22.04 (Ubuntu package)
linux-image-gke-5.15 (Ubuntu package)
linux-image-5.15.0-1077-gke (Ubuntu package)
linux-image-5.15.0-1077-oracle (Ubuntu package)
linux-image-5.15.0-1077-intel-iotg (Ubuntu package)
linux-image-gcp-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1079-gcp (Ubuntu package)
linux-image-aws-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1080-aws (Ubuntu package)
linux-image-5.15.0-1081-gcp (Ubuntu package)
linux-image-azure-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1084-azure (Ubuntu package)
linux-image-azure-cvm (Ubuntu package)
linux-image-5.15.0-1086-azure (Ubuntu package)
linux-image-5.15.0-1086-azure-fde (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-50-generic-64k (Ubuntu package)
linux-image-6.8.0-50-generic (Ubuntu package)
linux-image-lowlatency-64k-hwe-24.04 (Ubuntu package)
linux-image-lowlatency-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-50-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-50-lowlatency (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-6.8.0-1015-gke (Ubuntu package)
linux-image-6.8.0-1016-raspi (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-6.8.0-1017-ibm (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-6.8.0-1017-oracle-64k (Ubuntu package)
linux-image-6.8.0-1017-oracle (Ubuntu package)
linux-image-6.8.0-1018-oem (Ubuntu package)
linux-image-oem-24.04 (Ubuntu package)
linux-image-oem-24.04a (Ubuntu package)
linux-image-6.8.0-1019-gcp (Ubuntu package)
linux-image-6.8.0-1019-nvidia (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1019-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1019-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1019-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency-64k (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-6.8.0-1020-aws (Ubuntu package)
linux-image-6.8.0-1020-azure (Ubuntu package)
linux-image-6.8.0-1020-azure-fde (Ubuntu package)
linux-image-intel-iotg (Ubuntu package)
linux-image-intel (Ubuntu package)

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 load_firmware_cb() function in drivers/media/tuners/xc2028.c. A local user can escalate privileges on the system.


How to mitigate CVE-2024-43900

Install update from vendor's website.

Sources