Main Vulnerability Database Vulnerabilities #VU94403

Memory leak in Linux kernel - CVE-2022-48822

Published: July 17, 2024 / Updated: May 13, 2025

Vulnerability identifier: #VU94403

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-2022-48822

CWE-ID: CWE-401

Exploitation vector: Local access

Exploit availability: No public exploit available

Affected software:
Linux kernel
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 15
SUSE Linux Enterprise High Availability Extension 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Availability Extension 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Real Time 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Software Development Kit 12
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Enterprise Storage
SUSE Linux Enterprise Workstation Extension 12
SUSE Linux Enterprise Live Patching
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Linux Enterprise Server 15 SP3 Business Critical Linux
SUSE Linux Enterprise Server 15 SP4 LTSS
SUSE Linux Enterprise Desktop 15 SP4 LTSS
Public Cloud Module
Legacy Module
Development Tools Module
Basesystem Module
SUSE Real Time Module
openSUSE Leap
openEuler
RecoverPoint for Virtual Machines
kgraft-patch-4_12_14-122_228-default
kernel-livepatch-5_3_18-150300_59_170-preempt-debuginfo
kernel-livepatch-5_3_18-150300_59_170-preempt
kernel-livepatch-SLE15-SP3_Update_47-debugsource
kernel-livepatch-5_3_18-150300_59_170-default
kernel-livepatch-5_3_18-150300_59_170-default-debuginfo
kernel-livepatch-5_14_21-150400_24_128-default-debuginfo
kernel-livepatch-SLE15-SP4_Update_29-debugsource
kernel-livepatch-5_14_21-150400_24_128-default
kernel-livepatch-5_14_21-150500_13_64-rt-debuginfo
kernel-livepatch-5_14_21-150500_13_64-rt
kernel-livepatch-SLE15-SP5-RT_Update_18-debugsource
kernel-livepatch-5_14_21-150500_55_73-default-debuginfo
kernel-livepatch-5_14_21-150500_55_73-default
kernel-livepatch-SLE15-SP5_Update_17-debugsource
kernel-rt_debug
kernel-rt_debug-devel-debuginfo
kernel-rt-debugsource
gfs2-kmp-rt
cluster-md-kmp-rt-debuginfo
kernel-rt_debug-debuginfo
kernel-rt
kernel-source-rt
kernel-devel-rt
dlm-kmp-rt-debuginfo
kernel-rt-devel-debuginfo
kernel-rt_debug-devel
ocfs2-kmp-rt-debuginfo
kernel-rt-debuginfo
gfs2-kmp-rt-debuginfo
kernel-rt-base
cluster-md-kmp-rt
dlm-kmp-rt
kernel-rt-base-debuginfo
kernel-syms-rt
ocfs2-kmp-rt
kernel-rt_debug-debugsource
kernel-rt-devel
kernel-azure
kernel-devel-azure
kernel-azure-base
kernel-azure-devel
kernel-source-azure
kernel-azure-debuginfo
kernel-azure-debugsource
kernel-syms-azure
kernel-azure-base-debuginfo
kernel-default-extra-debuginfo
kernel-default-extra
kernel-default-man
kernel-default-debugsource
kernel-default-kgraft
kernel-default-kgraft-devel
kernel-default-devel-debuginfo
kernel-macros
kernel-default-devel
cluster-md-kmp-default-debuginfo
gfs2-kmp-default-debuginfo
ocfs2-kmp-default
kernel-default-debuginfo
kernel-default-base
kernel-syms
dlm-kmp-default
cluster-md-kmp-default
ocfs2-kmp-default-debuginfo
kernel-default-base-debuginfo
dlm-kmp-default-debuginfo
gfs2-kmp-default
kernel-default
kernel-devel
kernel-source
kernel-obs-build
kernel-obs-build-debugsource
kernel-docs
kernel
kernel-debuginfo
kernel-tools-devel
python3-perf-debuginfo
kernel-tools-debuginfo
bpftool-debuginfo
python3-perf
kernel-debugsource
python2-perf
python2-perf-debuginfo
kernel-tools
bpftool
perf-debuginfo
perf
dtb-hisilicon
kselftests-kmp-64kb
kernel-64kb-debuginfo
kernel-kvmsmall-livepatch-devel
dtb-rockchip
dtb-exynos
kernel-64kb-optional-debuginfo
dtb-renesas
ocfs2-kmp-64kb
dtb-zte
dtb-nvidia
dtb-apm
dtb-socionext
kernel-source-vanilla
kernel-kvmsmall
kernel-debug
kernel-kvmsmall-devel
kernel-debug-debuginfo
kernel-kvmsmall-debugsource
kernel-debug-livepatch-devel
kernel-kvmsmall-devel-debuginfo
dtb-xilinx
kernel-64kb-devel
ocfs2-kmp-64kb-debuginfo
dlm-kmp-64kb-debuginfo
dtb-sprd
kernel-64kb-extra-debuginfo
kernel-64kb-optional
gfs2-kmp-64kb-debuginfo
kernel-64kb-devel-debuginfo
cluster-md-kmp-64kb
cluster-md-kmp-64kb-debuginfo
reiserfs-kmp-64kb
dtb-amlogic
dtb-altera
reiserfs-kmp-64kb-debuginfo
dtb-arm
dtb-marvell
dtb-amd
kernel-64kb-extra
kernel-64kb-debugsource
dtb-allwinner
dtb-al
gfs2-kmp-64kb
kernel-debug-devel
dtb-freescale
dtb-cavium
kselftests-kmp-64kb-debuginfo
dlm-kmp-preempt
kernel-preempt-debuginfo
kernel-preempt-extra
kselftests-kmp-preempt
gfs2-kmp-preempt-debuginfo
kernel-preempt-optional
reiserfs-kmp-preempt
kernel-preempt-debugsource
dlm-kmp-preempt-debuginfo
kernel-preempt-devel-debuginfo
kernel-preempt-devel
gfs2-kmp-preempt
kernel-preempt-livepatch-devel
cluster-md-kmp-preempt
ocfs2-kmp-preempt
kernel-preempt-optional-debuginfo
cluster-md-kmp-preempt-debuginfo
ocfs2-kmp-preempt-debuginfo
reiserfs-kmp-preempt-debuginfo
kselftests-kmp-preempt-debuginfo
kernel-preempt-extra-debuginfo
kernel-preempt
kernel-zfcpdump
kernel-zfcpdump-debuginfo
kernel-zfcpdump-debugsource
dtb-aarch64
dtb-mediatek
dlm-kmp-64kb
dtb-qcom
dtb-lg
dtb-broadcom
kernel-64kb-livepatch-devel
kernel-debug-debugsource
kernel-64kb
kernel-kvmsmall-debuginfo
kernel-default-livepatch-devel
kernel-default-optional
kselftests-kmp-default-debuginfo
kernel-default-livepatch
reiserfs-kmp-default-debuginfo
kernel-debug-devel-debuginfo
kselftests-kmp-default
kernel-obs-qa
kernel-default-optional-debuginfo
reiserfs-kmp-default
kernel-default-base-rebuild
kernel-docs-html
dtb-apple
dtb-amazon
kselftests-kmp-rt
kernel-rt-extra
kernel-rt-vdso-debuginfo
kernel-rt-livepatch-devel
kernel-rt-optional
kernel-rt_debug-vdso-debuginfo
reiserfs-kmp-rt-debuginfo
kernel-rt_debug-vdso
kernel-rt_debug-livepatch-devel
kernel-rt-extra-debuginfo
kselftests-kmp-rt-debuginfo
reiserfs-kmp-rt
kernel-rt-optional-debuginfo
kernel-rt-livepatch
kernel-rt-vdso
kernel-azure-livepatch-devel
kernel-azure-devel-debuginfo
kselftests-kmp-azure
kernel-azure-optional
kernel-azure-extra
gfs2-kmp-azure-debuginfo
cluster-md-kmp-azure-debuginfo
kernel-azure-vdso-debuginfo
kernel-azure-vdso
dlm-kmp-azure-debuginfo
kselftests-kmp-azure-debuginfo
kernel-azure-extra-debuginfo
dlm-kmp-azure
reiserfs-kmp-azure
reiserfs-kmp-azure-debuginfo
ocfs2-kmp-azure
kernel-azure-optional-debuginfo
gfs2-kmp-azure
ocfs2-kmp-azure-debuginfo
cluster-md-kmp-azure
kernel-kvmsmall-vdso
kernel-kvmsmall-vdso-debuginfo
kernel-default-vdso
kernel-default-vdso-debuginfo
kernel-debug-vdso
kernel-debug-vdso-debuginfo
Dell EMC Storage Monitoring and Reporting (SMR)
Storage Resource Manager

Detailed vulnerability description

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

The vulnerability exists due to memory leak within the ffs_data_put(), ffs_data_new(), ffs_epfiles_destroy() and ffs_func_eps_disable() functions in drivers/usb/gadget/function/f_fs.c. A local user can perform a denial of service (DoS) attack.

How to mitigate CVE-2022-48822

Install update from vendor's website.

Memory leak in Linux kernel - CVE-2022-48822

Detailed vulnerability description

How to mitigate CVE-2022-48822

Sources

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