Buffer overflow in Linux kernel - CVE-2023-53032

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU106215

Buffer overflow in Linux kernel - CVE-2023-53032

Published: March 27, 2025 / Updated: May 11, 2025


Vulnerability identifier: #VU106215
CSH Severity: Low
CVSS v4 BT: 5.9 [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-2023-53032
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to memory corruption within the bitmap_ip_create() function in net/netfilter/ipset/ip_set_bitmap_ip.c. A local user can escalate privileges on the system.


Affected software

Linux kernel
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Live Patching
openEuler
kgraft-patch-4_12_14-122_258-default
gfs2-kmp-default-debuginfo
cluster-md-kmp-default-debuginfo
kernel-syms
dlm-kmp-default-debuginfo
kernel-default-debugsource
kernel-default-devel-debuginfo
kernel-default-base
ocfs2-kmp-default
kernel-default-debuginfo
ocfs2-kmp-default-debuginfo
kernel-default-base-debuginfo
kernel-default-devel
kernel-default
kernel-devel
kernel-macros
kernel-source
kernel-default-kgraft-devel
kernel-default-kgraft
kernel-default-man
cluster-md-kmp-default
gfs2-kmp-default
dlm-kmp-default
bpftool
kernel
bpftool-debuginfo
kernel-debuginfo
kernel-debugsource
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python2-perf
python2-perf-debuginfo
python3-perf
python3-perf-debuginfo

How to mitigate CVE-2023-53032

Install update from vendor's website.

Linux kernel - update to 5.4.229
kgraft-patch-4_12_14-122_258-default - update to 1-8.3.1
gfs2-kmp-default-debuginfo - update to 4.12.14-122.258.1
cluster-md-kmp-default-debuginfo - update to 4.12.14-122.258.1
kernel-syms - update to 4.12.14-122.258.1
dlm-kmp-default-debuginfo - update to 4.12.14-122.258.1
kernel-default-debugsource - update to 4.12.14-122.258.1
kernel-default-devel-debuginfo - update to 4.12.14-122.258.1
kernel-default-base - update to 4.12.14-122.258.1
ocfs2-kmp-default - update to 4.12.14-122.258.1
kernel-default-debuginfo - update to 4.12.14-122.258.1
ocfs2-kmp-default-debuginfo - update to 4.12.14-122.258.1
kernel-default-base-debuginfo - update to 4.12.14-122.258.1
kernel-default-devel - update to 4.12.14-122.258.1
kernel-default - update to 4.12.14-122.258.1
kernel-devel - update to 4.12.14-122.258.1
kernel-macros - update to 4.12.14-122.258.1
kernel-source - update to 4.12.14-122.258.1
kernel-default-kgraft-devel - update to 4.12.14-122.258.1
kernel-default-kgraft - update to 4.12.14-122.258.1
kernel-default-man - update to 4.12.14-122.258.1
cluster-md-kmp-default - update to 4.12.14-122.258.1
gfs2-kmp-default - update to 4.12.14-122.258.1
dlm-kmp-default - update to 4.12.14-122.258.1
bpftool - update to 4.19.90-2505.1.0.0326
kernel - update to 4.19.90-2505.1.0.0326
bpftool-debuginfo - update to 4.19.90-2505.1.0.0326
kernel-debuginfo - update to 4.19.90-2505.1.0.0326
kernel-debugsource - update to 4.19.90-2505.1.0.0326
kernel-devel - update to 4.19.90-2505.1.0.0326
kernel-source - update to 4.19.90-2505.1.0.0326
kernel-tools - update to 4.19.90-2505.1.0.0326
kernel-tools-debuginfo - update to 4.19.90-2505.1.0.0326
kernel-tools-devel - update to 4.19.90-2505.1.0.0326
perf - update to 4.19.90-2505.1.0.0326
perf-debuginfo - update to 4.19.90-2505.1.0.0326
python2-perf - update to 4.19.90-2505.1.0.0326
python2-perf-debuginfo - update to 4.19.90-2505.1.0.0326
python3-perf - update to 4.19.90-2505.1.0.0326
python3-perf-debuginfo - update to 4.19.90-2505.1.0.0326

External References

Related Security Bulletins