SUSE update for libxml2

1) Use-after-free

EUVDB-ID: #VU103502

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-49043

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the xmlXIncludeAddNode() function in xinclude.c. A remote attacker can pass specially crafted XML input to the application, trigger a use-after-free error and crash the application or potentially execute arbitrary code.

Mitigation

Update the affected package libxml2 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server 15 SP3: LTSS

openSUSE Leap: 15.6

SUSE Linux Enterprise Micro for Rancher: 5.2

SUSE Linux Enterprise Server for SAP Applications 15: SP3

SUSE Linux Enterprise Server 15: SP3

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3

SUSE Linux Enterprise High Performance Computing 15: SP3

SUSE Enterprise Storage: 7.1

SUSE Linux Enterprise Micro: 5.1 - 5.2

libxml2-2-32bit: before 2.9.7-150000.3.73.1

libxml2-2-32bit-debuginfo: before 2.9.7-150000.3.73.1

libxml2-devel: before 2.9.7-150000.3.73.1

libxml2-2: before 2.9.7-150000.3.73.1

libxml2-2-debuginfo: before 2.9.7-150000.3.73.1

libxml2-tools-debuginfo: before 2.9.7-150000.3.73.1

libxml2-tools: before 2.9.7-150000.3.73.1

libxml2-debugsource: before 2.9.7-150000.3.73.1

python3-libxml2-python-debuginfo: before 2.9.7-150000.3.73.1

python3-libxml2-python: before 2.9.7-150000.3.73.1

python-libxml2-python-debugsource: before 2.9.7-150000.3.73.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_server_15_sp3:LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.6:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro_for_rancher:5.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_ltss_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing_15:SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_enterprise_storage:7.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.1:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_micro:5.2:*:*:*:*:*:*:*
• cpe:2.3:a:suse:libxml2-2-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libxml2-2-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libxml2-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libxml2-2:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libxml2-2-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libxml2-tools-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libxml2-tools:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libxml2-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:python3-libxml2-python-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:python3-libxml2-python:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:python-libxml2-python-debugsource:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250303-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.