SUSE update for libxml2

1) Heap-based buffer overflow

EUVDB-ID: #VU89430

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-34459

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when parsing XML data. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack.

Mitigation

Update the affected package libxml2 to the latest version.

Vulnerable software versions

Python 3 Module: 15-SP5 - 15-SP6

Basesystem Module: 15-SP5 - 15-SP6

SUSE Linux Enterprise Real Time 15: SP5 - SP6

openSUSE Leap: 15.5 - 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP5 - SP6

SUSE Linux Enterprise Server 15: SP5 - SP6

SUSE Linux Enterprise Desktop 15: SP5 - SP6

SUSE Linux Enterprise Micro: 5.5

SUSE Linux Enterprise High Performance Computing 15: SP5

libxml2-2-64bit-debuginfo: before 2.10.3-150500.5.17.1

libxml2-devel-64bit: before 2.10.3-150500.5.17.1

libxml2-2-64bit: before 2.10.3-150500.5.17.1

libxml2-doc: before 2.10.3-150500.5.17.1

libxml2-2-32bit: before 2.10.3-150500.5.17.1

libxml2-2-32bit-debuginfo: before 2.10.3-150500.5.17.1

libxml2-devel-32bit: before 2.10.3-150500.5.17.1

python311-libxml2-debuginfo: before 2.10.3-150500.5.17.1

libxml2-debugsource: before 2.10.3-150500.5.17.1

libxml2-tools-debuginfo: before 2.10.3-150500.5.17.1

libxml2-devel: before 2.10.3-150500.5.17.1

python311-libxml2: before 2.10.3-150500.5.17.1

libxml2-python-debugsource: before 2.10.3-150500.5.17.1

python3-libxml2: before 2.10.3-150500.5.17.1

libxml2-2: before 2.10.3-150500.5.17.1

python3-libxml2-debuginfo: before 2.10.3-150500.5.17.1

libxml2-tools: before 2.10.3-150500.5.17.1

libxml2-2-debuginfo: before 2.10.3-150500.5.17.1

External links

http://www.suse.com/support/update/announcement/2024/suse-su-20242290-1/

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.