Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU53289
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-2021-3541
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
MitigationUpdate the affected package libxml2 to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Module for Python2: 15-SP2 - 15-SP3
SUSE MicroOS: 5.0
SUSE Linux Enterprise Module for Basesystem: 15-SP2 - 15-SP3
libxml2-2-32bit-debuginfo: before 2.9.7-3.37.1
libxml2-2-32bit: before 2.9.7-3.37.1
python3-libxml2-python-debuginfo: before 2.9.7-3.37.1
python3-libxml2-python: before 2.9.7-3.37.1
libxml2-devel: before 2.9.7-3.37.1
python2-libxml2-python-debuginfo: before 2.9.7-3.37.1
python2-libxml2-python: before 2.9.7-3.37.1
python-libxml2-python-debugsource: before 2.9.7-3.37.1
libxml2-tools-debuginfo: before 2.9.7-3.37.1
libxml2-tools: before 2.9.7-3.37.1
libxml2-debugsource: before 2.9.7-3.37.1
libxml2-2-debuginfo: before 2.9.7-3.37.1
libxml2-2: before 2.9.7-3.37.1
External linkshttp://www.suse.com/support/update/announcement/2021/suse-su-20211917-1/
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.