SUSE update for libxml2



Published: 2021-06-09
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-3541
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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SUSE Linux Enterprise Module for Python2
Operating systems & Components / Operating system

SUSE MicroOS
Operating systems & Components / Operating system

SUSE Linux Enterprise Module for Basesystem
Operating systems & Components / Operating system

libxml2-2-32bit-debuginfo
Operating systems & Components / Operating system package or component

libxml2-2-32bit
Operating systems & Components / Operating system package or component

python3-libxml2-python-debuginfo
Operating systems & Components / Operating system package or component

python3-libxml2-python
Operating systems & Components / Operating system package or component

libxml2-devel
Operating systems & Components / Operating system package or component

python2-libxml2-python-debuginfo
Operating systems & Components / Operating system package or component

python2-libxml2-python
Operating systems & Components / Operating system package or component

python-libxml2-python-debugsource
Operating systems & Components / Operating system package or component

libxml2-tools-debuginfo
Operating systems & Components / Operating system package or component

libxml2-tools
Operating systems & Components / Operating system package or component

libxml2-debugsource
Operating systems & Components / Operating system package or component

libxml2-2-debuginfo
Operating systems & Components / Operating system package or component

libxml2-2
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

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

Description

The 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.

Mitigation

Update the affected package libxml2 to the latest version.

Vulnerable software versions

SUSE 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 links

http://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.



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