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openSUSE Leap 15.0: 2018:3105-1 Critical: libxml2 Remote Code Execution

opensuse
Calendar Grey October 12, 2018
Dist Opensuse Esm H88
This patch for libxml2 fixes two security issues in openSUSE Leap 15.2, improving overall system integrity.
An update that fixes three vulnerabilities is now available.

Description

This update for libxml2 fixes the following security issues:

- CVE-2018-9251: The xz_decomp function allowed remote attackers to cause

a denial of service (infinite loop) via a crafted XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint (bsc#1088279)

- CVE-2018-14567: Prevent denial of service (infinite loop) via a crafted

XML file that triggers LZMA_MEMLIMIT_ERROR, as demonstrated by xmllint

(bsc#1105166)

- CVE-2018-14404: Prevent NULL pointer dereference in the

xmlXPathCompOpEval() function when parsing an invalid XPath expression

in the XPATH_OP_AND or XPATH_OP_OR case leading to a denial of service

attack (bsc#1102046)

This update was imported from the SUSE:SLE-15:Update update project.

Topics%20covered

Topics Covered

security advisory moderate denial of service update libxml2 openSUSE

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.0:

zypper in -t patch openSUSE-2018-1150=1

Package List

- openSUSE Leap 15.0 (i586 x86_64):

libxml2-2-2.9.7-lp150.2.3.1

libxml2-2-debuginfo-2.9.7-lp150.2.3.1

libxml2-debugsource-2.9.7-lp150.2.3.1

libxml2-devel-2.9.7-lp150.2.3.1

libxml2-tools-2.9.7-lp150.2.3.1

libxml2-tools-debuginfo-2.9.7-lp150.2.3.1

python-libxml2-python-debugsource-2.9.7-lp150.2.3.1

python2-libxml2-python-2.9.7-lp150.2.3.1

python2-libxml2-python-debuginfo-2.9.7-lp150.2.3.1

python3-libxml2-python-2.9.7-lp150.2.3.1

python3-libxml2-python-debuginfo-2.9.7-lp150.2.3.1

- openSUSE Leap 15.0 (noarch):

libxml2-doc-2.9.7-lp150.2.3.1

- openSUSE Leap 15.0 (x86_64):

libxml2-2-32bit-2.9.7-lp150.2.3.1

libxml2-2-32bit-debuginfo-2.9.7-lp150.2.3.1

libxml2-devel-32bit-2.9.7-lp150.2.3.1

References

https://www.suse.com/security/cve/CVE-2018-14404.html

https://www.suse.com/security/cve/CVE-2018-14567.html

https://www.suse.com/security/cve/CVE-2018-9251.html

https://bugzilla.suse.com/1088279

https://bugzilla.suse.com/1102046

https://bugzilla.suse.com/1105166

--

Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2018:3110-1
Rating: moderate
Affected Products: openSUSE Leap 15.0

Topics%20covered

Topics Covered

security advisory moderate denial of service update libxml2 openSUSE

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