The mxmlDelete function in mxml-node.c in mxml 2.9, 2.7, and possibly earlier allows remote attackers to cause a denial of service (stack consumption) via crafted xml file.

Several stack exhaustion conditions were found in mxml that can easily crash when parsing xml files.

CVE-2016-4570

The mxmlDelete function in mxml-node.c allows remote attackers to cause a denial of service (stack consumption) via crafted xml file.

CVE-2016-4571

The mxml_write_node function in mxml-file.c allows remote attackers to cause a denial of service (stack consumption) via crafted xml file

CVE-2018-20004

A stack-based buffer overflow in mxml_write_node via vectors involving a double-precision floating point number.

For Debian 8 'Jessie', these problems have been fixed in version 2.6-2+deb8u1.

We recommend that you upgrade your mxml packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for mxml fixes the following issues :

  - CVE-2016-4570: Specially crafted XML files could have     caused stack exhaustation (bsc#979205)

  - CVE-2016-4571: Specially crafted XML files could have     caused stack exhaustation (bsc#979206)

Update to 2.9

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
121397	Debian DLA-1641-1 : mxml security update	Nessus	Debian Local Security Checks	high
99015	openSUSE Security Update : mxml (openSUSE-2017-380)	Nessus	SuSE Local Security Checks	medium
92088	Fedora 24 : mxml (2016-44821f9576)	Nessus	Fedora Local Security Checks	medium

Detections

Analytics

CVE-2016-4570

medium

Tenable Plugins

high

medium

medium