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AUSCERT External Security Bulletin Redistribution
[SECURITY] [DLA 1641-1] mxml security update
29 January 2019
AusCERT Security Bulletin Summary
Operating System: Debian GNU/Linux 8
Impact/Access: Denial of Service -- Remote with User Interaction
CVE Names: CVE-2018-20004 CVE-2016-4571 CVE-2016-4570
Comment: This advisory references vulnerabilities in products which run on
platforms other than Debian. It is recommended that administrators
running mxml check for an updated version of the software for their
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Package : mxml
Version : 2.6-2+deb8u1
CVE ID : CVE-2016-4570 CVE-2016-4571 CVE-2018-20004
Debian Bug : 825855 918007
Several stack exhaustion conditions were found in mxml that can easily
crash when parsing xml files.
The mxmlDelete function in mxml-node.c allows remote attackers to
cause a denial of service (stack consumption) via crafted xml file.
The mxml_write_node function in mxml-file.c allows remote attackers
to cause a denial of service (stack consumption) via crafted xml
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
We recommend that you upgrade your mxml packages.
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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