Joshua Rogers discovered a format string vulnerability in the yyerror function in lib/cgraph/scan.l in Graphviz, a rich set of graph drawing tools. An attacker could use this flaw to cause graphviz to crash or possibly execute arbitrary code.

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Debian Security Advisory DSA-3098-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
http://www.debian.org/security/                      Salvatore Bonaccorso
December 11, 2014                      http://www.debian.org/security/faq
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Package        : graphviz
CVE ID         : CVE-2014-9157
Debian Bug     : 772648

Joshua Rogers discovered a format string vulnerability in the yyerror
function in lib/cgraph/scan.l in Graphviz, a rich set of graph drawing
tools. An attacker could use this flaw to cause graphviz to crash or
possibly execute arbitrary code.

For the stable distribution (wheezy), this problem has been fixed in
version 2.26.3-14+deb7u2.

For the upcoming stable distribution (jessie), this problem will be
fixed soon in version 2.38.0-7.

For the unstable distribution (sid), this problem has been fixed in
version 2.38.0-7.

We recommend that you upgrade your graphviz packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

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