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Debian Security Advisory DSA 3098-1 (graphviz - security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
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.
Insight
Insight
Graph drawing addresses the problem of visualizing structural information by constructing geometric representations of abstract graphs and networks. Automatic generation of graph drawings has important applications in key technologies such as database design, software engineering, VLSI and network design and visual interfaces in other domains. Situations where these tools might be particularly useful include:
Affected Software
Affected Software
graphviz on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
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.