CVE-2008-4555

Severity: high (CVSS 8.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-10-14 · updated 2026-06-16
Weakness: CWE-119

Description

Stack-based buffer overflow in the push_subg function in parser.y (lib/graph/parser.c) in Graphviz 2.20.2, and possibly earlier versions, allows user-assisted remote attackers to cause a denial of service (memory corruption) or execute arbitrary code via a DOT file with a large number of Agraph_t elements.

Affected products

Graphviz: through 2.20.2; 1.5.1, 1.5.2, 1.5.3, 1.7.5.1, 1.7.5.2, 1.7.5.3 (+33)

References

http://bugs.gentoo.org/show_bug.cgi?id=240636
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00012.html
http://roeehay.blogspot.com/2008/10/graphviz-buffer-overflow-code-execution.html
http://secunia.com/advisories/32186
http://secunia.com/advisories/32656
http://security.gentoo.org/glsa/glsa-200811-04.xml
http://securityreason.com/securityalert/4409
http://www.securityfocus.com/archive/1/497150/100/0/threaded
http://www.securityfocus.com/bid/31648
https://exchange.xforce.ibmcloud.com/vulnerabilities/45765
http://bugs.gentoo.org/show_bug.cgi?id=240636
http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00012.html

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