CVE-2014-1236

critical
Published 2014-01-10 · Modified 2026-04-29
CVSS v3
CVSS v2
10.0
VIR risk
10.0

Description

Stack-based buffer overflow in the chkNum function in lib/cgraph/scan.l in Graphviz 2.34.0 allows remote attackers to have unspecified impact via vectors related to a "badly formed number" and a "long digit list."

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2014-1236

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/ellson/graphviz/commit/1d1bdec6318746f6f19f245db589eddc887ae8ff

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — http://secunia.com/advisories/55666

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed2.26.3-16.1
debian debianbullseyefixed2.26.3-16.1
debian debianforkyfixed2.26.3-16.1
debian debiansidfixed2.26.3-16.1
debian debiantrixiefixed2.26.3-16.1

Application impact

VendorProductVersionsFixed
graphvizgraphviz2.34.0

References

CWEs

CWE-119

Verify integrity in audit chain (admin only). AS-IS.