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Fencer Intel
high 7.5

CVE-2014-9157 json

Format string vulnerability in the yyerror function in lib/cgraph/scan.l in Graphviz allows remote attackers to have unspecified impact via…

published 2014-12-03 11 y ago modified 2026-06-17 4 mo ago also EUVD-2014-8982

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.6%
EPSS 5.6% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Format string vulnerability in the yyerror function in lib/cgraph/scan.l in Graphviz allows remote attackers to have unspecified impact via format string specifiers in unknown vectors, which are not properly handled in an error string.

Patch / fix

  • graphviz graphviz 2.42.4
  • graphviz Debian 14, Debian 13, Debian 12 2.38.0-7

debian advisories DEBIAN-CVE-2014-9157

  • graphviz Ubuntu 14.04 LTS 2.36.0-0ubuntu3.1

ubuntu advisories UBUNTU-CVE-2014-9157

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-9157 updated cvss 4.3

graphviz: format string vulnerability in yyerror()

  • Red Hat Enterprise Linux 6 graphviz, graphviz-gd, graphviz-lua, graphviz-php, graphviz-tcl, graphviz-java, +5 more Red Hat Enterprise Linux 7 graphviz, graphviz-gd, graphviz-lua, graphviz-php, graphviz-tcl, graphviz-java, +6 more
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.57% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/ellson/graphviz/commit/99eda421f7ddc27b14e4ac1d2126e5fe41719081 referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/oss-sec/2014/q4/872 referenced PoC, tagged "exploit" by a source, unverified
  • seclists.org http://seclists.org/oss-sec/2014/q4/784 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-134 Use of Externally-Controlled Format String

References

Sources

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