fig2dev heap-buffer overflow

published 2025-03-28 19 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-8632

cvss: 6.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits: 0; none known

heap-buffer overflow in fig2dev in version 3.2.9a allows an attacker to availability via local input manipulation via create_line_with_spline.

Patch / fix

distros 5

debian ubuntu suse opensuse alpine

fig2dev Debian 12 1:3.2.8b-3+deb12u1
fig2dev Debian 14, Debian 13 1:3.2.9a-2

debian advisories DEBIAN-CVE-2025-31164

fig2dev Ubuntu Pro 24.04 LTS 1:3.2.9-3ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2025-31164

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

transfig SLE Workstation Extension 15 SP7, SLE Workstation Extension 15 SP6, SLE Module for Package Hub 15 SP7 +2 more 3.2.9a-150600.3.5.1
transfig SLES LTSS Extended Security 12 SP5 3.2.8b-2.23.1

suse advisories SUSE-SU-2025:01835-2 SUSE-SU-2025:01835-1 SUSE-SU-2025:1540-1

transfig openSUSE Tumbleweed 3.2.9a-2.1

opensuse advisories openSUSE-SU-2025:15064-1

fig2dev Alpine 3.24, Alpine 3.23 3.2.9a-r2

alpine advisories ALPINE-CVE-2025-31164

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 19 mo ago (2025-03-28)

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

sourceforge.net https://sourceforge.net/p/mcj/tickets/184/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.6	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

Affected products

xfig fig2dev

Classification

Weakness

CWE-122 Heap-based Buffer Overflow

References

sourceforge.net /p/mcj/tickets/184/
exploit, issue-tracking
lists.debian.org /debian-lts-announce/2025/04/msg00030.html

Sources

CVE List CVE-2025-31164
NVD CVE-2025-31164

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary