Description
NULL pointer dereference vulnerability in the rebuild_vlists function in lib/dotgen/conc.c in the dotgen library in Graphviz 2.40.1 allows remote attackers to cause a denial of service (application crash) via a crafted file.
References (6)
Core 6
Core References
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3731-1/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TWUEEJPMS5LAROYJYY6FREOTI6VPN3M4/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N6VR2CT3LD52GWAQUZAOSEXSYE3O7HGN/
Patch, Third Party Advisory x_refsource_misc
https://gitlab.com/graphviz/graphviz/issues/1367
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1579254
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/05/msg00014.html
Scores
CVSS v3
5.5
EPSS
0.0032
EPSS Percentile
54.9%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-476
Status
published
Products (6)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
fedoraproject/fedora
27
fedoraproject/fedora
28
graphviz/graphviz
2.40.1
Published
May 30, 2018
Tracked Since
Feb 18, 2026