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 atta...

References

• advisory https://usn.ubuntu.com/3731-1/
• patch https://gitlab.com/graphviz/graphviz/issues/1367
• report https://bugzilla.redhat.com/show_bug.cgi?id=1579254
• web https://lists.debian.org/debian-lts-announce/2021/05/msg00014.html
• web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N6VR2CT3LD52GWAQUZAOSEXSYE3O7HGN/
• web https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TWUEEJPMS5LAROYJYY6FREOTI6VPN3M4/