| Name | CVE-2018-20349 |
| Description | The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2055-1 |
| Debian Bugs | 917211, 917212 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| igraph (PTS) | bullseye | 0.8.5+ds1-1 | fixed |
| bookworm | 0.10.2+ds-2 | fixed |
| sid, trixie | 0.10.15+ds-3 | fixed |
| r-cran-igraph (PTS) | bullseye | 1.2.6-1 | fixed |
| bookworm | 1.3.5-3 | fixed |
| sid, trixie | 2.1.4-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/igraph/igraph/issues/1141
Fixed by: https://github.com/igraph/igraph/commit/e3a9566e6463186230f215151b57b893df6d9ce2