| Name | CVE-2016-6318 |
| Description | Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field, involving longbuffer. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-599-1 |
| NVD severity | high |
| Debian Bugs | 834502 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| cracklib2 (PTS) | jessie | 2.9.2-1 | vulnerable |
| stretch | 2.9.2-5 | fixed |
| buster | 2.9.6-2 | fixed |
| bullseye, sid | 2.9.6-3.1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[jessie] - cracklib2 <no-dsa> (Minor issue)
https://bugzilla.redhat.com/attachment.cgi?id=1188599
In Debian compiled with CPPFLAGS="-D_FORTIFY_SOURCE=2" so, at most application crash