| Name | CVE-2021-40633 |
| Description | A memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of memory exception or denial of service via a gif format file. |
| 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) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| giflib (PTS) | buster | 5.1.4-3 | vulnerable |
| bullseye | 5.1.9-2 | vulnerable |
| bookworm, sid | 5.2.1-2.5 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| giflib | source | (unstable) | (unfixed) | | | |
Notes
[bullseye] - giflib <no-dsa> (Minor issue)
[buster] - giflib <no-dsa> (Minor issue)
[stretch] - giflib <no-dsa> (Minor issue)
https://sourceforge.net/p/giflib/bugs/157/