| Name | CVE-2018-20546 |
| Description | There is an illegal READ memory access at caca/dither.c (function get_rgba_default) in libcaca 0.99.beta19 for the default bpp case. |
| 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-1631-1, ELA-73-1 |
| Debian Bugs | 917807 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libcaca (PTS) | jessie, jessie (lts) | 0.99.beta19-2+deb8u3 | fixed |
| stretch (security) | 0.99.beta19-2.1~deb9u2 | fixed |
| stretch (lts), stretch | 0.99.beta19-2.2+deb9u3 | fixed |
| buster (security), buster, buster (lts) | 0.99.beta19-2.1+deb10u1 | fixed |
| bullseye | 0.99.beta19-2.2 | fixed |
| bookworm | 0.99.beta20-3 | fixed |
| sid, trixie | 0.99.beta20-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://bugzilla.redhat.com/show_bug.cgi?id=1652622
https://github.com/cacalabs/libcaca/issues/38
Fixed by: https://github.com/cacalabs/libcaca/commit/02a09ec9e5ed8981e7a810bfb6a0172dc24f0790