| Name | CVE-2020-15889 |
| Description | Lua 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| lua5.4 (PTS) | bullseye | 5.4.2-2 | fixed |
| bookworm | 5.4.4-3+deb12u1 | fixed |
| sid, trixie | 5.4.6-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| lua5.4 | source | (unstable) | 5.4.0-2 | | | |
Notes
http://lua-users.org/lists/lua-l/2020-07/msg00078.html
https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312
Introduced in 5.4