CVE-2020-15889

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 69%
VendorProductVersion
lualua
5.4.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
lua5.4
bullseye
5.4.2-2
fixed
bookworm
5.4.4-3+deb12u1
fixed
sid
5.4.6-3
fixed
trixie
5.4.6-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
lua5.1
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
lua5.2
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected
lua5.3
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
dne
lua5.4
focal
dne
bionic
dne
xenial
dne
trusty
dne
lua50
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
dne
Common Weakness Enumeration
References
http://lua-users.org/lists/lua-l/2020-07/msg00078.html
http://lua-users.org/lists/lua-l/2020-12/msg00157.html
https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312
http://lua-users.org/lists/lua-l/2020-07/msg00078.html
http://lua-users.org/lists/lua-l/2020-12/msg00157.html
https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312