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Affected Component
Analysis
lua
Patched
Name
CVE-2022-28805
Description
singlevar in lparser.c in Lua from (including) 5.4.0 up to (excluding) 5.4.4 lacks a certain luaK_exp2anyregup call, leading to a heap-based buffer over-read that might affect a system that compiles untrusted Lua code.
CWEs
Published Date
Updated Date
Workaround
-
Advisories
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJNJ66IFDUKWJJZXHGOLRGIA3HWWC36R/Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHYZOEFDVLVAD6EEP4CDW6DNONIVVHPA/Third Party Advisory
https://security.gentoo.org/glsa/202305-23Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJNJ66IFDUKWJJZXHGOLRGIA3HWWC36R/Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHYZOEFDVLVAD6EEP4CDW6DNONIVVHPA/Third Party Advisory
https://security.gentoo.org/glsa/202305-23Third Party Advisory
Analysis#
Vulnerability Ratings#
9.1
CVSSv31
6.4
CVSSv2
Others affected components#
Name
Project
Project Version
Version
Status
buildroot
2025.02.x
5.1.5
Not Affected
buildroot
master
5.1.5
Not Affected
openwrt
master
5.1.5-r11
Not Affected
openwrt
master
5.3.5-r6
Not Affected
openwrt
master
5.4.7-r1
Not Affected
openwrt
openwrt-25.12
5.1.5-r11
Not Affected
openwrt
openwrt-25.12
5.3.5-r6
Not Affected
openwrt
openwrt-25.12
5.4.7-r1
Not Affected
yocto
master
5.5.0
Not Affected
yocto
scarthgap
5.4.6
Not Affected
Resolved with patches#
lua (yocto:kirkstone)
#
Title
Author
Resolve
1
Bug: Lua can generate wrong code when _ENV is <const>
Roberto Ierusalimschy <roberto@inf.puc-rio.br>
CVE-2022-28805