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CVE-2022-28805

CVE-2022-28805

EPSS 2.9%
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.
Affected products
n/a · n/a

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References
https://github.com/lua/lua/commit/1f3c6f4534c6411313361697d98d1145a1f030fahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJNJ66IFDUKWJJZXHGOLRGIA3HWWC36R/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHYZOEFDVLVAD6EEP4CDW6DNONIVVHPA/https://lua-users.org/lists/lua-l/2022-02/msg00001.htmlhttps://lua-users.org/lists/lua-l/2022-02/msg00070.htmlhttps://lua-users.org/lists/lua-l/2022-04/msg00009.htmlhttps://security.gentoo.org/glsa/202305-23