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High severity7.8NVD Advisory· Published Aug 13, 2020· Updated Jun 17, 2026

CVE-2020-24342

CVE-2020-24342

Description

Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

6

Lua/Lua2 versions
cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:*
- (no CPE)range: <=5.4.0
Fedoraproject/Fedora
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
Lua/Luadescription
osv-coords2 versions
pkg:bitnami/lua pkg:rpm/opensuse/lua55&distro=openSUSE%20Tumbleweed
>= 5.4.0, < 5.4.1+ 1 more
- (no CPE)range: >= 5.4.0, < 5.4.1
- (no CPE)range: < 5.5.0~beta1-1.1

Patches

Vulnerability mechanics

References

3

github.com/lua/lua/commit/34affe7a63fc5d842580a9f23616d057e17dfe27nvdPatchThird Party Advisory
lua-users.org/lists/lua-l/2020-07/msg00052.htmlnvdExploitMailing ListVendor Advisory
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QA5Q5MDQMTGXRQO3PAQ4EZFTYWJXZM5N/nvd

News mentions

0

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