Paper/Archive/CVE-2022-28805

CVE-2022-28805

mitre — 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-ba…

EPSS 3%CVSS 9.1

critical.is priorityof 100

CVSS 9.1 (NVD)9.1 / 10 × 3027.3 Not in CISA KEV+300.0 EPSS percentile 87.3.873 × 2017.5 No public exploit+100.0 SSVC exploitation: unknown+100.0

Description · from the CVE record

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

ProductAffectedFixed inSource

n/an/a–CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

References

reflua-users.org/lists/lua-l/2022-02/msg00001.html reflua-users.org/lists/lua-l/2022-02/msg00070.html reflua-users.org/lists/lua-l/2022-04/msg00009.html refgithub.com/lua/lua/commit/1f3c6f4534c6411313361697d98d1145a1f030fa advisorylists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJNJ66IFDUKWJJZXHGOLRGIA3HWWC36R advisorylists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHYZOEFDVLVAD6EEP4CDW6DNONIVVHPA advisorysecurity.gentoo.org/glsa/202305-23