CVE-2020-24371 — Release of Invalid Pointer or Reference in Lua5.3

CWE-763 — Release of Invalid Pointer or Reference7 documents7 sources
Severity
5.3MEDIUMNVD
EPSS
0.5%
top 35.86%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Debian Lua5.3Debian Lua5.4LUA+3 more
Timeline
PublishedAug 17
Latest updateMay 24

Description

lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LExploitability: 3.9 | Impact: 1.4

Affected Packages6 packages

▶debiandebian/lua5.3< lua5.4 5.4.1-1 (bookworm)
▶debiandebian/lua5.4< lua5.4 5.4.1-1 (bookworm)
▶NVDlua/lua5.4.0

Patches

Patch: github.com ↗Patch: www.lua.org ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-4m5p-2hm8-9fxm: lgc↗2022-05-24
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OSV
CVE-2020-24371: lgc↗2020-08-17
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📋Vendor Advisories

3
Microsoft
lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.↗2020-08-11
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Red Hat
lua: mishandles the interaction between barriers and the sweep phase leading to a memory access violation involving collectgarbage↗2020-07-15
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Debian
CVE-2020-24371: lua5.3 - lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep pha...↗2020
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💬Community

1
Bugzilla
CVE-2020-24371 lua: mishandles the interaction between barriers and the sweep phase leading to a memory access violation involving collectgarbage↗2020-08-19
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CVE-2020-24371 — Debian Lua5.3 vulnerability | cvebase