Bug 1870294 (CVE-2020-24371) - CVE-2020-24371 lua: mishandles the interaction between barriers and the sweep phase leading to a memory access violation involving collectgarbage
Summary: CVE-2020-24371 lua: mishandles the interaction between barriers and the sweep...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2020-24371
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
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Depends On:
Blocks: 1870295
TreeView+ depends on / blocked
 
Reported: 2020-08-19 17:04 UTC by Guilherme de Almeida Suckevicz
Modified: 2020-08-21 15:15 UTC (History)
9 users (show)

Fixed In Version:
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Last Closed: 2020-08-21 15:15:16 UTC
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Description Guilherme de Almeida Suckevicz 2020-08-19 17:04:57 UTC 
lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.

Reference:
https://www.lua.org/bugs.html#5.4.0-9

Upstream commit:
https://github.com/lua/lua/commit/a6da1472c0c5e05ff249325f979531ad51533110
Comment 1 Tom "spot" Callaway 2020-08-19 18:46:15 UTC 
Fixed in -6.
Comment 2 Product Security DevOps Team 2020-08-21 15:15:16 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-24371
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