Bug 1870290 (CVE-2020-24370) - CVE-2020-24370 lua: segmentation fault in getlocal and setlocal functions in ldebug.c
Summary: CVE-2020-24370 lua: segmentation fault in getlocal and setlocal functions in ...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-24370
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1880445
Blocks: 1870295
TreeView+ depends on / blocked
 
Reported: 2020-08-19 16:52 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-11-09 23:23 UTC (History)
9 users (show)

Fixed In Version:
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Environment:
Last Closed: 2021-11-09 23:23:16 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:4510 0 None None None 2021-11-09 19:02:37 UTC

Description Guilherme de Almeida Suckevicz 2020-08-19 16:52:43 UTC 
ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31).

Reference:
http://lua-users.org/lists/lua-l/2020-07/msg00324.html

Upstream commit:
https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7b
Comment 1 Tom "spot" Callaway 2020-08-19 18:45:49 UTC 
Update pending for F31/F32, built for F33/F34.
Comment 3 errata-xmlrpc 2021-11-09 19:02:36 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:4510 https://access.redhat.com/errata/RHSA-2021:4510
Comment 4 Product Security DevOps Team 2021-11-09 23:23:15 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-2020-24370
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