Bug 1812229 (CVE-2020-5254)

Summary:	CVE-2020-5254 nethack: hilite_status parsing privilege escalation
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED CURRENTRELEASE	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	lewk, me, tachoknight
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Fixed In Version:		Doc Type:	If docs needed, set a value
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Clone Of:		Environment:
Last Closed:	2020-03-10 20:59:47 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1812230, 1812231
Bug Blocks:

Description Pedro Sampaio 2020-03-10 19:33:02 UTC

In NetHack before 3.6.6, some out-of-bound values for the hilite_status option can be exploited. NetHack 3.6.6 resolves this issue.

References:

https://github.com/NetHack/NetHack/security/advisories/GHSA-2ch6-6r8h-m2p9

Comment 1 Pedro Sampaio 2020-03-10 19:33:26 UTC

Created nethack tracking bugs for this issue:

Affects: epel-8 [bug 1812231]
Affects: fedora-all [bug 1812230]

Comment 2 Ron Olson 2020-03-10 20:59:47 UTC

Before these bugs were filed, I had already submitted an update that fixes all these:

https://bodhi.fedoraproject.org/updates/FEDORA-2020-16268b450d
https://bodhi.fedoraproject.org/updates/FEDORA-2020-4c3d74204a
https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2020-1402a55654