Bug 1505298 (CVE-2017-15804)

Summary:	CVE-2017-15804 glibc: Buffer overflow during unescaping of user names with the ~ operator
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	andreas.maus, aoliva, arjun.is, ashankar, codonell, dj, dmoppert, fweimer, glibc-bugzilla, jakub, knweiss, kristoffer.tangfelt, law, mbliss, mfabian, mnewsome, pfrankli, sardella, scorneli, security-response-team, siddhesh, slawomir, yozone
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	glibc 2.27	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:29:47 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1504809, 1504810
Bug Blocks:	1504815

Description Andrej Nemec 2017-10-23 08:58:50 UTC

The glob function in glob.c in the GNU C Library (aka glibc or libc6) before 2.27 contains a buffer overflow during unescaping of user names with the ~ operator.

Upstream issue:

https://sourceware.org/bugzilla/show_bug.cgi?id=22332

Upstream patch:

https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commit;h=a159b53fa059947cc2548e3b0d5bdcf7b9630ba8

Comment 3 errata-xmlrpc 2018-04-10 08:21:45 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:0805 https://access.redhat.com/errata/RHSA-2018:0805

Comment 7 errata-xmlrpc 2018-06-19 04:49:58 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:1879 https://access.redhat.com/errata/RHSA-2018:1879