Bug 1504804 (CVE-2017-15670)

Summary:	CVE-2017-15670 glibc: Buffer overflow in glob with GLOB_TILDE
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:	abetkike, alanm, aoliva, arjun.is, ashankar, codonell, dj, dmoppert, fweimer, glibc-bugzilla, jakub, kent, law, mbliss, mfabian, mnewsome, pfrankli, scorneli, security-response-team, siddhesh, slawomir, srikar.betarapalli, 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 03:29:45 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:	1504807, 1504809, 1504810, 1849762
Bug Blocks:	1504815

Description Andrej Nemec 2017-10-20 16:47:35 UTC

A buffer overflow vulnerability caused by an off-by-one error was found in glibc. It is possible that an attacker might use this to escalate his privileges or execute code.

Upstream patch:

http://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=2d1bd71ec70a31b01d01b734faa66bb1ed28961f

Upstream issue:

https://sourceware.org/bugzilla/show_bug.cgi?id=22320

Comment 1 Andrej Nemec 2017-10-20 16:55:10 UTC

Created glibc tracking bugs for this issue:

Affects: fedora-all [bug 1504807]

Comment 6 errata-xmlrpc 2018-04-10 08:21:22 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 04:49:48 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