Bug 1185262 – CVE-2014-9637 patch: local denial of service with a crafted patch

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Bug 1185262 - (CVE-2014-9637) CVE-2014-9637 patch: local denial of service with a crafted patch

Summary:	CVE-2014-9637 patch: local denial of service with a crafted patch

Status:	CLOSED WONTFIX

Aliases:	CVE-2014-9637

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=low,public=20150120,reported=2...
Keywords:	Security

Depends On:	1184491
Blocks:	1182159
	Show dependency tree / graph

Reported:	2015-01-23 05:42 EST by Vasyl Kaigorodov
Modified:	2015-07-31 00:44 EDT (History)
CC List:	1 user (show)

See Also:
Fixed In Version:
Doc Type:	Bug Fix
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2015-07-31 00:44:11 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
crash.tar.gz (1.80 KB, application/gzip) 2015-01-23 05:45 EST, Vasyl Kaigorodov	no flags	Details
Add an attachment (proposed patch, testcase, etc.)

Groups: None (edit)

Description Vasyl Kaigorodov 2015-01-23 05:42:14 EST

It was reported [1] that a crafted diff file (attached) can make patch to eat memory and later segfault.
Upstream commit that fixes this:
http://git.savannah.gnu.org/cgit/patch.git/commit/?id=0c08d7a902c6fdd49b704623a12d8d672ef18944

[1]: https://savannah.gnu.org/bugs/?44051

Comment 1 Vasyl Kaigorodov 2015-01-23 05:45:36 EST

Created attachment 983284 [details]
crash.tar.gz

Comment 2 Vasyl Kaigorodov 2015-01-23 06:16:11 EST

Created patch tracking bugs for this issue:

Affects: fedora-all [bug 1184491]

Comment 3 Fedora Update System 2015-01-30 18:54:18 EST

patch-2.7.3-1.fc21 has been pushed to the Fedora 21 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 4 Fedora Update System 2015-04-04 03:20:42 EDT

patch-2.7.5-1.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 5 Vincent Danen 2015-07-31 00:44:11 EDT

Statement:

Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

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