Bug 1070985 (CVE-2014-0333)

Summary: CVE-2014-0333 libpng: denial of service via png_push_read_chunk()
Product: [Other] Security Response Reporter: Vincent Danen <vdanen>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: security-response-team
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: libpng 1.6.10 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2015-09-05 19:03:51 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: 1070987, 1070988    
Bug Blocks:    

Description Vincent Danen 2014-02-27 21:17:15 UTC 
Common Vulnerabilities and Exposures assigned an identifier CVE-2014-0333 to
the following vulnerability:

Name: CVE-2014-0333
URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0333
Assigned: 20131205
Reference: CONFIRM:ftp://ftp.simplesystems.org/pub/png/src/libpng16/patch-libpng16-vu684412.diff
Reference: https://sourceforge.net/projects/libpng/files/libpng16/patch-libpng16-vu684412.diff
Reference: CERT-VN:VU#684412
Reference: http://www.kb.cert.org/vuls/id/684412

The png_push_read_chunk function in pngpread.c in the progressive
decoder in libpng 1.6.x through 1.6.9 allows remote attackers to cause
a denial of service (infinite loop and CPU consumption) via an IDAT
chunk with a length of zero.


The upstream commit is here:

http://sourceforge.net/p/libpng/code/ci/713a20c57d344b558e48ad8be157c2dd751c8815/

Note that this only affects libpng 1.6.0 through 1.6.9.
Comment 1 Vincent Danen 2014-02-27 21:23:08 UTC 
Statement:

Not vulnerable. This issue did not affect the versions of libpng as shipped with Red Hat Enterprise Linux 5 or 6.
Comment 2 Vincent Danen 2014-02-27 21:23:46 UTC 
Created libpng tracking bugs for this issue:

Affects: fedora-20 [bug 1070987]
Comment 3 Vincent Danen 2014-02-27 21:23:49 UTC 
Created mingw-libpng tracking bugs for this issue:

Affects: fedora-20 [bug 1070988]
Comment 4 Fedora Update System 2014-04-02 09:27:03 UTC 
mingw-libpng-1.6.10-1.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.