Bug 1264015 (CVE-2015-7801)

Summary: CVE-2015-7801 optipng: Use-after-free vulnerability in 0.6.4
Product: [Other] Security Response Reporter: Adam Mariš <amaris>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: carnil, jgrulich, opensource, sardella, ville.skytta
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
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Clone Of: Environment:
Last Closed: 2015-10-07 14:02:38 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: 1264018, 1264019, 1264020    
Bug Blocks: 1264016    
Attachments:
Description Flags
Reproducer provided by Gustavo Grieco none

Description Adam Mariš 2015-09-17 10:26:08 UTC 
Use-after-free vulnerability in optipng 0.6.4 causing an invalid/double free was found.

CVE request (containing valgrind report):

http://seclists.org/oss-sec/2015/q3/556
Comment 1 Adam Mariš 2015-09-17 10:30:19 UTC 
Created optipng tracking bugs for this issue:

Affects: fedora-all [bug 1264018]
Affects: epel-5 [bug 1264019]
Affects: epel-6 [bug 1264020]
Comment 2 Stefan Cornelius 2015-09-19 15:51:46 UTC 
Created attachment 1075212 [details]
Reproducer provided by Gustavo Grieco
Comment 4 Stefan Cornelius 2015-10-07 14:02:38 UTC 
This issue did not affect the versions of optipng as shipped with Red Hat Enterprise Linux 7.
Comment 5 Fedora Update System 2016-04-09 13:25:46 UTC 
optipng-0.7.5-5.el6 has been pushed to the Fedora EPEL 6 stable repository. If problems still persist, please make note of it in this bug report.