Bug 1397769 (CVE-2016-9533)

Summary: CVE-2016-9533 libtiff: PixarLog horizontalDifference heap-buffer-overflow
Product: [Other] Security Response Reporter: Adam Mariš <amaris>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: erik-fedora, kabbott, nforro, phracek, slawomir
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Fixed In Version: Doc Type: If docs needed, set a value
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Clone Of: Environment:
Last Closed: 2017-02-01 10:19:52 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1397781, 1397782, 1397783, 1412078, 1412079, 1412080, 1412081    
Bug Blocks: 1389235    

Description Adam Mariš 2016-11-23 10:29:26 UTC
It was found that tif_pixarlog.c in libtiff 4.0.6 has out-of-bounds write vulnerabilities in heap allocated buffers.

Upstream patch:

https://github.com/vadz/libtiff/commit/83a4b92815ea04969d494416eaae3d4c6b338e4a#diff-bdc795f6afeb9558c1012b3cfae729ef

Comment 1 Adam Mariš 2016-11-23 10:56:38 UTC
Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1397781]

Comment 2 Adam Mariš 2016-11-23 10:56:44 UTC
Created mingw-libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1397782]
Affects: epel-7 [bug 1397783]

Comment 5 errata-xmlrpc 2017-02-01 10:04:41 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7
  Red Hat Enterprise Linux 6

Via RHSA-2017:0225 https://rhn.redhat.com/errata/RHSA-2017-0225.html