Bug 964969 (CVE-2013-2110)

Summary: CVE-2013-2110 php: Heap-based buffer overflow in quoted_printable_encode()
Product: [Other] Security Response Reporter: Huzaifa S. Sidhpurwala <huzaifas>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: urgent Docs Contact:
Priority: urgent    
Version: unspecifiedCC: jorton, rcollet, security-response-team
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2013-06-07 03:41:32 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:    
Bug Blocks: 964972    

Description Huzaifa S. Sidhpurwala 2013-05-20 08:27:51 UTC
A Heap-based buffer overflow flaw was found in the php quoted_printable_encode() function. A remote attacker could use this flaw to cause php to crash or execute arbirary code with the permission of the user running php

Comment 2 Huzaifa S. Sidhpurwala 2013-05-20 09:58:29 UTC
This flaw seems to be introduced by the following commit:


which fixes the bug described in https://bugs.php.net/bug.php?id=62462

This code is not present in the version of php or php53, shipped with Red Hat Enterprise Linux 5 and 6.

Comment 3 Huzaifa S. Sidhpurwala 2013-05-20 09:59:45 UTC

Not Vulnerable. This issue does not affect the version of php as shipped with Red Hat Enterprise Linux 5 and 6. This issue does not affect the version of php53 as shipped with Red Hat Enterprise Linux 5.

Comment 6 Huzaifa S. Sidhpurwala 2013-06-07 03:36:47 UTC
This issue was addressed in Fedora via the following updates:

Fedora-17: https://admin.fedoraproject.org/updates/php-5.4.16-1.fc17
Fedora-18: https://admin.fedoraproject.org/updates/php-5.4.16-1.fc18
Fedora-19 (upcoming):   

Comment 7 Huzaifa S. Sidhpurwala 2013-06-07 03:41:32 UTC
Upstream bug: https://bugs.php.net/bug.php?id=64879 (private)