Bug 1272993 (CVE-2015-4588)

Summary: CVE-2015-4588 libwmf: heap overflow within the RLE decoding of embedded BMP images
Product: [Other] Security Response Reporter: Stefan Cornelius <scorneli>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: caolanm
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
It was discovered that libwmf did not correctly process certain WMF (Windows Metafiles) with embedded BMP images. By tricking a victim into opening a specially crafted WMF file in an application using libwmf, a remote attacker could possibly use this flaw to execute arbitrary code with the privileges of the user running the application.
Story Points: ---
Clone Of: Environment:
Last Closed: 2015-10-21 09:31:50 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:    
Bug Blocks: 1227245    

Description Stefan Cornelius 2015-10-19 11:38:21 UTC
It was discovered that libwmf did not correctly process certain WMF (Windows Metafiles) with embedded RLE-compressed BMP images. By tricking a victim into opening a specially crafted WMF file in an application using libwmf, a remote attacker could possibly use this flaw to execute arbitrary code with the privileges of the user running the application.

Previously, this issue was bundled in bug#1227243.

Comment 1 Stefan Cornelius 2015-10-19 12:03:48 UTC
The patch for this issue can be found in bug 1227243, comment 7.

Comment 2 errata-xmlrpc 2015-10-20 16:11:20 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7
  Red Hat Enterprise Linux 6

Via RHSA-2015:1917 https://rhn.redhat.com/errata/RHSA-2015-1917.html