CVE-2015-7801: Use After Free
First published: Thu Sep 17 2015(Updated: )
Use-after-free vulnerability in OptiPNG 0.6.4 allows remote attackers to execute arbitrary code via a crafted PNG file.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OptiPNG | <=0.6.4 | |
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =15.10 |
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Reference Links
- http://seclists.org/oss-sec/2015/q3/556
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1264018
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1264019
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1264020
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1075212
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=1075212&action=edit
- https://bugzilla.redhat.com/show_bug.cgi?id=1264015
- http://www.openwall.com/lists/oss-security/2015/09/16/1
- http://www.ubuntu.com/usn/USN-2951-1
Frequently Asked Questions
What is the severity of CVE-2015-7801?
CVE-2015-7801 is considered a critical vulnerability due to its potential to allow remote code execution.
How do I fix CVE-2015-7801?
To fix CVE-2015-7801, upgrade OptiPNG to version 0.6.5 or later, which addresses this vulnerability.
What systems are affected by CVE-2015-7801?
CVE-2015-7801 affects OptiPNG version 0.6.4 and specific versions of Ubuntu Linux including 12.04, 14.04, and 15.10.
What type of vulnerability is CVE-2015-7801?
CVE-2015-7801 is a use-after-free vulnerability that can lead to arbitrary code execution.
Who can exploit CVE-2015-7801?
Remote attackers can exploit CVE-2015-7801 by sending a specially crafted PNG file to the vulnerable system.
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