CVE-2015-8896: Buffer Overflow
First published: Wed Oct 07 2015(Updated: )
An integer truncation flaw leading to a heap-based buffer overflow was found in ImageMagick in pict.c. Detailed stacktrace with reproducer can be found here: <a href="https://bugs.launchpad.net/ubuntu/+source/imagemagick/+bug/1448803">https://bugs.launchpad.net/ubuntu/+source/imagemagick/+bug/1448803</a> Upstream patch for the pict.c problem is a subsection (the pict.c part) of the following commit: <a href="https://github.com/ImageMagick/ImageMagick/commit/0f6fc2d5bf8f500820c3dbcf0d23ee14f2d9f734">https://github.com/ImageMagick/ImageMagick/commit/0f6fc2d5bf8f500820c3dbcf0d23ee14f2d9f734</a> CVE request: <a href="http://seclists.org/oss-sec/2015/q4/45">http://seclists.org/oss-sec/2015/q4/45</a>
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ImageMagick | <6.9.4-0 | |
| ImageMagick | >=7.0.0-0<7.0.5-0 | |
| Oracle Linux | =6 | |
| Oracle Linux | =7 | |
| Red Hat Enterprise Linux Desktop | =6.0 | |
| Red Hat Enterprise Linux Desktop | =7.0 | |
| Red Hat Enterprise Linux Server EUS | =7.2 | |
| Red Hat Enterprise Linux Server EUS | =7.3 | |
| Red Hat Enterprise Linux Server EUS | =7.4 | |
| Red Hat Enterprise Linux Server EUS | =7.5 | |
| Red Hat Enterprise Linux Server EUS | =7.6 | |
| Red Hat Enterprise Linux Server EUS | =7.7 | |
| Red Hat Enterprise Linux Server | =6.0 | |
| Red Hat Enterprise Linux Server | =7.0 | |
| Red Hat Enterprise Linux Server | =7.2 | |
| Red Hat Enterprise Linux Server | =7.3 | |
| Red Hat Enterprise Linux Server | =7.4 | |
| Red Hat Enterprise Linux Server | =7.6 | |
| Red Hat Enterprise Linux Server | =7.7 | |
| Red Hat Enterprise Linux Server | =7.2 | |
| Red Hat Enterprise Linux Server | =7.3 | |
| Red Hat Enterprise Linux Server | =7.6 | |
| Red Hat Enterprise Linux Server | =7.7 | |
| Red Hat Enterprise Linux Workstation | =6.0 | |
| Red Hat Enterprise Linux Workstation | =7.0 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2015/10/07/2
- http://www.openwall.com/lists/oss-security/2015/10/08/3
- http://www.openwall.com/lists/oss-security/2016/06/02/13
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/91027
- https://access.redhat.com/errata/RHSA-2016:1237
- https://bugs.launchpad.net/ubuntu/+source/imagemagick/+bug/1448803
- https://github.com/ImageMagick/ImageMagick/commit/0f6fc2d5bf8f500820c3dbcf0d23ee14f2d9f734
- http://seclists.org/oss-sec/2015/q4/45
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1269567
- https://access.redhat.com/security/cve/CVE-2015-8894
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1347275
- https://bugzilla.redhat.com/show_bug.cgi?id=1269562
Frequently Asked Questions
What is the severity of CVE-2015-8896?
CVE-2015-8896 has a high severity rating due to the potential for a heap-based buffer overflow.
How do I fix CVE-2015-8896?
To fix CVE-2015-8896, upgrade ImageMagick to version 6.9.4-0 or later, or to a version between 7.0.0-0 and 7.0.5-0.
What systems are affected by CVE-2015-8896?
CVE-2015-8896 affects various versions of ImageMagick and several distributions including Oracle Linux and Red Hat Enterprise Linux.
What type of vulnerability is CVE-2015-8896?
CVE-2015-8896 is an integer truncation flaw that leads to a heap-based buffer overflow.
Is CVE-2015-8896 exploitative in nature?
Yes, CVE-2015-8896 can be exploited by attackers to execute arbitrary code or cause a denial of service.
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