CVE-2016-6491: Buffer Overflow
First published: Tue Dec 13 2016(Updated: )
Buffer overflow in the Get8BIMProperty function in MagickCore/property.c in ImageMagick before 6.9.5-4 and 7.x before 7.0.2-6 allows remote attackers to cause a denial of service (out-of-bounds read, memory leak, and crash) via a crafted image.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/imagemagick | 8:6.9.11.60+dfsg-1.3+deb11u3 8:6.9.11.60+dfsg-1.6+deb12u1 8:6.9.13.12+dfsg1-1 | |
| ImageMagick | <=6.9.5-3 | |
| ImageMagick | =7.0.1-0 | |
| ImageMagick | =7.0.1-1 | |
| ImageMagick | =7.0.1-2 | |
| ImageMagick | =7.0.1-3 | |
| ImageMagick | =7.0.1-4 | |
| ImageMagick | =7.0.1-5 | |
| ImageMagick | =7.0.1-6 | |
| ImageMagick | =7.0.1-7 | |
| ImageMagick | =7.0.1-8 | |
| ImageMagick | =7.0.1-9 | |
| ImageMagick | =7.0.1-10 | |
| ImageMagick | =7.0.2-0 | |
| ImageMagick | =7.0.2-1 | |
| ImageMagick | =7.0.2-2 | |
| ImageMagick | =7.0.2-3 | |
| ImageMagick | =7.0.2-4 | |
| ImageMagick | =7.0.2-5 | |
| Oracle Solaris and Zettabyte File System (ZFS) | =10.0 | |
| Oracle Solaris and Zettabyte File System (ZFS) | =11.3 |
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Reference Links
- https://github.com/ImageMagick/ImageMagick/commit/dd84447b63a71fa8c3f47071b09454efc667767b
- https://security-tracker.debian.org/tracker/CVE-2016-6491
- http://www.openwall.com/lists/oss-security/2016/07/28/13
- http://www.openwall.com/lists/oss-security/2016/07/28/15
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.securityfocus.com/bid/92186
- http://www.securitytracker.com/id/1036501
- https://github.com/ImageMagick/ImageMagick/blob/6.9.5-4/ChangeLog
- https://security.gentoo.org/glsa/201611-21
Frequently Asked Questions
What is the severity of CVE-2016-6491?
CVE-2016-6491 has been classified as a high severity vulnerability due to its potential to cause denial of service through out-of-bounds reads and crashes.
How do I fix CVE-2016-6491?
To fix CVE-2016-6491, upgrade to ImageMagick versions 6.9.5-4 or later, or 7.0.2-6 or later.
What type of attack does CVE-2016-6491 enable?
CVE-2016-6491 enables remote attackers to launch a denial of service attack by crafting malicious images.
Which versions of ImageMagick are affected by CVE-2016-6491?
CVE-2016-6491 affects ImageMagick versions prior to 6.9.5-4 and versions 7.x before 7.0.2-6.
What is the impact of CVE-2016-6491 on systems using ImageMagick?
The impact of CVE-2016-6491 on systems includes potential memory leaks and crashes, leading to denial of service.
- agent/type
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- source/MITRE
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- package-manager/debian
- vendor/imagemagick
- canonical/imagemagick
- version/imagemagick/6.9.5-3
- version/imagemagick/7.0.1-0
- version/imagemagick/7.0.1-1
- version/imagemagick/7.0.1-2
- version/imagemagick/7.0.1-3
- version/imagemagick/7.0.1-4
- version/imagemagick/7.0.1-5
- version/imagemagick/7.0.1-6
- version/imagemagick/7.0.1-7
- version/imagemagick/7.0.1-8
- version/imagemagick/7.0.1-9
- version/imagemagick/7.0.1-10
- version/imagemagick/7.0.2-0
- version/imagemagick/7.0.2-1
- version/imagemagick/7.0.2-2
- version/imagemagick/7.0.2-3
- version/imagemagick/7.0.2-4
- version/imagemagick/7.0.2-5
- vendor/oracle
- canonical/oracle solaris and zettabyte file system (zfs)
- version/oracle solaris and zettabyte file system (zfs)/10.0
- version/oracle solaris and zettabyte file system (zfs)/11.3