SB2017021715 - Heap-based buffer overflow in ImageMagick
Published: February 17, 2017 Updated: August 10, 2020
Security Bulletin ID
SB2017021715
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Heap-based buffer overflow (CVE-ID: CVE-2016-9773)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the IsPixelGray function in MagickCore/pixel-accessor.h in ImageMagick 7.0.3.8. A remote attacker can use a crafted image file. NOTE to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.
References
- http://www.openwall.com/lists/oss-security/2016/12/01/4
- http://www.openwall.com/lists/oss-security/2016/12/02/11
- http://www.openwall.com/lists/oss-security/2016/12/02/12
- https://blogs.gentoo.org/ago/2016/12/01/imagemagick-heap-based-buffer-overflow-in-ispixelgray-pixel-accessor-h-incomplete-fix-for-cve-2016-9556/