CVE-2016-6491

Publication date 1 August 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

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.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
imagemagick	16.10 yakkety	Fixed 8:6.8.9.9-7ubuntu8.1
	16.04 LTS xenial	Fixed 8:6.8.9.9-7ubuntu5.2
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Fixed 8:6.7.7.10-6ubuntu3.2
	12.04 LTS precise	Fixed 8:6.6.9.7-5ubuntu3.5

Notes

mdeslaur

This is 0137-Prevent-buffer-overflow-in-properties-reading.patch

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
imagemagick	Upstream: dd84447

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	8.8 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-3131-1
ImageMagick vulnerabilities
21 November 2016

Other references

https://www.cve.org/CVERecord?id=CVE-2016-6491