CVE-2016-6491 Memory corruption in n/a

What is CVE-2016-6491?

CVE-2016-6491 is a high-severity memory corruption vulnerability in Imagemagick Imagemagick, published on 13 Dec 2016. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official 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.

Weakness: CWE-125

Which versions are affected by CVE-2016-6491?

It affects 2 products.

Products include Imagemagick Imagemagick, Oracle Solaris.

How do I fix CVE-2016-6491?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2016-6491 being exploited?

There is no known exploitation of CVE-2016-6491 in the wild and no public exploit code.

Other vulnerabilities in Imagemagick Imagemagick

• CVE-2019-19952 Use after free in n/a Critical 9.8
• CVE-2018-16328 Null dereference in n/a Critical 9.8
• CVE-2018-16329 Null dereference in n/a Critical 9.8
• CVE-2017-18210 Null dereference in n/a Critical 9.8
• CVE-2017-14138 Denial of service in n/a Critical 9.8

All Imagemagick Imagemagick vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2016-6491, DEBIAN-CVE-2016-6491, GHSA-78fx-5w4q-gxw3, UBUNTU-CVE-2016-6491.