CVE-2018-8804 Memory corruption in n/a

What is CVE-2018-8804?

CVE-2018-8804 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 20 Mar 2018. 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

WriteEPTImage in coders/ept.c in ImageMagick 7.0.7-25 Q16 allows remote attackers to cause a denial of service (MagickCore/memory.c double free and application crash) or possibly have unspecified other impact via a crafted file.

Weakness: CWE-415

Which versions are affected by CVE-2018-8804?

It affects 2 products.

Products include Canonical Ubuntu Linux, Imagemagick Imagemagick.

How do I fix CVE-2018-8804?

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-2018-8804 being exploited?

There is no known exploitation of CVE-2018-8804 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

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

Also known as DEBIAN-CVE-2018-8804, GHSA-c2qf-pq2q-694f, UBUNTU-CVE-2018-8804.