CVE-2018-16140 Memory corruption in n/a

What is CVE-2018-16140?

CVE-2018-16140 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 30 Aug 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A buffer underwrite vulnerability in get_line() (read.c) in fig2dev 3.2.7a allows an attacker to write prior to the beginning of the buffer via a crafted .fig file.

Weakness: CWE-787

Which versions are affected by CVE-2018-16140?

It affects 2 products.

Products include Canonical Ubuntu Linux, Fig2dev Project Fig2dev.

How do I fix CVE-2018-16140?

Apply the vendor's patch.

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

Is CVE-2018-16140 being exploited?

There is no known exploitation of CVE-2018-16140 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-2018-16140, GHSA-8j2g-wgpq-4f6c, MGASA-2019-0064, SUSE-SU-2019:1291-1, UBUNTU-CVE-2018-16140, USN-3760-1 and 1 more.