CVE-2019-16091 Memory corruption in n/a

What is CVE-2019-16091?

CVE-2019-16091 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 8 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Symonics libmysofa 0.7 has an out-of-bounds read in directblockRead in hdf/fractalhead.c.

Weakness: CWE-125

Which versions are affected by CVE-2019-16091?

It affects 2 products.

Products include Canonical Ubuntu Linux, Symonics Libmysofa.

How do I fix CVE-2019-16091?

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-2019-16091 being exploited?

There is no known exploitation of CVE-2019-16091 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-2019-16091, GHSA-52hq-whqq-v96g, UBUNTU-CVE-2019-16091.