CVE-2020-14374 Memory corruption in dpdk

What is CVE-2020-14374?

CVE-2020-14374 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 30 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. A flawed bounds checking in the copy_data function leads to a buffer overflow allowing an attacker in a virtual machine to write arbitrary data to any address in the vhost_crypto application. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Weakness: CWE-120

Which versions are affected by CVE-2020-14374?

It affects 3 products.

Products include Canonical Ubuntu Linux, Dpdk Data Plane Development Kit, Opensuse Leap.

How do I fix CVE-2020-14374?

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-2020-14374 being exploited?

There is no known exploitation of CVE-2020-14374 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-2020-14374, GHSA-c3m3-jrj3-pjqx, UBUNTU-CVE-2020-14374.