CVE-2020-12866 Null dereference in n/a

What is CVE-2020-12866?

CVE-2020-12866 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 24 Jun 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A NULL pointer dereference in SANE Backends before 1.0.30 allows a malicious device connected to the same local network as the victim to cause a denial of service, GHSL-2020-079.

Weakness: CWE-476

Which versions are affected by CVE-2020-12866?

It affects 3 products.

Products include Canonical Ubuntu Linux, Opensuse Leap, Sane-Project Sane Backends.

How do I fix CVE-2020-12866?

Upgrade to a fixed version.

Is CVE-2020-12866 being exploited?

There is no known exploitation of CVE-2020-12866 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-2020-12866, GHSA-q62j-4q9v-xgm7, UBUNTU-CVE-2020-12866.