CVE-2018-1108 Information disclosure in drivers

What is CVE-2018-1108?

CVE-2018-1108 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 21 May 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

kernel drivers before version 4.17-rc1 are vulnerable to a weakness in the Linux kernel's implementation of random seed data. Programs, early in the boot sequence, could use the data allocated for the seed before it was sufficiently generated.

Weakness: CWE-330

Which versions are affected by CVE-2018-1108?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Linux kernel.

How do I fix CVE-2018-1108?

Upgrade to a fixed version.

Is CVE-2018-1108 being exploited?

There is no known exploitation of CVE-2018-1108 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-2018-1108, GHSA-229x-53vm-m4f4, UBUNTU-CVE-2018-1108.