file vulnerabilities

18 March 2019

file vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 18.10
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS

Summary

Several security issues were fixed in file.

Software Description

• file - Tool to determine file types

Details

It was discovered that file incorrectly handled certain malformed ELF files. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.10

file - 1:5.34-2ubuntu0.1

libmagic1 - 1:5.34-2ubuntu0.1

Ubuntu 18.04 LTS

file - 1:5.32-2ubuntu0.2

libmagic1 - 1:5.32-2ubuntu0.2

Ubuntu 16.04 LTS

file - 1:5.25-2ubuntu1.2

libmagic1 - 1:5.25-2ubuntu1.2

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

• CVE-2019-8904
• CVE-2019-8905
• CVE-2019-8906
• CVE-2019-8907