USN-4252-1: tcpdump vulnerabilities

tcpdump vulnerabilities

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

Ubuntu 18.04 LTS
Ubuntu 16.04 LTS

Summary

Several security issues were fixed in tcpdump.

Software Description

tcpdump – command-line network traffic analyzer

Details

Multiple security issues were discovered in tcpdump. A remote attacker
could use these issues to cause tcpdump to crash, resulting in 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 18.04 LTS: tcpdump – 4.9.3-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: tcpdump – 4.9.3-0ubuntu0.16.04.1

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

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.

References

Source: USN-4252-1: tcpdump vulnerabilities

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