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USN-4252-2: tcpdump vulnerabilities

27 January 2020

Several security issues were fixed in tcpdump.

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Releases

Packages

  • tcpdump - command-line network traffic analyzer

Details

USN-4252-1 fixed several vulnerabilities in tcpdump. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory 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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 14.04
Ubuntu 12.04

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

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