Advisory Published

USN-3955-1: tcpflow vulnerabilities

First published: Wed Apr 24 2019(Updated: )

It was discovered that tcpflow incorrectly handled certain malformed network packets. A remote attacker could send these packets to a target system, causing tcpflow to crash or possibly disclose sensitive information.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/tcpflow<1.4.5+repack1-4ubuntu0.18.10.1
1.4.5+repack1-4ubuntu0.18.10.1
=18.10
All of
ubuntu/tcpflow-nox<1.4.5+repack1-4ubuntu0.18.10.1
1.4.5+repack1-4ubuntu0.18.10.1
=18.10
All of
ubuntu/tcpflow<1.4.5+repack1-4ubuntu0.18.04.1
1.4.5+repack1-4ubuntu0.18.04.1
=18.04
All of
ubuntu/tcpflow-nox<1.4.5+repack1-4ubuntu0.18.04.1
1.4.5+repack1-4ubuntu0.18.04.1
=18.04
All of
ubuntu/tcpflow<1.4.5+repack1-1ubuntu0.1
1.4.5+repack1-1ubuntu0.1
=16.04
All of
ubuntu/tcpflow-nox<1.4.5+repack1-1ubuntu0.1
1.4.5+repack1-1ubuntu0.1
=16.04

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