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Fedora 30 tcpflow 1.5.2 Security Advisory: Fixes Buffer Over-Read Issue

fedora
Calendar Grey April 8, 2019
Dist Fedora Esm H88
The tcpflow version 1.5.2 patch addresses a critical buffer over-read vulnerability found in Fedora 30. Utilize dnf for installation to ensure improved protection.
Update tcpflow to 1.5.2 tag at github, fixing a security issue.

Summary

tcpflow is a program that captures data transmitted as part of TCP

connections (flows), and stores the data in a way that is convenient

for protocol analysis or debugging. A program like 'tcpdump' shows a

summary of packets seen on the wire, but usually doesn't store the

data that's actually being transmitted. In contrast, tcpflow

reconstructs the actual data streams and stores each flow in a

separate file for later analysis.

Update tcpflow to 1.5.2 tag at github, fixing a security issue.

[ 1 ] Bug #1646413 - CVE-2018-18409 tcpflow: stack-based buffer over-read exists in setbit() at iptree.h [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1646413

su -c 'dnf upgrade --advisory FEDORA-2019-ea0f30909a' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

package-announce mailing list -- package-announce@lists.fedoraproject.org

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 30
Version: 1.5.0
Release: 4.fc30
Summary: Network traffic recorder

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