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Out-of-bounds Read Affecting tcpflow package, versions <1.4.5+repack1-4ubuntu0.18.04.1

Severity

 Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.15% (53rd percentile)

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  • Snyk IDSNYK-UBUNTU1804-TCPFLOW-345257
  • published17 Oct 2018
  • disclosed17 Oct 2018
Report a new vulnerability Found a mistake?

Introduced: 17 Oct 2018

CVE-2018-18409  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 tcpflow to version 1.4.5+repack1-4ubuntu0.18.04.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tcpflow package and not the tcpflow package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

A stack-based buffer over-read exists in setbit() at iptree.h of TCPFLOW 1.5.0, due to received incorrect values causing incorrect computation, leading to denial of service during an address_histogram call or a get_histogram call.