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Double Free Affecting quagga package, versions <0.99.24.1-2ubuntu1.4

Severity

 Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
38.45% (99th percentile)

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  • Snyk IDSNYK-UBUNTU1604-QUAGGA-319703
  • published19 Feb 2018
  • disclosed19 Feb 2018
Report a new vulnerability Found a mistake?

Introduced: 19 Feb 2018

CVE-2018-5379  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 quagga to version 0.99.24.1-2ubuntu1.4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream quagga package and not the quagga package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

The Quagga BGP daemon (bgpd) prior to version 1.2.3 can double-free memory when processing certain forms of UPDATE message, containing cluster-list and/or unknown attributes. A successful attack could cause a denial of service or potentially allow an attacker to execute arbitrary code.