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Vulnerability record · CVE-2018-5379 · published 19 February 2018

CVE-2018-5379: Quagga double free vulnerability

Quagga · Quagga

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.

9.8 CVSS 3.0 Critical EPSS 38% · top 1.5% CWE-415 · Double free
9.8CVSS 3.0 base score, v2 7.5
38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
9Affected product versions listed by NVD
20References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

9 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://savannah.nongnu.org/forum/forum.php?forum_id=9095 Third Party Advisory
http://www.kb.cert.org/vuls/id/940439 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/103105 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:0377 Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf Third Party Advisory
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1114.txt Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/02/msg00021.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/201804-17 Third Party Advisory
https://usn.ubuntu.com/3573-1/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4115 Third Party Advisory
http://savannah.nongnu.org/forum/forum.php?forum_id=9095 Third Party Advisory
http://www.kb.cert.org/vuls/id/940439 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/103105 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2018:0377 Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf Third Party Advisory
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1114.txt Vendor Advisory
https://lists.debian.org/debian-lts-announce/2018/02/msg00021.html Mailing ListThird Party Advisory
https://security.gentoo.org/glsa/201804-17 Third Party Advisory
https://usn.ubuntu.com/3573-1/ Third Party Advisory
https://www.debian.org/security/2018/dsa-4115 Third Party Advisory

Track CVE-2018-5379 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Source: NIST National Vulnerability Database (record CVE-2018-5379), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.