Use After Free Affecting quagga package, versions <0:0.99.22.4-5.el7_4
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL7-QUAGGA-5170121
- published26 Jul 2021
- disclosed15 Feb 2018
Introduced: 15 Feb 2018
CVE-2018-5379 (opens in a new tab)How to fix?
Upgrade RHEL:7 quagga to version 0:0.99.22.4-5.el7_4 or higher.
This issue was patched in RHSA-2018:0377.
NVD Description
Note: Versions mentioned in the description apply only to the upstream quagga package and not the quagga package as distributed by RHEL.
See How to fix? for RHEL:7 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.
References
- http://www.securityfocus.com/bid/103105
- http://www.kb.cert.org/vuls/id/940439
- http://savannah.nongnu.org/forum/forum.php?forum_id=9095
- https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf
- https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1114.txt
- https://access.redhat.com/security/cve/CVE-2018-5379
- https://www.debian.org/security/2018/dsa-4115
- https://security.gentoo.org/glsa/201804-17
- https://lists.debian.org/debian-lts-announce/2018/02/msg00021.html
- https://access.redhat.com/errata/RHSA-2018:0377
- https://usn.ubuntu.com/3573-1/