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LIN9-6447 : Security Advisory - quagga - CVE-2018-5381

Created: Feb 27, 2018    Updated: Dec 3, 2018
Resolved Date: Mar 2, 2018
Found In Version: 9.0.0.14
Fix Version: 9.0.0.15
Severity: Standard
Applicable for: Wind River Linux 9
Component/s: Userspace

Description

The Quagga BGP daemon (bgpd) prior to version 1.2.3 has a bug in its parsing of Capabilities in BGP OPEN messages, in the bgp_packet.c:bgp_capability_msg_parse function. The parser can enter an infinite loop on invalid capabilities if a Multi-Protocol capability does not have a recognized AFI/SAFI, causing a denial of service.

https://nvd.nist.gov/vuln/detail/CVE-2018-5381

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