Joined: 12 May 2004
|Posted: Mon Sep 14, 2020 8:26 am Post subject: [ GLSA 202009-12 ] ZeroMQ
|Gentoo Linux Security Advisory
Title: ZeroMQ: Denial of service (GLSA 202009-12)
Exploitable: local, remote
A vulnerability in ZeroMQ could lead to a Denial of Service
Looks like an embeddable networking library but acts like a concurrency
Vulnerable: < 4.3.3
Unaffected: >= 4.3.3
Architectures: All supported architectures
It was discovered that ZeroMQ does not properly handle connecting peers
before a handshake is completed.
An unauthenticated remote attacker able to connect to a ZeroMQ endpoint,
even with CURVE encryption/authentication enabled, can cause a Denial of
There is no known workaround at this time.
All ZeroMQ users should upgrade to the latest version:
|# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/zeromq-4.3.3"