CVE-2019-13132

NameCVE-2019-13132
DescriptionIn ZeroMQ libzmq before 4.0.9, 4.1.x before 4.1.7, and 4.2.x before 4.3.2, a remote, unauthenticated client connecting to a libzmq application, running with a socket listening with CURVE encryption/authentication enabled, may cause a stack overflow and overwrite the stack with arbitrary data, due to a buffer overflow in the library. Users running public servers with the above configuration are highly encouraged to upgrade as soon as possible, as there are no known mitigations.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1849-1, DSA-4477-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
zeromq3 (PTS)buster, buster (security)4.3.1-4+deb10u2fixed
bullseye4.3.4-1+deb11u1fixed
bookworm4.3.4-6fixed
sid, trixie4.3.5-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
zeromq3sourcejessie4.0.5+dfsg-2+deb8u2DLA-1849-1
zeromq3sourcestretch4.2.1-4+deb9u2DSA-4477-1
zeromq3sourcebuster4.3.1-4+deb10u1DSA-4477-1
zeromq3source(unstable)4.3.1-5

Notes

https://github.com/zeromq/libzmq/issues/3558

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