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Debian Security Advisory 4477-1

Debian Security Advisory 4477-1
Posted Jul 8, 2019
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4477-1 - Fang-Pen Lin discovered a stack-based buffer-overflow flaw in ZeroMQ, a lightweight messaging kernel library. A remote, unauthenticated client connecting to an application using the libzmq library, running with a socket listening with CURVE encryption/authentication enabled, can take advantage of this flaw to cause a denial of service or the execution of arbitrary code.

tags | advisory, remote, denial of service, overflow, arbitrary, kernel
systems | linux, debian
advisories | CVE-2019-13132
SHA-256 | 1a8103b9593ab0355cad1a5dd758f51d152f6a0fcada458fc2e43ea0a99d12ed

Debian Security Advisory 4477-1

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- -------------------------------------------------------------------------
Debian Security Advisory DSA-4477-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
July 08, 2019 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : zeromq3
CVE ID : CVE-2019-13132

Fang-Pen Lin discovered a stack-based buffer-overflow flaw in ZeroMQ, a
lightweight messaging kernel library. A remote, unauthenticated client
connecting to an application using the libzmq library, running with a
socket listening with CURVE encryption/authentication enabled, can take
advantage of this flaw to cause a denial of service or the execution of
arbitrary code.

For the oldstable distribution (stretch), this problem has been fixed
in version 4.2.1-4+deb9u2.

For the stable distribution (buster), this problem has been fixed in
version 4.3.1-4+deb10u1.

We recommend that you upgrade your zeromq3 packages.

For the detailed security status of zeromq3 please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/zeromq3

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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