Updated libgd2 packages has been released for Debian GNU/Linux 9

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Debian Security Advisory DSA-4384-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
February 04, 2019 https://www.debian.org/security/faq
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Package : libgd2
CVE ID : CVE-2019-6977 CVE-2019-6978
Debian Bug : 920645 920728

Multiple vulnerabilities have been discovered in libgd2, a library for
programmatic graphics creation and manipulation, which may result in
denial of service or potentially the execution of arbitrary code if a
malformed file is processed.

For the stable distribution (stretch), these problems have been fixed in
version 2.2.4-2+deb9u4.

We recommend that you upgrade your libgd2 packages.

For the detailed security status of libgd2 please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/libgd2

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/

  Libgd2 Security Update for Debian 9