A libz-mingw-w64 security update has been released for Debian GNU/Linux 9 LTS to address an issue that could result in denial of service or potentially the execution of arbitrary code if specially crafted input is processed.

DLA 2993-1: libz-mingw-w64 security update

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Debian LTS Advisory DLA-2993-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Andreas Rönnquist
May 04, 2022   https://wiki.debian.org/LTS
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Package : libz-mingw-w64
Version : 1.2.11+dfsg-1+deb9u1
CVE ID : CVE-2018-25032

One security issue has been found in a compression library
libz-mingw-w64.

Danilo Ramos discovered that incorrect memory handling in
libz-mingw-w64's deflate handling could result in denial of service or
potentially the execution of arbitrary code if specially crafted input
is processed.

For Debian 9 stretch, this problem has been fixed in version
1.2.11+dfsg-1+deb9u1.

We recommend that you upgrade your libz-mingw-w64 packages.

For the detailed security status of libz-mingw-w64 please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/libz-mingw-w64

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