A wavpack security update has been released for Debian GNU/Linux 9 LTS to address multiple vulnerabilites in wavpack were found, like OOB read (which could potentially lead to a DOS attack), unexpected control flow, crashes, integer overflow, and segfaults.

DLA 2525-1: wavpack security update

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Debian LTS Advisory DLA-2525-1 debian-lts@lists.debian.org
  https://www.debian.org/lts/security/ Utkarsh Gupta
January 15, 2021   https://wiki.debian.org/LTS
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Package : wavpack
Version : 5.0.0-2+deb9u3
CVE ID : CVE-2018-19840 CVE-2018-19841 CVE-2019-11498
CVE-2019-1010315 CVE-2019-1010317
CVE-2019-1010319 CVE-2020-35738
Debian Bug : 915564 915565 932060 932061 927903 978548

Multiple vulnerabilites in wavpack were found, like OOB read
(which could potentially lead to a DOS attack), unexpected
control flow, crashes, integer overflow, and segfaults.

For Debian 9 stretch, these problems have been fixed in version
5.0.0-2+deb9u3.

We recommend that you upgrade your wavpack packages.

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

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