Debian: DSA-4179-2 Critical: LibreOffice Security Vulnerability Detected

Two vulnerabilities were discovered in LibreOffice's code to parse
MS Word and Structured Storage files, which could result in denial of
service and potentially the execution of arbitrary code if a malformed
file is opened.

For the oldstable distribution (jessie), these problems have been fixed
in version 1:4.3.3-2+deb8u11.

For the stable distribution (stretch), these problems have been fixed in
version 1:5.2.7-1+deb9u4.

We recommend that you upgrade your libreoffice packages.

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

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/