[SECURITY] [DLA 1947-1] libreoffice security update

Package : libreoffice
Version : 1:4.3.3-2+deb8u13
CVE ID : CVE-2019-9848 CVE-2019-9849 CVE-2019-9850 CVE-2019-9851
CVE-2019-9852 CVE-2019-9853 CVE-2019-9854

Several vulnerabilities were discovered in LibreOffice, the office
productivity suite.

CVE-2019-9848

Nils Emmerich discovered that malicious documents could execute
arbitrary Python code via LibreLogo.

CVE-2019-9849

Matei Badanoiu discovered that the stealth mode did not apply to
bullet graphics.

CVE-2019-9850

It was discovered that the protections implemented in CVE-2019-9848
could be bypassed because of insufficient URL validation.

CVE-2019-9851

Gabriel Masei discovered that malicious documents could execute
arbitrary pre-installed scripts.

CVE-2019-9852

Nils Emmerich discovered that the protection implemented to address
CVE-2018-16858 could be bypassed by a URL encoding attack.

CVE-2019-9853

Nils Emmerich discovered that malicious documents could bypass
document security settings to execute macros contained within the
document.

CVE-2019-9854

It was discovered that the protection implemented to address
CVE-2019-9852 could be bypassed because of insufficient input
sanitization.

For Debian 8 "Jessie", these problems have been fixed in version
1:4.3.3-2+deb8u13.

We recommend that you upgrade your libreoffice packages.

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