The following security updates has been released for Debian GNU/Linux 8 and 9:

DSA 4177-1: libsdl2-image security update
DSA 4178-1: libreoffice security update

DSA 4177-1: libsdl2-image security update

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Debian Security Advisory DSA-4177-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
April 20, 2018 https://www.debian.org/security/faq
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Package : libsdl2-image
CVE ID : CVE-2017-2887 CVE-2017-12122 CVE-2017-14440 CVE-2017-14441
CVE-2017-14442 CVE-2017-14448 CVE-2017-14449 CVE-2017-14450
CVE-2018-3837 CVE-2018-3838 CVE-2018-3839

Multiple vulnerabilities have been discovered in the image loading
library for Simple DirectMedia Layer 2, which could result in denial of
service or the execution of arbitrary code if malformed image files are
opened.

For the oldstable distribution (jessie), these problems have been fixed
in version 2.0.0+dfsg-3+deb8u1.

For the stable distribution (stretch), these problems have been fixed in
version 2.0.1+dfsg-2+deb9u1.

We recommend that you upgrade your libsdl2-image packages.

For the detailed security status of libsdl2-image please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/libsdl2-image

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/

DSA 4178-1: libreoffice security update

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Debian Security Advisory DSA-4178-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
April 20, 2018 https://www.debian.org/security/faq
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Package : libreoffice
CVE ID : CVE-2018-10119 CVE-2018-10120

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/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/