Jasper and Policykit Updates for Debian
Posted on: 12/07/2018 09:44 AM

The following updates has been released for Debian GNU/Linux:

Debian GNU/Linux 7 Extended LTS:
ELA-65-1 jasper security update

Debian GNU/Linux 9:
DSA 4350-1: policykit-1 security update


ELA-65-1 jasper security update
Package: jasper
Version: 1.900.1-13+deb7u7
Related CVE: CVE-2015-5203 CVE-2015-5221 CVE-2016-1867 CVE-2016-8690 CVE-2017-13748 CVE-2017-14132 CVE-2018-18873 CVE-2018-19539 CVE-2018-19542
Multiple issues were found in the JasPer JPEG-2000 library.

CVE-2015-5203

Gustavo Grieco discovered an integer overflow vulnerability that allows
remote attackers to cause a denial of service or may have other unspecified
impact via a crafted JPEG 2000 image file.
CVE-2015-5221

Josselin Feist found a double-free vulnerability that allows remote
attackers to cause a denial-of-service (application crash) by processing a
malformed image file.
CVE-2016-8690

Gustavo Grieco discovered a NULL pointer dereference vulnerability that can
cause a denial-of-service via a crafted BMP image file. The update also
includes the fixes for the related issues CVE-2016-8884 and CVE-2016-8885
which complete the patch for CVE-2016-8690.
CVE-2017-13748

It was discovered that jasper does not properly release memory used to
store image tile data when image decoding fails which may lead to a
denial-of-service.
CVE-2017-14132

A heap-based buffer over-read was found related to the jas_image_ishomosamp
function that could be triggered via a crafted image file and may cause a
denial-of-service (application crash) or have other unspecified impact.
CVE-2018-18873

NULL pointer dereference in the function ras_putdatastd in ras/ras_enc.c.
CVE-2018-19539 and CVE-2018-19542

Several NULL pointer dereferences were discovered that may lead to a
denial-of-service (application crash).
For Debian 7 Wheezy, these problems have been fixed in version 1.900.1-13+deb7u7.

We recommend that you upgrade your jasper packages.

Further information about Extended LTS security advisories can be found at: https://deb.freexian.com/extended-lts/


DSA 4350-1: policykit-1 security update



- -------------------------------------------------------------------------
Debian Security Advisory DSA-4350-1 security@debian.org
https://www.debian.org/security/ Moritz Muehlenhoff
December 06, 2018 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : policykit-1
CVE ID : CVE-2018-19788
Debian Bug : 915332

It was discovered that incorrect processing of very high UIDs in
Policykit, a framework for managing administrative policies and
privileges, could result in authentication bypass.

For the stable distribution (stretch), this problem has been fixed in
version 0.105-18+deb9u1.

We recommend that you upgrade your policykit-1 packages.

For the detailed security status of policykit-1 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/policykit-1

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/







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