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Synthesis of the vulnerability 
An attacker can trigger an integer overflow via _TIFFCheckMalloc() of LibTIFF, in order to trigger a denial of service, and possibly to run code.
Vulnerable products: Debian, LibTIFF, openSUSE Leap, Solaris, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 19/08/2019.
Références of this bulletin: CVE-2019-14973, DLA-1897-1, DSA-4608-1, DSA-4670-1, openSUSE-SU-2020:1561-1, openSUSE-SU-2020:1840-1, RHSA-2020:1688-01, RHSA-2020:3902-01, SSA:2019-308-01, SUSE-SU-2019:3058-1, SUSE-SU-2020:2744-1, USN-4158-1, VIGILANCE-VUL-30078.
Description of the vulnerability 
An attacker can trigger an integer overflow via _TIFFCheckMalloc() of LibTIFF, in order to trigger a denial of service, and possibly to run code. Full bulletin, software filtering, emails, fixes, ... (Request your free trial)
This security announce impacts software or systems such as Debian, LibTIFF, openSUSE Leap, Solaris, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Our Vigil@nce team determined that the severity of this threat is medium.
The trust level is of type confirmed by the editor, with an origin of document.
An attacker with a expert ability can exploit this computer vulnerability announce.
Solutions for this threat 
LibTIFF: version 4.1.0.
The version 4.1.0 is fixed:
http://www.simplesystems.org/libtiff/v4.1.0.html
http://libtiff.maptools.org/v4.1.0.html
LibTIFF: patch for _TIFFCheckMalloc.
A patch is available:
https://gitlab.com/libtiff/libtiff/merge_requests/90
Debian 10: new tiff packages.
New packages are available:
Debian 10: tiff 4.1.0+git191117-2~deb10u1
Debian 8: new tiff packages.
New packages are available:
Debian 8: tiff 4.0.3-12.3+deb8u9
Debian 9: new tiff packages.
New packages are available:
Debian 9: tiff 4.0.8-2+deb9u5
openSUSE Leap 15.1: new tiff packages.
New packages are available:
openSUSE Leap 15.1: tiff 4.0.9-lp151.10.3.1
openSUSE Leap 15.2: new tiff packages.
New packages are available:
openSUSE Leap 15.2: tiff 4.0.9-lp152.11.3.1
Oracle Solaris: patch for third party software of October 2019 v2.
A patch is available:
https://support.oracle.com/rs?type=doc&id=1448883.1
RHEL 7.8: new libtiff packages.
New packages are available:
RHEL 7.0-7.8: libtiff 4.0.3-35.el7
RHEL 8: new libtiff packages.
New packages are available:
RHEL 8.0-8.1: libtiff 4.0.9-17.el8
Slackware: new libtiff packages.
New packages are available:
Slackware 14.2: libtiff 4.1.0-*-1_slack14.2
SUSE LE 12: new tiff packages.
New packages are available:
SUSE LE 12 SP4: tiff 4.0.9-44.42.1
SUSE LE 12 SP5: tiff 4.0.9-44.42.1
SUSE LE 15: new tiff packages.
New packages are available:
SUSE LE 15 SP2: libtiff5 4.0.9-5.30.28
SUSE LE 15 SP1: libtiff5 4.0.9-5.30.28
Ubuntu: new libtiff5 packages.
New packages are available:
Ubuntu 19.04: libtiff5 4.0.10-4ubuntu0.1
Ubuntu 18.04 LTS: libtiff5 4.0.9-5ubuntu0.3
Ubuntu 16.04 LTS: libtiff5 4.0.6-1ubuntu0.7
Wind River Linux: version 10.17.41.20.
The version 10.17.41.20 is fixed:
https://support2.windriver.com/
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)
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