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Vulnerability of ImageMagick: NULL pointer dereference via ReadMATImage

Synthesis of the vulnerability 

An attacker can force a NULL pointer to be dereferenced via ReadMATImage() of ImageMagick, in order to trigger a denial of service.
Impacted products: Debian, openSUSE Leap.
Severity of this bulletin: 1/4.
Creation date: 31/08/2017.
Références of this threat: CVE-2017-13658, DLA-1081-1, DLA-1785-1, DLA-2366-1, openSUSE-SU-2018:0155-1, VIGILANCE-VUL-23679.

Description of the vulnerability 

An attacker can force a NULL pointer to be dereferenced via ReadMATImage() of ImageMagick, in order to trigger a denial of service.
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This security note impacts software or systems such as Debian, openSUSE Leap.

Our Vigil@nce team determined that the severity of this threat announce is low.

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 weakness announce.

Solutions for this threat 

Debian 7: new imagemagick packages (31/08/2017).
New packages are available:
  Debian 7: imagemagick 6.7.7.10-5+deb7u16

Debian 8: new imagemagick packages (14/05/2019).
New packages are available:
  Debian 8: imagemagick 8:6.8.9.9-5+deb8u16

Debian 9: new imagemagick packages (08/09/2020).
New packages are available:
  Debian 9: imagemagick 8:6.9.7.4+dfsg-11+deb9u10

openSUSE Leap: new ImageMagick packages (22/01/2018).
New packages are available:
  openSUSE Leap 42.3: ImageMagick 6.8.8.1-49.1, libMagick++-6_Q16-3 6.8.8.1-49.1, libMagickCore-6_Q16-1 6.8.8.1-49.1, libMagickWand-6_Q16-1 6.8.8.1-49.1, perl-PerlMagick 6.8.8.1-49.1
  openSUSE Leap 42.2: ImageMagick 6.8.8.1-30.21.1, libMagick++-6_Q16-3 6.8.8.1-30.21.1, libMagickCore-6_Q16-1 6.8.8.1-30.21.1, libMagickWand-6_Q16-1 6.8.8.1-30.21.1, perl-PerlMagick 6.8.8.1-30.21.1

Wind River Linux: solution of End-October 2017.
The solution is indicated in information sources.
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