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weakness CVE-2018-9135

ImageMagick: out-of-bounds memory reading via IsWEBPImageLossless

Synthesis of the vulnerability

An attacker can force a read at an invalid address via IsWEBPImageLossless() of ImageMagick, in order to trigger a denial of service, or to obtain sensitive information.
Severity of this alert: 2/4.
Creation date: 11/05/2018.
Références of this alert: bulletinoct2018, CVE-2018-9135, openSUSE-SU-2018:1205-1, VIGILANCE-VUL-26111.
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Description of the vulnerability

An attacker can force a read at an invalid address via IsWEBPImageLossless() of ImageMagick, in order to trigger a denial of service, or to obtain sensitive information.
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This vulnerability announce impacts software or systems such as openSUSE Leap, Solaris.

Our Vigil@nce team determined that the severity of this cybersecurity 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 threat bulletin.

Solutions for this threat

openSUSE Leap 42.3: new ImageMagick packages (11/05/2018).
New packages are available:
  openSUSE Leap 42.3: ImageMagick 6.8.8.1-61.2

Oracle Solaris: patch for third party software of October 2018 v3.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1
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