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Vulnerability of JasPer: out-of-bounds memory reading via jas_image_ishomosamp

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via jas_image_ishomosamp() of JasPer, in order to trigger a denial of service, or to obtain sensitive information.
Impacted software: Debian.
Severity of this computer vulnerability: 2/4.
Creation date: 21/11/2018.
Références of this announce: CVE-2017-14132, DLA-1583-1, VIGILANCE-VUL-27862.

Description of the vulnerability 

An attacker can force a read at an invalid address via jas_image_ishomosamp() of JasPer, in order to trigger a denial of service, or to obtain sensitive information.
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This threat announce impacts software or systems such as Debian.

Our Vigil@nce team determined that the severity of this cybersecurity alert 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 security alert.

Solutions for this threat 

Debian 8: new jasper packages.
New packages are available:
  Debian 8: jasper 1.900.1-debian1-2.4+deb8u4
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