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Vulnerability of Poppler: out-of-bounds memory reading via PostScriptFunction-transform

Synthesis of the vulnerability

An attacker can force a read at an invalid address via PostScriptFunction::transform() of Poppler, in order to trigger a denial of service, or to obtain sensitive information.
Severity of this alert: 2/4.
Creation date: 01/10/2019.
Références of this alert: CVE-2019-12493, DLA-1939-1, FEDORA-2019-01da705767, FEDORA-2019-a457286734, VIGILANCE-VUL-30479.

Description of the vulnerability

An attacker can force a read at an invalid address via PostScriptFunction::transform() of Poppler, in order to trigger a denial of service, or to obtain sensitive information.
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This computer vulnerability note impacts software or systems such as Debian, Fedora.

Our Vigil@nce team determined that the severity of this computer vulnerability announce 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 cybersecurity announce.

Solutions for this threat

Debian 8: new poppler packages.
New packages are available:
  Debian 8: poppler 0.26.5-2+deb8u11

Fedora: new xpdf packages.
New packages are available:
  Fedora 29: xpdf 4.02-1.fc29
  Fedora 30: xpdf 4.02-1.fc30
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