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Vulnerability of Xfig: buffer overflow via read_colordef

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via read_colordef() of Xfig, in order to trigger a denial of service, and possibly to run code.
Impacted systems: Fedora.
Severity of this alert: 2/4.
Creation date: 27/01/2020.
Références of this alert: CVE-2019-19797, FEDORA-2020-5d0f0593ae, FEDORA-2020-6a2824178e, VIGILANCE-VUL-31433.

Description of the vulnerability 

An attacker can trigger a buffer overflow via read_colordef() of Xfig, in order to trigger a denial of service, and possibly to run code.
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This vulnerability note impacts software or systems such as Fedora.

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

Solutions for this threat 

Fedora 31: new transfig packages.
New packages are available:
  Fedora 31: transfig 3.2.7b-1.fc31

Fedora: new xfig packages.
New packages are available:
  Fedora 30: xfig 3.2.7b-1.fc30
  Fedora 31: xfig 3.2.7b-1.fc31
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