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Vulnerability of Xpra: privilege escalation

Synthesis of the vulnerability 

An attacker can bypass restrictions of Xpra, in order to escalate his privileges.
Impacted software: Fedora.
Severity of this computer vulnerability: 2/4.
Creation date: 28/09/2015.
Références of this announce: FEDORA-2015-16023, FEDORA-2015-16024, VIGILANCE-VUL-17986.

Description of the vulnerability 

An attacker can bypass restrictions of Xpra, in order to escalate his privileges.
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This computer vulnerability announce impacts software or systems such as Fedora.

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

The trust level is of type confirmed by the editor, with an origin of user shell.

An attacker with a expert ability can exploit this threat alert.

Solutions for this threat 

Fedora: new xpra packages.
New packages are available:
  Fedora 21: xpra 0.15.6-1.fc21
  Fedora 22: xpra 0.15.6-1.fc22
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