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SYNTHESIS OF THE VULNERABILITY

An attacker can force the victim to import a key with a malformed
keyblock, in order to trigger a denial of service of GnuPG.

Impacted products: GnuPG

Severity: 2/4

Creation date: 13/05/2013

DESCRIPTION OF THE VULNERABILITY

The GnuPG software can import keys.

However, if keyblock packets are invalid, an error occurs.
Technical details are unknown.

An attacker can therefore force the victim to import a key with a
malformed keyblock, in order to trigger a denial of service of
GnuPG.

ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN

http://vigilance.fr/vulnerability/GnuPG-denial-of-service-via-keyblock-12768