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Vigil@nce - GhostScript: buffer overflow via GetNumSameData

October 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2

SYNTHESIS OF THE VULNERABILITY

Impacted products: Debian, Ubuntu.

Severity: 2/4.

Consequences: user access/rights, denial of service on client.

Provenance: document.

Confidence: confirmed by the editor (5/5).

Creation date: 21/08/2020.

DESCRIPTION OF THE VULNERABILITY

An attacker can trigger a buffer overflow via GetNumSameData() of
GhostScript, in order to trigger a denial of service, and possibly
to run code.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/GhostScript-buffer-overflow-via-GetNumSameData-33131


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