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

SYNTHESIS OF THE VULNERABILITY

Impacted products: openSUSE Leap, SUSE Linux Enterprise Desktop,
SLES.

Severity: 2/4.

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

Provenance: document.

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

Creation date: 21/09/2020.

DESCRIPTION OF THE VULNERABILITY

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

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/OVMF-buffer-overflow-via-DxeImageVerificationHandler-33377