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Vigil@nce - LibGD: buffer overflow via gdImageColorMatch

May 2019 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...

SYNTHESIS OF THE VULNERABILITY

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

Severity: 2/4.

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

Provenance: document.

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

Creation date: 27/03/2019.

DESCRIPTION OF THE VULNERABILITY

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

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/...




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