Vigil@nce - Das U-Boot: buffer overflow via Ext4 64-bit Extension
January 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: openSUSE Leap, SUSE Linux Enterprise Desktop,
SLES.
Severity: 2/4.
Consequences: administrator access/rights, denial of service on
server.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 09/11/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a buffer overflow via Ext4 64-bit
Extension of Das U-Boot, in order to trigger a denial of service,
and possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Das-U-Boot-buffer-overflow-via-Ext4-64-bit-Extension-33856