Vigil@nce - LZ4: buffer overflow via LZ4_write32
December 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: openSUSE Leap.
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: 29/10/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a buffer overflow via LZ4_write32() of
LZ4, in order to trigger a denial of service, and possibly to run
code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/LZ4-buffer-overflow-via-LZ4-write32-30733