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Case File

CVE-2020-35503

MEDIUM · CVSS 6 EPSS 0.27%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-06-02 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.0. It may lead to a denial-of-service condition.

CVE
CVE-2020-35503
Severity
MEDIUM
CVSS
6
EPSS
0.27%

Original NVD Description

A NULL pointer dereference flaw was found in the megasas-gen2 SCSI host bus adapter emulation of QEMU in versions before and including 6.0. This issue occurs in the megasas_command_cancelled() callback function while dropping a SCSI request. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

Related CVEs

Other vulnerabilities affecting the same vendor(s)