HomeQemuCVE-2021-4158

CVE-2021-4158

MEDIUM
6.0CVSS
Published: 2022-08-24
Updated: 2024-11-21
AI Analysis

Description

A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.

CVSS Metrics

Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Attack Vector
local
Complexity
low
Privileges
high
User Action
none
Scope
changed
Confidentiality
none
Integrity
none
Availability
high
Weaknesses
CWE-476CWE-476

Metadata

Primary Vendor
QEMU
Published
8/24/2022
Last Modified
11/21/2024
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

qemu : qemuredhat : enterprise_linux

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Executive Intelligence Brief

CVE-CVE-2021-4158 | MEDIUM Severity | CVEDatabase.com | CVEDatabase.com