CVE-2022-36648

CRITICAL

Qemu < 7.0.0 - NULL Pointer Dereference

Title source: rule

Description

The hardware emulation in the of_dpa_cmd_add_l2_flood of rocker device model in QEMU, as used in 7.0.0 and earlier, allows remote attackers to crash the host qemu and potentially execute code on the host via execute a malformed program in the guest OS. Note: This has been disputed by multiple third parties as not a valid vulnerability due to the rocker device not falling within the virtualization use case.

References (2)

[Mailing List, Patch] https://lists.nongnu.org/archive/html/qemu-devel/2022-06/msg04469.html

[Vendor Advisory] https://security.netapp.com/advisory/ntap-20231006-0004/

Scores

CVSS v3 10.0

EPSS 0.0124

EPSS Percentile 79.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Classification

CWE

CWE-476

Status published

Affected Products (1)

qemu/qemu < 7.0.0

Timeline

Published Aug 22, 2023

Tracked Since Feb 18, 2026