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CVE-2022-36648

Published: 22 August 2023

** DISPUTED ** 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.

Notes

AuthorNote
mdeslaur
As of 2024-04-15, patch is not commited to upstream

Priority

Medium

Cvss 3 Severity Score

10.0

Score breakdown

Status

Package Release Status
qemu
Launchpad, Ubuntu, Debian
bionic Deferred
(2024-04-15)
focal Deferred
(2024-04-15)
jammy Deferred
(2024-04-15)
lunar Ignored
(end of life, was deferred [2024-04-15])
mantic Deferred
(2024-04-15)
noble Deferred
(2024-04-15)
trusty Deferred
(2024-04-15)
upstream Needs triage

xenial Deferred
(2024-04-15)
Patches:
other: https://lists.nongnu.org/archive/html/qemu-devel/2022-06/msg04469.html

Severity score breakdown

Parameter Value
Base score 10.0
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Changed
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H