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CVE-2022-36648

Publication date 22 August 2023

Last updated 24 July 2024


Ubuntu priority

Cvss 3 Severity Score

10.0 · Critical

Score breakdown

** 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.

Read the notes from the security team

Status

Package Ubuntu Release Status
qemu 24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar Ignored end of life, was deferred [2024-04-15]
22.04 LTS jammy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected

Notes


mdeslaur

As of 2024-06-17, this CVE has been disputed, marking as not-affected

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
qemu

Severity score breakdown

Parameter Value
Base score 10.0 · Critical
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