CVE-2024-4467

Publication date 2 July 2024

Last updated 26 August 2025

Ubuntu priority

Cvss 3 Severity Score

A flaw was found in the QEMU disk image utility (qemu-img) 'info' command. A specially crafted image file containing a `json:{}` value describing block devices in QMP could cause the qemu-img process on the host to consume large amounts of memory or CPU time, leading to denial of service or read/write to an existing external file.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
qemu	25.04 plucky	Fixed 1:9.0.2+ds-4ubuntu2
	24.10 oracular	Fixed 1:9.0.2+ds-4ubuntu2
	24.04 LTS noble	Vulnerable
	23.10 mantic	Ignored end of life, was needs-triage
	22.04 LTS jammy	Vulnerable
	20.04 LTS focal	Needs evaluation
	18.04 LTS bionic	Needs evaluation
	16.04 LTS xenial	Needs evaluation
	14.04 LTS trusty	Needs evaluation

Patch details

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

Package	Patch details
qemu	Upstream: https://lists.nongnu.org/archive/html/qemu-devel/2024-07/msg00661.html Upstream: bd385a5 Upstream: 2eb42a7 Upstream: 7e11106 Upstream: 7ead946

Severity score breakdown

Parameter	Value
Base score	7.8 · High
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-7744-1
QEMU vulnerabilities
11 September 2025