Denial of service in QEMU



Published: 2024-08-16
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-7409
CWE-ID CWE-662
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		QEMU
Client/Desktop applications / Virtualization software

Vendor QEMU

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper synchronization

EUVDB-ID: #VU96080

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-7409

CWE-ID: CWE-662 - Improper Synchronization

Exploit availability: No

Description

The vulnerability allows a malicious guest to perform a denial of service (DoS) attack.

The vulnerability exists due to improper synchronization during socket closure in the QEMU NBD Server. A malicious guest can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

QEMU: All versions

CPE2.3 External links

http://access.redhat.com/security/cve/CVE-2024-7409
http://bugzilla.redhat.com/show_bug.cgi?id=2302487


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to open a a specially crafted file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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