Multiple vulnerabilities in Xen

Published: 2024-08-14

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2024-31146 CVE-2024-31145
CWE-ID	CWE-399 CWE-388
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Xen Server applications / Virtualization software
Vendor	Xen Project

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource management error

EUVDB-ID: #VU96007

Risk: Medium

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

CVE-ID: CVE-2024-31146

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a malicious guest to escalate privileges on the system.

The vulnerability exists due to improper management of shared resources when using PCI pass-through. A malicious guest can escalate privileges on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Xen: All versions

CPE2.3

cpe:2.3:a:xen_project:xen:*:*:*:*:*:*:*:*

External links

http://xenbits.xen.org/xsa/advisory-461.html

Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Improper error handling

EUVDB-ID: #VU96006