Vulnerability identifier: #VU78694

Vulnerability risk: Medium

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

CVE-ID: CVE-2023-3750

CWE-ID: CWE-362

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
libvirt
Universal components / Libraries / Libraries used by multiple products

Vendor: libvirt.org

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a race condition within the virStoragePoolObjListSearch() function. which does not return a locked pool as expected. A remote attacker with ability to connect to the read-only socket can crash the libvirt daemon.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

libvirt: 8.3.0 - 9.5.0

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External links
http://bugzilla.redhat.com/show_bug.cgi?id=2222210

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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