Denial of service in libvirt



Published: 2024-03-12
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-1441
CWE-ID CWE-193
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		libvirt
Universal components / Libraries / Libraries used by multiple products

Vendor libvirt.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Off-by-one

EUVDB-ID: #VU87448

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-1441

CWE-ID: CWE-193 - Off-by-one Error

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an off-by-one error in the udevListInterfacesByStatus() function when the number of interfaces exceeds the size of the "names" array. A local user can trigger an off-by-one error and crash the daemon.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

libvirt: 9.0.0 - 10.0.0

External links

http://access.redhat.com/security/cve/CVE-2024-1441
http://bugzilla.redhat.com/show_bug.cgi?id=2263841


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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