Denial of service in DPDK

1) Resource exhaustion

EUVDB-ID: #VU63630

Risk: Low

CVSSv4.0: 5.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U/U:Clear]

CVE-ID: CVE-2022-0669

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to DPDK incorrectly handles inflight type messages. A local user can exhaust available fd in the vhost-user slave process and perform a denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

DPDK: - - 19.11.11

CPE2.3

• cpe:2.3:a:dpdk:dpdk:*:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:1.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:1.8.0:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:16.04:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:16.07:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:16.07.1:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:16.07.2:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:16.11:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:16.11.1:*:*:*:*:*:*:*
• cpe:2.3:a:dpdk:dpdk:16.11.2:*:*:*:*:*:*:*

External links

https://bugzilla.redhat.com/show_bug.cgi?id=2055793

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.