Vulnerability · Published Jan 10, 2023 · Assigned by redhat

CVE-2022-4338

Critical 9.8

In plain English

A critical-severity out-of-bounds read in openvswitch. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.4%top 27.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

An integer underflow in Organization Specific TLV was found in various versions of OpenvSwitch.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20openvswitch2.17.5-r0ALPINE-CVE-2022-4338
Alpine:v3.21openvswitch2.17.5-r0ALPINE-CVE-2022-4338
Alpine:v3.22openvswitch2.17.5-r0ALPINE-CVE-2022-4338
Alpine:v3.23openvswitch2.17.5-r0ALPINE-CVE-2022-4338
Alpine:v3.24openvswitch2.17.5-r0ALPINE-CVE-2022-4338
Debian:12openvswitch3.1.0~git20221212.739bcf2-4DEBIAN-CVE-2022-4338
Debian:13openvswitch3.1.0~git20221212.739bcf2-4DEBIAN-CVE-2022-4338
Debian:14openvswitch3.1.0~git20221212.739bcf2-4DEBIAN-CVE-2022-4338
Ubuntu:22.04:LTSopenvswitch2.17.3-0ubuntu0.22.04.2UBUNTU-CVE-2022-4338
Ubuntu:22.04:LTSopenvswitch2.17.3-0ubuntu0.22.04.2USN-5890-1

Affected products (as reported)

VendorProductVersions
n/a openvswitch openvswitch 3.0.3, openvswitch 2.17.5, openvswitch 2.16.6, openvswitch 2.15.7, openvswitch 2.14.8, openvswitch 2.13.10

Weakness: CWE-125

References