VULNERABILITY INTELLIGENCE

CVE-2023-3090

CVSS score7.8 HIGH
EPSS probability0.48%
CISA KEVNot currently listed
Published2023-06-28
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation. The out-of-bounds write is caused by missing skb->cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIG_IPVLAN is enabled. We recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.

Weakness classification

  • cve-coordination@google.com: CWE-787
  • nvd@nist.gov: CWE-787

Primary references