AUGUST 4, 2026
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Case File

CVE-2023-3812

HIGH · CVSS 7.8 EPSS 0.34%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-07-24 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects Linux.

CVE
CVE-2023-3812
Severity
HIGH
CVSS
7.8
EPSS
0.34%
Linux

Original NVD Description

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Related CVEs

Other vulnerabilities affecting the same vendor(s)