CVE-2023-2008

HIGH

Linux Kernel < 5.19 - Improper Array Index Validation

Title source: rule
STIX 2.1

Description

A flaw was found in the Linux kernel's udmabuf device driver. The specific flaw exists within a fault handler. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an array. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the kernel.

Exploits (1)

nomisec WORKING POC 40 stars
by bluefrostsecurity · poc
https://github.com/bluefrostsecurity/CVE-2023-2008

References (4)

Core 4

Scores

CVSS v3 7.8
EPSS 0.0179
EPSS Percentile 82.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-129
Status published
Products (2)
linux/linux_kernel 5.19 (4 CPE variants)
linux/linux_kernel < 5.19
Published Apr 14, 2023
Tracked Since Feb 18, 2026