CVE-2023-23003

MEDIUM

Linux kernel <5.16 - Buffer Overflow

Title source: llm

Description

In the Linux kernel before 5.16, tools/perf/util/expr.c lacks a check for the hashmap__new return value.

Scores

CVSS v3 4.0
EPSS 0.0003
EPSS Percentile 8.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Classification

CWE
CWE-252
Status published

Affected Products (1)

linux/linux_kernel < 5.16

Timeline

Published Mar 01, 2023
Tracked Since Feb 18, 2026