CVE-2023-23003

MEDIUM

Linux kernel <5.16 - Buffer Overflow

Title source: llm
STIX 2.1

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 0.0013
EPSS Percentile 32.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-252
Status published
Products (1)
linux/linux_kernel < 5.16
Published Mar 01, 2023
Tracked Since Feb 18, 2026