CVE-2023-23003

Updated: 2025-08-20 02:53:35.486952

Description:

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


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x 0.0
CVSS Version 3.x MEDIUM 4.0

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 4.0 MEDIUM Ignored 2023-11-21 04:11:58 This issue is confined to the optional userspace perf tool (tools/perf), not the kernel runtime, and...
CentOS 6 ELS kernel 2.6.32 4.0 MEDIUM Not Vulnerable 2023-04-12 08:48:05
CentOS 7 ELS kernel 3.10.0 4.0 MEDIUM Ignored 2023-09-19 05:07:28 Ignored due to low severity
CentOS 8.4 ELS kernel 4.18.0 4.0 MEDIUM Not Vulnerable 2023-04-28 03:33:33
CentOS 8.5 ELS kernel 4.18.0 4.0 MEDIUM Not Vulnerable 2023-04-13 11:04:55
CloudLinux 6 ELS kernel 2.6.32 4.0 MEDIUM Not Vulnerable 2023-04-12 08:48:05
Oracle Linux 6 ELS kernel 2.6.32 4.0 MEDIUM Not Vulnerable 2023-04-12 08:48:05
Ubuntu 16.04 ELS linux-hwe 4.15.0 4.0 MEDIUM Not Vulnerable 2023-04-04 11:04:35
Ubuntu 16.04 ELS linux 4.4.0 4.0 MEDIUM Not Vulnerable 2023-04-04 11:04:34
Ubuntu 18.04 ELS linux 4.15.0 4.0 MEDIUM Not Vulnerable 2023-08-28 21:17:39