CVE-2023-5370

MEDIUM

FreeBSD - Improper Initialization on CPU 0

Title source: llm
STIX 2.1

Description

On CPU 0 the check for the SMCCC workaround is called before SMCCC support has been initialized. This resulted in no speculative execution workarounds being installed on CPU 0.

References (2)

Core 2

Scores

CVSS v3 5.5
EPSS 0.0019
EPSS Percentile 8.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-665
Status published
Products (1)
freebsd/freebsd 13.2
Published Oct 04, 2023
Tracked Since Feb 18, 2026