Home/CVE/On CPU 0 the check for the SMCCC workaround is called before SMCCC support has been initialized. This resulted in no spe
CVE

CVE-2023-5370

On CPU 0 the check for the SMCCC workaround is called before SMCCC support has been initialized. This resulted in no spe

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.

MEDIUM · CVSS 5.5 EPSS 0.00137
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-665Improper Initialization
CWE-665Improper Initialization
▤

Affected Products & Versions

1
freebsdall versions
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secteam@freebsd.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Oct 2023 · 04:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://security.FreeBSD.org/advisories/FreeBSD-SA-23:14.smccc.ascVendor Advisory
https://security.netapp.com/advisory/ntap-20231124-0005/
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