Back to Database
Status published
Unknown
CVE-2023-5370
arm64 boot CPUs may lack speculative execution protections
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-5370
Credits & Attribution
No credits recorded in the NVD database.
References
More from FreeBSD
View All →CVE-2025-24934
SO_REUSEPORT_LB breaks connect(2) for UDP sockets
Unknown
0
CVE-2025-15576
Jail chroot escape via fd exchange with a different jail
Unknown
0
CVE-2025-15547
Jail escape by a privileged user via nullfs
Unknown
0
CVE-2025-14769
ipfw denial of service
Unknown
0
CVE-2025-14558
Remote code execution via ND6 Router Advertisements
Unknown
0
Affected Vendor
FreeBSD
View all reports →Affected Software
FreeBSD
Vulnerable Versions:
13.2-RELEASE
Timeline
Official Publish:
October 4th, 2023
Last Modified:
February 13th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.