CVE-2023-5370
arm64 boot CPUs may lack speculative execution protections
Vexday Risk Score
3Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
04 Oct 2023Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
Affected products
FreeBSD · FreeBSDWant to know if your infrastructure is exposed to this?
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