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THREATINT
PUBLISHED

CVE-2025-38366

LoongArch: KVM: Check validity of "num_cpu" from user space



Description

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Check validity of "num_cpu" from user space The maximum supported cpu number is EIOINTC_ROUTE_MAX_VCPUS about irqchip EIOINTC, here add validation about cpu number to avoid array pointer overflow.

Reserved 2025-04-16 | Published 2025-07-25 | Updated 2025-07-25 | Assigner Linux

Product status

Default status
unaffected

1ad7efa552fd5cf4e8c49fea863c5c6a5dcf9f00 before a3293b4078ee93174f70f36d3ab7618554ce6ab6
affected

1ad7efa552fd5cf4e8c49fea863c5c6a5dcf9f00 before cc8d5b209e09d3b52bca1ffe00045876842d96ae
affected

Default status
affected

6.13
affected

Any version before 6.13
unaffected

6.15.5
unaffected

6.16-rc4
unaffected

References

git.kernel.org/...c/a3293b4078ee93174f70f36d3ab7618554ce6ab6

git.kernel.org/...c/cc8d5b209e09d3b52bca1ffe00045876842d96ae

cve.org (CVE-2025-38366)

nvd.nist.gov (CVE-2025-38366)

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