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.
Metrics
Affected Vendors & Products
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-22637 | 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. |
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Tue, 18 Nov 2025 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | NVD-CWE-noinfo | |
| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.16:rc3:*:*:*:*:*:* |
|
| Metrics |
cvssV3_1
|
cvssV3_1
|
Tue, 29 Jul 2025 12:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
cvssV3_1
|
Sat, 26 Jul 2025 11:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Linux
Linux linux Kernel |
|
| Vendors & Products |
Linux
Linux linux Kernel |
Fri, 25 Jul 2025 13:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | LoongArch: KVM: Check validity of "num_cpu" from user space | |
| References |
|
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-07-28T04:20:07.667Z
Reserved: 2025-04-16T04:51:24.008Z
Link: CVE-2025-38366
No data.
Status : Analyzed
Published: 2025-07-25T13:15:25.500
Modified: 2025-11-18T20:29:16.720
Link: CVE-2025-38366
OpenCVE Enrichment
Updated: 2025-07-26T11:21:58Z
EUVD