CVE-2026-43045 mshv: Fix error handling in mshv_region_pin

In the Linux kernel, the following vulnerability has been resolved: mshv: Fix error handling in mshvregionpin The current error handling has two issues: First, pinuserpagesfast can return a short pin count less than requested but greater than zero when it cannot pin all requested pages. This is...

Linux kernel 安全漏洞

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel, which stems from the mshvregionpin function pinuserpagesfast returning a short pin count that is not handled correctly, leading to memory corruption...