arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform improperly relies on espfix64 during nested NMI processing, which allows local users to gain privileges by triggering an NMI within a certain instruction window.
Name | Vendor | Start Version | End Version |
---|---|---|---|
Linux_kernel | Linux | * | * |
Linux_kernel | Linux | 3.13 | * |
Linux_kernel | Linux | 3.15 | * |
Linux_kernel | Linux | 3.17 | * |
Linux_kernel | Linux | 3.19 | * |