CVE-2022-49886

CVE-2022-49886 affects the Linux kernel (x86/tdx) where bad configurations can cause a panic if a #VE is delivered on private memory access. The fix/policy requires ATTR_SEPT_VE_DISABLE to be set during early boot; if it is unset, the kernel panics. There is no public exploit detail provided in t...

CVE-2022-49886 x86/tdx: Panic on bad configs that #VE on "private" memory access

In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Panic on bad configs that VE on "private" memory access All normal kernel memory is "TDX private memory". This includes everything from kernel stacks to kernel text. Handling exceptions on arbitrary accesses to kernel...