DEBIAN-CVE-2023-52874

In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Zero out the missing RSI in TDXHYPERCALL macro In the TDXHYPERCALL asm, after the TDCALL instruction returns from the untrusted VMM, the registers that the TDX guest shares to the VMM need to be cleared to avoid...

UBUNTU-CVE-2023-52874

In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Zero out the missing RSI in TDXHYPERCALL macro In the TDXHYPERCALL asm, after the TDCALL instruction returns from the untrusted VMM, the registers that the TDX guest shares to the VMM need to be cleared to avoid...

CVE-2023-52874

CVE-2023-52874 (Linux kernel) concerns x86/tdx: after TDCALL, RSI was not cleared when zeroing the guest-visible register bitmap in the TDX_HYPERCALL path. The description notes the RSI bit was present in the bitmap when first added, removed later, and subsequently not XORed back after a pop RSI ...