shim: out of bounds read when parsing MZ binaries

A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase...

OESA-2024-1115 shim security update

Initial UEFI bootloader that handles chaining to a trusted full \ bootloader under secure boot environments. Security Fixes: A remote code execution vulnerability was found in Shim. The Shim boot support trusts attacker-controlled values when parsing an HTTP response. This flaw allows an attacker...