Ubuntu Security Notice 6355-1 - Daniel Axtens discovered that specially crafted images could cause a heap-based out-of-bonds write. A local attacker could possibly use this to circumvent secure boot protections. Daniel Axtens discovered that specially crafted images could cause out-of-bonds read and write. A local attacker could possibly use this to circumvent secure boot protections. Daniel Axtens discovered that specially crafted images could cause buffer underwrite which allows arbitrary data to be written to a heap. A local attacker could possibly use this to circumvent secure boot protections.
c68601357ce389f48c2c2aed91b14822cc8a3b09a8f0b6538ffabaab39253206Gentoo Linux Security Advisory 202209-12 - Multiple vulnerabilities have been discovered in GRUB, the worst of which may allow for secureboot bypass. Versions less than 2.06 are affected.
6ed9c7fcb103a96def8481a7caf238738ec32577a4a9992f019f98348d8786acRed Hat Security Advisory 2022-5531-01 - Red Hat Advanced Cluster Management for Kubernetes 2.5.1 General Availability release images, which fix security issues and bugs.
f41ee848b6d0c115a722f77ecc6e1af8a8aefc16c64c38321266f8cf8d547612Red Hat Security Advisory 2022-5099-01 - The grub2 packages provide version 2 of the Grand Unified Boot Loader, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Issues addressed include buffer overflow, out of bounds write, and use-after-free vulnerabilities.
34246ffd9ca1956890fda4c9acb6dd38a6ae9f42ef9783e9b8715b92cd6d5e58Red Hat Security Advisory 2022-5100-01 - The grub2 packages provide version 2 of the Grand Unified Boot Loader, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Issues addressed include buffer overflow, out of bounds write, and use-after-free vulnerabilities.
4ae68bf8d9609c4f243193d9fe7abc4a8a8aa94b680c713f385e474d83725f7aRed Hat Security Advisory 2022-5095-01 - The grub2 packages provide version 2 of the Grand Unified Boot Loader, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Issues addressed include buffer overflow, out of bounds write, and use-after-free vulnerabilities.
4c3ec629c4223eb162af5230c255c58930695266f861587bbbf2094a5e049e04Red Hat Security Advisory 2022-5096-01 - The grub2 packages provide version 2 of the Grand Unified Boot Loader, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Issues addressed include buffer overflow, out of bounds write, and use-after-free vulnerabilities.
599b664c81a5612e99f1e4c5c07ad0f0223b8a2bc5a4d147cae39fb875d1c284Red Hat Security Advisory 2022-5098-01 - The grub2 packages provide version 2 of the Grand Unified Boot Loader, a highly configurable and customizable boot loader with modular architecture. The packages support a variety of kernel formats, file systems, computer architectures, and hardware devices. The shim package contains a first-stage UEFI boot loader that handles chaining to a trusted full boot loader under secure boot environments. Issues addressed include buffer overflow, out of bounds write, and use-after-free vulnerabilities.
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