virt-firmware

Tools for ovmf / armvirt firmware volumes This is a small collection of tools for edk2 firmware images. They support decoding and printing the content of firmware volumes. Variable stores OVMFVARS.fd can be modified, for example to enroll secure boot certificates. virt-fw-dump Decodes and prints...

CVE-2025-58151

varstored is a component of the Xapi toolstack handling UEFI Variables for a VM. It has a communication path with OVMF inside the VM involving mapping a buffer prepared by OVMF. Within varstored, there were insufficient compiler barriers, creating TOCTOU issues with data in the shared buffer. The...

SUSE CVE-2024-35800

In the Linux kernel, the following vulnerability has been resolved: efi: fix panic in kdump kernel Check if getnextvariable is actually valid pointer before calling it. In kdump kernel this method is set to NULL that causes panic during the kexec-ed kernel boot. Tested with QEMU and OVMF firmware...

CVE-2024-35800

In the Linux kernel, the following vulnerability has been resolved: efi: fix panic in kdump kernel Check if getnextvariable is actually valid pointer before calling it. In kdump kernel this method is set to NULL that causes panic during the kexec-ed kernel boot. Tested with QEMU and OVMF firmware...

CVE-2024-35800 efi: fix panic in kdump kernel

In the Linux kernel, the following vulnerability has been resolved: efi: fix panic in kdump kernel Check if getnextvariable is actually valid pointer before calling it. In kdump kernel this method is set to NULL that causes panic during the kexec-ed kernel boot. Tested with QEMU and OVMF firmware...

CVE-2024-35800 efi: fix panic in kdump kernel

In the Linux kernel, the following vulnerability has been resolved: efi: fix panic in kdump kernel Check if getnextvariable is actually valid pointer before calling it. In kdump kernel this method is set to NULL that causes panic during the kexec-ed kernel boot. Tested with QEMU and OVMF firmware...