CVE-2026-45944 iommu/vt-d: Clear Present bit before tearing down context entry

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down context entry When tearing down a context entry, the current implementation zeros the entire 128-bit entry using multiple 64-bit writes. This creates a window where the hardware c...

SUSE CVE-2023-20585

Insufficient checks of the RMP on host buffer access in IOMMU may allow an attacker with privileges and a compromised hypervisor to trigger an out of bounds condition without RMP checks, resulting in a potential loss of confidential guest integrity...

AMD Processors 安全漏洞

AMD Processors are a series of processors developed by American semiconductor company AMD. There are security vulnerabilities in AMD Processors, which stem from improper handling of direct memory writing by the input/output memory management unit. This can allow malicious client virtual machines ...

SUSE CVE-2025-68747

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fix UAF on kernel BO VA nodes If the MMU is down, panthorvmunmaprange might return an error. We expect the page table to be updated still, and if the MMU is blocked, the rest of the GPU should be blocked too, so no...

CVE-2022-50510

CVE-2022-50510 affects the Linux kernel’s perf/smmuv3 component. The issue is a hotplug callback leak in arm_smmu_pmu_init(): when platform_driver_register() fails, the callback added by cpuhp_setup_state_multi() is not removed, potentially leaking a hotplug callback. The fix removes the callback...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from the clkdisable operation in mtkiommuremove in the mediatek iommu module...

SUSE CVE-2022-48904

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix I/O page table memory leak The current logic updates the I/O page table mode for the domain before calling the logic to free memory used for the page table. This results in IOMMU page table memory leak, and can be...

DEBIAN-CVE-2024-27406

In the Linux kernel, the following vulnerability has been resolved: lib/Kconfig.debug: TESTIOVITER depends on MMU Trying to run the ioviter unit test on a nommu system such as the qemu kc705-nommu emulation results in a crash. KTAP version 1 Subtest: ioviter module: kunitioviter 1..9 BUG: failure...

BitCracker - BitLocker Password Cracking Tool (Windows Encryption Tool)

BitLocker is a full-disk encryption feature available in recent Windows versions Vista, 7, 8.1 and 10 Pro and Enterprise. BitCracker is a mono-GPU password cracking tool for memory units encrypted with the password authentication mode of BitLocker see picture below. Our attack has been tested on...