CVE-2022-49077

In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidaterangestart/end on mremapoldsize=0 If an mremap syscall with oldsize=0 ends up in movepagetables, it will call invalidaterangestart/invalidaterangeend unnecessarily, i.e. with an empty range...

CVE-2021-47639

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

CVE-2021-47639

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

DEBIAN-CVE-2021-47639

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

UBUNTU-CVE-2021-47639

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

CVE-2022-49359

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Job should reference MMU not filepriv For a while now it's been allowed for a MMU context to outlive it's corresponding panfrostpriv, however the job structure still references panfrostpriv to get hold of the MMU...

CVE-2022-49359 drm/panfrost: Job should reference MMU not file_priv

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Job should reference MMU not filepriv For a while now it's been allowed for a MMU context to outlive it's corresponding panfrostpriv, however the job structure still references panfrostpriv to get hold of the MMU...

CVE-2022-49359

CVE-2022-49359 : In Linux kernel’s DRM Panfrost handling, a use-after-free occurs when a panfrost_priv is freed but a job structure continues to reference it to obtain the MMU context. The fix drops the panfrost_priv reference from the job and adds a direct reference to the MMU structure that is ...

CVE-2022-49359 drm/panfrost: Job should reference MMU not file_priv

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Job should reference MMU not filepriv For a while now it's been allowed for a MMU context to outlive it's corresponding panfrostpriv, however the job structure still references panfrostpriv to get hold of the MMU...

CVE-2022-49359 drm/panfrost: Job should reference MMU not file_priv

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Job should reference MMU not filepriv For a while now it's been allowed for a MMU context to outlive it's corresponding panfrostpriv, however the job structure still references panfrostpriv to get hold of the MMU...

CVE-2022-49102 habanalabs: fix possible memory leak in MMU DR fini

In the Linux kernel, the following vulnerability has been resolved: habanalabs: fix possible memory leak in MMU DR fini This patch fixes what seems to be copy paste error. We will have a memory leak if the host-resident shadow is NULL which will likely happen as the DR and HR are not dependent...

CVE-2021-47639 KVM: x86/mmu: Zap _all_ roots when unmapping gfn range in TDP MMU

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

CVE-2021-47639

CVE-2021-47639 affects the Linux kernel KVM x86/mmu code. The issue arises when unmapping a guest frame number (gfn) range in the TDP MMU: both valid and invalid SPTE roots can be zapped, but invalid roots aren’t consistently cleared in mmu_notifier paths. This can leave references to freed pages...

CVE-2021-47639

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

CVE-2021-47639 KVM: x86/mmu: Zap _all_ roots when unmapping gfn range in TDP MMU

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Zap all roots when unmapping gfn range in TDP MMU Zap both valid and invalid roots when zapping/unmapping a gfn range, as KVM must ensure it holds no references to the freed page after returning from the unmap...

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 stems from an unnecessary invalidaterangestart/end call on mremapoldsize=0, which results in a mmunotifier warning for...

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 stems from a possible memory leak in the MMU DR fini by the habanalabs driver...

CVE-2024-0108

NVIDIA Jetson Linux contains a vulnerability in NvGPU where error handling paths in GPU MMU mapping code fail to clean up a failed mapping attempt. A successful exploit of this vulnerability may lead to denial of service, code execution, and escalation of privileges...

PT-2025-30829

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw where the perf subsystem attempts to access user space memory during address space teardown in the do exit function, potentially leading to a crash. This...

CVE-2024-53116 drm/panthor: Fix handling of partial GPU mapping of BOs

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fix handling of partial GPU mapping of BOs This commit fixes the bug in the handling of partial mapping of the buffer objects to the GPU, which caused kernel warnings. Panthor didn't correctly handle the case where t...