PT-2025-49694

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix possible memory leak in stmmac dvr probe The bitmap free should be called to free priv-af xdp zc qps when create singlethread workqueue fails, otherwise there will be a memory leak, so we add the err path error w...

EUVD-2025-201638

In the Linux kernel, the following vulnerability has been resolved: exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs reads and uses the allocation bitmap without checking this. The problem ...

CVE-2023-53756

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized currentvmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcstouchmsrbitmap function uses...

DEBIAN-CVE-2023-53756

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized currentvmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcstouchmsrbitmap function uses...

UBUNTU-CVE-2023-53756

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized currentvmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcstouchmsrbitmap function uses...

CVE-2023-53756

Summary of CVE-2023-53756 (CVE-2023-53756) : The issue is in KVM with Intel VMX where MSR bitmap updates could use a per-CPU current_vmcs that may be uninitialized, allowing a NULL-dereference and potential crash on nested Hyper-V configurations. The root cause is the check for current_vmcs in ev...

CVE-2023-53756 KVM: VMX: Fix crash due to uninitialized current_vmcs

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized currentvmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcstouchmsrbitmap function uses...

CVE-2025-40307

In the Linux kernel, the following vulnerability has been resolved: exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs reads and uses the allocation bitmap without checking this. The problem ...

DEBIAN-CVE-2025-40307

In the Linux kernel, the following vulnerability has been resolved: exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs reads and uses the allocation bitmap without checking this. The problem ...

UBUNTU-CVE-2025-40307

In the Linux kernel, the following vulnerability has been resolved: exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs reads and uses the allocation bitmap without checking this. The problem ...

CVE-2025-40307

CVE-2025-40307 affects the Linux kernel exFAT filesystem implementation. The vulnerability arises from validating the allocation bitmap for the exfat cluster allocation, enabling a scenario where, if the allocation bitmap start cluster is 6, cluster 6 could be allocated during mkdir, causing dele...

CVE-2025-40307 exfat: validate cluster allocation bits of the allocation bitmap

In the Linux kernel, the following vulnerability has been resolved: exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs reads and uses the allocation bitmap without checking this. The problem ...

CVE-2025-40307 exfat: validate cluster allocation bits of the allocation bitmap

In the Linux kernel, the following vulnerability has been resolved: exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs reads and uses the allocation bitmap without checking this. The problem ...

CVE-2025-40307

In the Linux kernel, the following vulnerability has been resolved: exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs reads and uses the allocation bitmap without checking this. The problem ...

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 Linux kernel that stems from unverified allocation of cluster allocation bits of the bitmap, which could lead to data corruption...

PT-2025-49486

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized current vmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcs touch msr bitmap function...

Linux Distros Unpatched Vulnerability : CVE-2025-40307

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - exfat: validate cluster allocation bits of the allocation bitmap syzbot created an exfat image with cluster bits not set for the allocation bitmap. exfat-fs rea...

CVE-2023-53756

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Fix crash due to uninitialized currentvmcs KVM enables 'Enlightened VMCS' and 'Enlightened MSR Bitmap' when running as a nested hypervisor on top of Hyper-V. When MSR bitmap is updated, evmcstouchmsrbitmap function uses...

CVE-2025-40243

In the Linux kernel, the following vulnerability has been resolved: hfs: fix KMSAN uninit-value issue in hfsfindsetzerobits The syzbot reported issue in hfsfindsetzerobits: ===================================================== BUG: KMSAN: uninit-value in hfsfindsetzerobits+0x74d/0xb60...

SUSE CVE-2025-40243

In the Linux kernel, the following vulnerability has been resolved: hfs: fix KMSAN uninit-value issue in hfsfindsetzerobits The syzbot reported issue in hfsfindsetzerobits: ===================================================== BUG: KMSAN: uninit-value in hfsfindsetzerobits+0x74d/0xb60...