CVE-2023-54315

In the Linux kernel, the following vulnerability has been resolved: powerpc/powernv/sriov: perform null check on iov before dereferencing iov Currently pointer iov is being dereferenced before the null check of iov which can lead to null pointer dereference errors. Fix this by moving the iov null...

CVE-2023-54296 KVM: SVM: Get source vCPUs from source VM for SEV-ES intrahost migration

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Get source vCPUs from source VM for SEV-ES intrahost migration Fix a goof where KVM tries to grab source vCPUs from the destination VM when doing intrahost migration. Grabbing the wrong vCPU not only hoses the guest, it...

CVE-2023-54296

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Get source vCPUs from source VM for SEV-ES intrahost migration Fix a goof where KVM tries to grab source vCPUs from the destination VM when doing intrahost migration. Grabbing the wrong vCPU not only hoses the guest, it...

CVE-2023-54296 KVM: SVM: Get source vCPUs from source VM for SEV-ES intrahost migration

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Get source vCPUs from source VM for SEV-ES intrahost migration Fix a goof where KVM tries to grab source vCPUs from the destination VM when doing intrahost migration. Grabbing the wrong vCPU not only hoses the guest, it...

CVE-2023-54241 MIPS: KVM: Fix NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: MIPS: KVM: Fix NULL pointer dereference After commit 45c7e8af4a5e3f0bea4ac209 "MIPS: Remove KVMTE support" we get a NULL pointer dereference when creating a KVM guest: 146.243409 Starting KVM with MIPS VZ extensions 149.849151 CP...

PT-2025-54070

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.4.0-rc3+ 1671 Description The Linux kernel contains a flaw related to KVM on MIPS architecture. Specifically, a NULL pointer dereference can occur when creating a KVM guest after a commit removed KVM TE support...

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 the removal of KVMTE support, which could lead to null pointer dereferencing...

CVE-2023-53996

In the Linux kernel, the following vulnerability has been resolved: x86/sev: Make encdechypercall accept a size instead of npages encdechypercall accepted a page count instead of a size, which forced its callers to round up. As a result, non-page aligned vaddrs caused pages to be spuriously marke...

CLSA-2025-1766599987 kernel: Fix of 27 CVEs

xfrm: Duplicate SPI Handling CVE-2025-39965 - xfrm: state: use atomicincnotzero to increment refcount - padata: Fix pd UAF once and for all CVE-2025-38584 - padata: Remove broken queue flushing CVE-2023-52854 - padata: ensure padatadoserial runs on the correct CPU - Bluetooth: L2CAP: Fix...

CVE-2023-54098

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gvt: fix gvt debugfs destroy When gvt debug fs is destroyed, need to have a sane check if drm minor's debugfs root is still available or not, otherwise in case like device remove through unbinding, drm minor's debugfs...

CVE-2023-54070

In the Linux kernel, the following vulnerability has been resolved: igb: clean up in all error paths when enabling SR-IOV After commit 50f303496d92 "igb: Enable SR-IOV after reinit", removing the igb module could hang or crash depending on the machine when the module has been loaded with the maxv...

CVE-2023-54098 drm/i915/gvt: fix gvt debugfs destroy

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gvt: fix gvt debugfs destroy When gvt debug fs is destroyed, need to have a sane check if drm minor's debugfs root is still available or not, otherwise in case like device remove through unbinding, drm minor's debugfs...

CVE-2023-54098

CVE-2023-54098 affects the Linux kernel’s DRM/i915/gvt debugfs handling. The issue arises when gvt debugfs is destroyed without verifying that the DRM minor’s debugfs root is still available; if the device is removed (unbind), the minor’s debugfs directory may already be removed, causing intel_gv...

CVE-2023-54098 drm/i915/gvt: fix gvt debugfs destroy

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gvt: fix gvt debugfs destroy When gvt debug fs is destroyed, need to have a sane check if drm minor's debugfs root is still available or not, otherwise in case like device remove through unbinding, drm minor's debugfs...

CVE-2023-54092

In Astra Linux and SUSE OSV notes, CVE-2023-54092 corresponds to a Linux kernel KVM s390 issue where the ASCE replacement could carry a non-zero index, causing incorrect addresses to be passed during PTE invalidations and potentially triggering VM crashes when a prefix is unmapped. The documented...

CVE-2023-54070 igb: clean up in all error paths when enabling SR-IOV

In the Linux kernel, the following vulnerability has been resolved: igb: clean up in all error paths when enabling SR-IOV After commit 50f303496d92 "igb: Enable SR-IOV after reinit", removing the igb module could hang or crash depending on the machine when the module has been loaded with the maxv...

CVE-2023-54024 KVM: Destroy target device if coalesced MMIO unregistration fails

In the Linux kernel, the following vulnerability has been resolved: KVM: Destroy target device if coalesced MMIO unregistration fails Destroy and free the target coalesced MMIO device if unregistering said device fails. As clearly noted in the code, kvmiobusunregisterdev does not destroy the targ...

PT-2025-52981

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to KVM Kernel-based Virtual Machine coalesced MMIO Memory Mapped I/O unregistration. Specifically, the target device is not properly destroyed an...

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 a failure to clean up in all error paths when enabling SR-IOV, which could lead to a hang or crash on module...

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 the failure to destroy the target device when the KVM merge MMIO device logout fails, potentially leading to...