kernel: mm/page_alloc: clear page->private in free_pages_prepare()

A flaw was found in the Linux kernel's memory management subsystem. When pages are freed, the page-private field is not properly cleared. If these pages are later reallocated as high-order pages and split, the tail pages can retain stale page-private values. This can lead to a use-after-free...

CVE-2026-53085 bpf: fix mm lifecycle in open-coded task_vma iterator

In the Linux kernel, the following vulnerability has been resolved: bpf: fix mm lifecycle in open-coded taskvma iterator The open-coded taskvma iterator reads task-mm locklessly and acquires mmapreadtrylock but never calls mmget. If the task exits concurrently, the mmstruct can be freed as it is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: wan/fslucchdlc: Fixed the dmafreecoherent function in uhdlcmemclean. The priv-rxbuffer and priv-txbuffer are allocated together as contiguous buffers in uhdlcinit, but they are freed as two separate buffers in uhdlcmemclean...

SUSE CVE-2026-46322

In the Linux kernel, the following vulnerability has been resolved: tun: free page on buildskb failure in tunxdpone When buildskb fails in tunxdpone, the function sets ret to -ENOMEM and jumps to the out label, which returns without freeing the page that vhostnetbuildxdp allocated for the frame. ...

CVE-2026-46113

CVE-2026-46113 (Linux kernel KVM x86 shadow paging use-after-free) is a resolved vulnerability in the KVM shadow paging path. The issue arises when the shadow MMU computes GFNs for direct shadow pages using sp->gfn plus the SPTE index and guest page-table modifications between VM entries can c...

EUVD-2026-32319

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Use kvfree instead of kfree in amdgpugmcgetnpsmemranges amdgpudiscoverygetnpsinfo internally allocates memory for ranges using kvcalloc, which may use vmalloc for large allocation. Using kfree to release vmalloc memor...

CVE-2026-45922 RDMA/mlx5: Fix memory leak in GET_DATA_DIRECT_SYSFS_PATH handler

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in GETDATADIRECTSYSFSPATH handler The UVERBSHANDLERMLX5IBMETHODGETDATADIRECTSYSFSPATH function allocates memory for the device path using kobjectgetpath. If the length of the device path exceeds the...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: arm64: mm: fixed the sanity check for VA-range Both createmappingnoalloc and updatemappingprot perform sanity checks on their ‘virt’ parameter. However, the check itself doesn’t make much sense. The condition used today seems ...

EUVD-2026-30540

In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'getdumpable' logic The 'dumpability' of a task is fundamentally about the memory image of the task - the concept comes from whether it can core dump or not - and makes no sense when you don't have an...

EUVD-2026-27796

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Refactor amdgpugemvaioctl for Handling Last Fence Update and Timeline Management v4 This commit simplifies the amdgpugemvaioctl function, key updates include: - Moved the logic for managing the last update fence...

CVE-2026-43104

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Fix a memory leak in hang state error path When vc4savehangstate encounters an early return condition, it returns without freeing the previously allocated kernelstate, leaking memory. Add the missing kfree calls by...

PT-2026-37414

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the drm/vc4 component. When the vc4 save hang state function encounters an early return condition, it fails to free the previously allocated kernel state variable...

mm: blk-cgroup: fix use-after-free in cgwb_release_workfn()

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ROS-20260414-73-0055

Vulnerability in kernel-lt related to memory usage after memory release. Exploitation of the vulnerability could allow an attacker acting remotely to execute arbitrary code...

CVE-2026-23416 mm/mseal: update VMA end correctly on merge

In the Linux kernel, the following vulnerability has been resolved: mm/mseal: update VMA end correctly on merge Previously we stored the end of the current VMA in currend, and then upon iterating to the next VMA updated currstart to currend to advance to the next VMA. However, this doesn't take...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2023-53817: crypto: lib/mpi - avoid null pointer deref in mpicmpui bsc1254992. CVE-2025-39748: bpf: Forget ranges when refining tnum after JSET bsc1249587...

EUVD-2026-5878

In the Linux kernel, the following vulnerability has been resolved: perf: sched: Fix perf crash with new isusertask helper In order to do a user space stacktrace the current task needs to be a user task that has executed in user space. It use to be possible to test if a task is a user task or not...

Linux Distros Unpatched Vulnerability : CVE-2025-68810

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: KVM: Disallow toggling KVMMEMGUESTMEMFD on an existing memslot Reject attempts to disable...

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 failure to free memory allocated for calculating replay slots in the ocfs2mountvolume function, which coul...

SUSE CVE-2025-68219

In the Linux kernel, the following vulnerability has been resolved: cifs: fix memory leak in smb3fscontextparseparam error path Add proper cleanup of ctx-source and fc-source to the cifsparsemounterr error handler. This ensures that memory allocated for the source strings is correctly freed on al...