CVE-2026-64371 proc: protect ptrace_may_access() with exec_update_lock (part 1)

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock part 1 Fix the easy cases where procfs currently calls ptracemayaccess without execupdatelock protection, where the fix is to simply add the extra lock or use mmaccess: -...

CVE-2026-64328 usb: gadget: f_fs: Fix DMA fence leak

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Fix DMA fence leak In ffsdmabuftransfer, a ffsdmafence object is kmalloc'd, with the underlying dmafence later initialized by dmafenceinit, which sets its kref counter to 1. Then, dmaresvaddfence gets a second...

CVE-2026-64302 x86/mm: Fix freeing of PMD-sized vmemmap pages

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix freeing of PMD-sized vmemmap pages Commit bf9e4e30f353 "x86/mm: use pagetablefree", switched from freeing non-boot page tables through freepages to pagetablefree. However, the function is also called to free vmemmap...

EUVD-2026-49014

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix freeing of PMD-sized vmemmap pages Commit bf9e4e30f353 "x86/mm: use pagetablefree", switched from freeing non-boot page tables through freepages to pagetablefree. However, the function is also called to free vmemmap...

CVE-2026-64302

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Fix freeing of PMD-sized vmemmap pages Commit bf9e4e30f353 "x86/mm: use pagetablefree", switched from freeing non-boot page tables through freepages to pagetablefree. However, the function is also called to free vmemmap...

CVE-2026-64288

CVE-2026-64288 fixes a race/NULL-pointer dereference in KVM ARM64 VNCR pseudo-TLB invalidation. The vulnerability arises when VNCR TLB invalidation can race with a vCPU coming online/offline, potentially dereferencing an unallocated VNCR, leading to a crash. The Linux kernel patches introduce a n...

EUVD-2026-49000

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Avoid dereferencing NULL VNCR pseudo-TLB VNCR TLB invalidation occurs from MMU notifiers or TLBI instructions, and either can race against a vcpu not being onlined yet no pseudo-TLB allocated. Similarly, the TLB...

CVE-2026-64282 KVM: arm64: Don't leak PFN when kvm_translate_vncr() races MMU notifier

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Don't leak PFN when kvmtranslatevncr races MMU notifier In the case that kvmtranslatevncr races with an MMU notifier the early return does not release a reference on the faulted in PFN. Add the necessary call to...

EUVD-2026-48994

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Don't leak PFN when kvmtranslatevncr races MMU notifier In the case that kvmtranslatevncr races with an MMU notifier the early return does not release a reference on the faulted in PFN. Add the necessary call to...

CVE-2026-64282

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Don't leak PFN when kvmtranslatevncr races MMU notifier In the case that kvmtranslatevncr races with an MMU notifier the early return does not release a reference on the faulted in PFN. Add the necessary call to...

CVE-2026-64269

The CVE-2026-64269 issue affects the Linux kernel’s RDMA path (RDMA/rtrs-srv) where rdma_write_sg() uses desc[0].len from the wire descriptor to determine the RDMA_WRITE length. The length could exceed the bound of the mapped chunk because it wasn’t checked against max_chunk_size, enabling a peer...

SUSE CVE-2026-64222

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: avoid double free of pool-stack on AQ init failure otx2poolaqinit frees pool-stack when mailbox sync or retry allocation fails, but leaves the pointer unchanged. Later, otx2sqaurapoolinit unwinds the partial setup...

SUSE CVE-2026-64242

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: net2280: Fix double free in probe error path usbinitializegadget installs gadgetrelease as the release callback for the embedded gadget device. The struct net2280 instance is therefore released through gadgetrelease...

SUSE CVE-2026-64244

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: set mem-altmap after successful device registration If addmemoryblock fails at xastore under memory pressure for example, deviceunregister is called, which eventually triggers memoryblockrelease with mem-altm...

PT-2026-64503

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM arm64 implementation where a race condition occurs between the kvm translate vncr function and an MMU notifier. In this scenario, an early return fails to...

CVE-2026-64467: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rustbinder: use a u64 stride when cleaning up the offsets array Allocation's Drop walks the offsets array bindersizet = u64 entries, cleaning up the objects, but it used usize instead of u64 for both the stride and the per-entry...

CVE-2026-64244

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: set mem-altmap after successful device registration If addmemoryblock fails at xastore under memory pressure for example, deviceunregister is called, which eventually triggers memoryblockrelease with mem-altm...

UBUNTU-CVE-2026-64245

In the Linux kernel, the following vulnerability has been resolved: fbdev: modedb: fix a possible UAF in fbfindmode If modeoption is NULL, it is assigned from modeoptionbuf: if !modeoption fbgetoptionsNULL, &modeoptionbuf; modeoption = modeoptionbuf; Later, name is assigned from modeoption: const...

CVE-2026-64249

In the Linux kernel, the following vulnerability has been resolved: fpga: region: fix use-after-free in childregionswithfirmware Move ofnodeputchildregion after the error print to avoid accessing freed memory when prerr references childregion. Yilun: Fix the Fixes tag...

CVE-2026-64244 drivers/base/memory: set mem->altmap after successful device registration

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: set mem-altmap after successful device registration If addmemoryblock fails at xastore under memory pressure for example, deviceunregister is called, which eventually triggers memoryblockrelease with mem-altm...