Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: Initialize gfntopfncache locks in dedicated helper Move the gfntopfncache lock initialization to another helper and call the new helper during VM/vCPU creation. There are race conditions possible due to kvmgfntopfncacheinit’...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: The virtual address is retrieved before calling dmaunmap. The TSO header was unmapped via DMA before the virtual address was retrieved, and then the buffer was freed using that address. This meant that we actually...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Avoid use-after-free on suspend/resume In virtblkinithctx, hctx-userdata is set to vq. However, vq is freed during suspension and reallocated during resume. As a result, hctx-userdata becomes invalid after resume,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vfio/xe: Reorganized the init process to separate migration from reset operations. Attempting to perform a reset on VF devices that do not support migration leads to the following issues: BUG: Unable to handle a page fault for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: intel-vbtn – Protect the ACPI notify handler from racing with itself Since the commit e2ffcda16290 “ACPI: OSL: Allow Notify handlers to run on all CPUs”, ACPI notify handlers like intel-vbtn’s notifyhandler may run ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fixed a memory leak in kvmipidestroy In kvmioctlcreatedevice, kvmdevice has allocated memory. kvmdevice-destroy seems to be supposed to free up the kvmdevice structure, but kvmipidestroy does not do this currently...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/vmem: Split pages when debug pagealloc is enabled. Since commit bb1520d581a3 “s390/mm: Start kernel with DAT enabled”, the kernel crashes early during boot when debug pagealloc is enabled. Symptoms: - Memory initialization:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fixed the initialization of the ID register for non-protected pKVM guests In protected mode, the hypervisor maintains a separate instance of the kvm structure for each VM. For non-protected VMs, this structure is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: Fixed potential out-of-bounds access to the page table during batched unmap operations. As pointed out by David1, the batched unmap logic in trytounmapone may read past the end of a PTE table when the PTE mappings of a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: PCI: Fixed NULL dereferencing in the error path during SR-IOV VF creation. Fixed issues when virtfn setup fails, preventing NULL pointer dereferencing during device removal. The kernel error occurred due to incorrect error...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: m68k: mm: Move initrd phystovirt handling after paginginit When booting with an initial ramdisk on platforms where physical memory does not start at address zero e.g., on the Amiga: initrd: 0ef0602c - 0f800000 Zone ranges: DMA me...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: Skip vcn poison irq release on VF VF does not enable VCN poison irq in VCNv2.5. Skip releasing it and avoid call trace during deinitialization. 71.913601 drm Clean up the vf2pf work item 71.915088 ------------ Cut...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Fixed the issue where the sevreceivestart command failed due to the absence of the sevdecommission command. The current SEV context must be decommissioned if binding an ASID fails after a RECEIVESTART operation. Accordi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: fixed a UAF Use-After-Free issue when vma-mm is freed after vma-vmrefcnt has been dropped. By introducing delays in the appropriate places, Jann Horn created a scenario where a UAF issue could occur—a problem that became...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: swiotlb: Fixed the issue of double-allocation of slots due to incorrect alignment handling. The commit bbb73a103fbb “swiotlb: fix a braino in the alignment check fix” addressed the issue in commit 0eee5ae10256 “swiotlb: fix sl...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix bootup splat with separategpudrm modparam The drmgemforeachgpuvmbo call from lookupvma accesses drmgemobj.gpuva.list, which is not initialized when the drm driver does not support DRIVERGEMGPUVA feature. Enable it fo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Handling the case where EIOINTC’s coremap is empty EIOINTC’s coremap in eiointcupdateswcoremap can be empty. Currently, we get a cpuid value of -1 in this case, but we actually need a value of 0, as it is similar ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vf: Early GT MMIO initialization is required to read the GMDID. VFs need to communicate with the GuC to obtain the GMDID value. Existing GuC functions that use this information assume that the GT has already set up its MMI...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ICE: Fixed issues related to concurrent resets and removal of Virtual File Systems VFs. The commit c503e63200c6 introduced a driver state flag, ICEVFDEINITINPROGRESS, which is intended to prevent certain issues arising from...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fixed the mmap operation to include VMIO and VMDONTDUMP. In commit 510410bfc034 “drm/msm: Implement mmap as a GEM object function”, we switched to a new and cleaner approach for handling this issue. That’s good, but we...