The vulnerability of the efi_crash_gracefully_on_page_fault() function in the arch/x86/platform/efi/quirks.c module, which is part of the Linux operating system’s x86 kernel support, allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the efecrashgracefullyonpagefault function in the arch/x86/platform/efi/quirks.c module of the Linux operating system’s kernel support for x86 platforms is related to the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability allows an...

CVE-2026-53282 x86/kexec: Push kjump return address even for non-kjump kexec

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: Push kjump return address even for non-kjump kexec The version of purgatory code shipped by kexec-tools attempts to look above the top of its stack to find a return address for a kjump, even in a non-kjump kexec. After...

CVE-2026-46290 x86/efi: Fix graceful fault handling after FPU softirq changes

In the Linux kernel, the following vulnerability has been resolved: x86/efi: Fix graceful fault handling after FPU softirq changes Since commit d02198550423 "x86/fpu: Improve crypto performance by making kernel-mode FPU reliably usable in softirqs", kernelfpubegin calls fpregslock which uses...

CVE-2026-46063

In the Linux kernel, the following vulnerability has been resolved: x86/shstk: Prevent deadlock during shstk sigreturn During sigreturn the shadow stack signal frame is popped. The kernel does this by reading the shadow stack using normal read accesses. When it can't assume the memory is shadow...

SUSE CVE-2026-43214

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Add SRCU protection for reading PDPTRs in getsregs2 Add SRCU read-side protection when reading PDPTR registers in getsregs2. Reading PDPTRs may trigger access to guest memory: kvmpdptrread - svmcachereg - loadpdptrs -...

CVE-2026-43240

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: add a sanity check on previous kernel's ima kexec buffer When the second-stage kernel is booted via kexec with a limiting command line such as "mem=", the physical range that contains the carried over IMA measurement...

CVE-2026-31782 perf/x86: Fix potential bad container_of in intel_pmu_hw_config

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Fix potential bad containerof in intelpmuhwconfig Auto counter reload may have a group of events with software events present within it. The software event PMU isn't the x86hybridpmu and a containerof operation in...

ROS-20260407-73-0002

A vulnerability in the getpatinfo function of the arch/x86/mm/pat/memtype.c module of the x86 platform of the Linux operating system kernel is related to the disclosure of sensitive information. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

The vulnerabilities of the functions rsm_load_state_32() and rsm_load_state_64() in the arch/x86/kvm/emulate.c module of the virtualization subsystem on the x86 kernel of the Linux operating system allow an attacker to gain access to protected information or cause service failures.

The vulnerability of the rsmloadstate32 and rsmloadstate64 functions in the arch/x86/kvm/emulate.c module of the virtualization subsystem on the Linux x86 kernel platform is related to access to memory beyond the allocated buffer. Exploiting this vulnerability could allow an attacker to gain acce...

The vulnerability of the advance_periodic_target_expiration() function in the arch/x86/kvm/lapic.c module of the virtualization subsystem on the x86 kernel of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the advanceperiodictargetexpiration function in the arch/x86/kvm/lapic.c module of the virtualization subsystem on the x86 kernel of the Linux operating system is related to the improper shutdown or release of resources. Exploiting this vulnerability can allow an attacker to...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000868)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000868 advisory. Buffer overflow in the mpoverridelegacyirq function in arch/x86/kernel/acpi/boot.c in the Linux kernel through 3.2 allows local users to gain privileges via a crafte...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002561)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002561 advisory. The loadsegmentdescriptor implementation in arch/x86/kvm/emulate.c in the Linux kernel before 4.9.5 improperly emulates a MOV SS, NULL selector instruction, which...

The vulnerability of the arch/x86 kernel component of the Linux operating system, which allows a hacker to gain access to confidential data

The vulnerability of the arch/x86 kernel component of the Linux operating system is related to resource leaks. Exploiting this vulnerability allows an attacker to gain access to confidential data...

The vulnerability of the __fpu__restore_sig() function in the arch/x86/kernel/fpu/signal.c module on the x86 platform of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the fpurestoresig function in the arch/x86/kernel/fpu/signal.c module on the x86 kernel of the Linux operating system is related to security configuration errors. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2023-53474: Integer Overflow or Wraparound

In the Linux kernel, the following vulnerability has been resolved: x86/MCE/AMD: Use an u64 for bankmap Thee maximum number of MCA banks is 64 MAXNRBANKS, see a0bc32b3cacf "x86/mce: Increase maximum number of banks to 64". However, the bankmap which contains a bitfield of which banks to initializ...

kernel: x86: fix user address masking non-canonical speculation issue

A flaw was found in the Linux kernel's handling of user address masking on x86 architectures. This vulnerability, similar to "Meltdown Lite," allows for speculative execution a CPU optimization technique to be exploited due to incorrect handling of non-canonical memory accesses in kernel space. A...

The vulnerability of the arch/x86 kernel component of the Linux operating system, which allows a hacker to gain access to confidential data

The vulnerability of the arch/x86 kernel component of the Linux operating system is related to the exposure of information through mismatches. Exploiting this vulnerability can allow an attacker to gain access to confidential data...

SUSE CVE-2025-38033

In the Linux kernel, the following vulnerability has been resolved: x86/Kconfig: make CFIAUTODEFAULT depend on !RUST or Rust = 1.88 Calling core::fmt::write from rust code while FineIBT is enabled results in a kernel panic: 4614.199779 kernel BUG at arch/x86/kernel/cet.c:132! 4614.205343 Oops:...

kernel: x86: fix user address masking non-canonical speculation issue

A flaw was found in the Linux kernel's handling of user address masking on x86 architectures. This vulnerability, similar to "Meltdown Lite," allows for speculative execution a CPU optimization technique to be exploited due to incorrect handling of non-canonical memory accesses in kernel space. A...

The vulnerability of the kvm_tdp_mmu_put_root() function in the arch/x86/kvm/mmu/tdp_mmu.c module of the virtualization subsystem on the x86 kernel of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the kvmtdpmmuputroot function in the arch/x86/kvm/mmu/tdpmmu.c module of the virtualization subsystem on the x86 kernel of the Linux operating system is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromis...