xen vulnerabilities (Ubuntu)
391 vulnerabilities.
xenUbuntuThe XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough...4.9 MediumxenUbuntuXen 4.3.x, 4.4.x, and 4.5.x, when using toolstack disaggregation, allows remote domains with...7.1 HighxenUbuntuQEMU, as used in Xen 3.3.x through 4.5.x, does not properly restrict access to PCI command...4.9 MediumxenUbuntuXen 4.5.x and earlier enables certain default backends when emulating a VGA device for an x86 HVM...1.9 LowxenUbuntuThe x86 emulator in Xen 3.2.x through 4.5.x does not properly ignore segment overrides for...7.2 HighxenUbuntuThe HYPERVISOR_xen_version hypercall in Xen 3.2.x through 4.5.x does not properly initialize data...2.1 LowxenUbuntuThe emulation routines for unspecified X86 devices in Xen 3.2.x through 4.5.x does not properly...2.1 LowxenUbuntuThe ARM GIC distributor virtualization in Xen 4.4.x and 4.5.x allows local guests to cause a...2.1 LowxenUbuntuThe evtchn_fifo_set_pending function in Xen 4.4.x allows local guest users to cause a denial of...4.9 MediumxenUbuntuUse-after-free vulnerability in Xen 4.2.x, 4.3.x, and 4.4.x allows remote domains to cause a...7.8 HighxenUbuntuXen 4.4.x and earlier, when using a large number of VCPUs, does not properly handle read and...4.7 MediumxenUbuntucommon/spinlock.c in Xen 4.4.x and earlier does not properly handle read and write locks, which...4.4 MediumxenUbuntuXen 4.4.x, when running on an ARM system and "handling an unknown system register access from 64...4.6 MediumxenUbuntuThe hvm_msr_read_intercept function in arch/x86/hvm/hvm.c in Xen 4.1 through 4.4.x uses an...8.3 HighxenUbuntuXen 4.4.x, when running a 64-bit kernel on an ARM system, does not properly handle traps from the...4.3 MediumxenUbuntuThe alloc_domain_struct function in arch/arm/domain.c in Xen 4.4.x, when running on an ARM...2.7 LowxenUbuntuXen 4.4.x, when running on an ARM system, does not properly check write permissions on virtual...7.4 HighxenUbuntuThe HVMOP_inject_msi function in Xen 4.2.x, 4.3.x, and 4.4.x allows local guest HVM...5.5 MediumxenUbuntuThe HVMOP_inject_msi function in Xen 4.2.x, 4.3.x, and 4.4.x does not properly check the return...5.5 MediumxenUbuntuXen 4.4.x does not properly validate the load address for 64-bit ARM guest kernels, which allows...3.3 LowxenUbuntuXen 4.4.x does not properly check alignment, which allows local users to cause a denial of...1.9 LowxenUbuntuBuffer overflow in Xen 4.4.x allows local users to read system memory or cause a denial of...3.3 LowxenUbuntuThe ARM image loading functionality in Xen 4.4.x does not properly validate kernel length, which...3.3 LowxenUbuntuThe HVMOP_set_mem_type control in Xen 4.1 through 4.4.x allows local guest HVM administrators to...6.7 MediumxenUbuntuXen 4.4.x, when running on an ARM system, does not properly context switch the CNTKCTL_EL1...6.2 MediumxenUbuntuThe vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor ...5.5 MediumxenUbuntuXen 4.4.x, when running on ARM systems, does not properly restrict access to hardware features,...5.5 MediumxenUbuntuThe HVMOP_set_mem_access HVM control operations in Xen 4.1.x for 32-bit and 4.1.x through 4.4.x...4.9 MediumxenUbuntuXen 4.2.x through 4.5.x does not initialize certain fields, which allows certain remote service...2.9 LowxenUbuntuThe do_mmu_update function in arch/x86/mm.c in Xen 3.2.x through 4.4.x does not properly manage...7.1 HighxenUbuntuThe acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks...4.9 MediumxenUbuntuThe compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on...4.7 MediumxenUbuntuarch/x86/x86_emulate/x86_emulate.c in Xen 3.2.1 through 4.4.x does not properly check privileges,...1.9 LowxenUbuntuThe do_mmu_update function in arch/x86/mm.c in Xen 4.x through 4.4.x does not properly restrict...5.4 MediumxenUbuntuThe x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does...3.3 LowxenUbuntuThe x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not...5.8 MediumxenUbuntuRace condition in HVMOP_track_dirty_vram in Xen 4.0.0 through 4.4.x does not ensure possession of...6.1 MediumxenUbuntuXen 3.2.x through 4.4.x does not properly clean memory pages recovered from guests, which allows...2.7 LowxenUbuntuThe Floppy Disk Controller (FDC) in QEMU, as used in Xen 4.5.x and earlier and KVM, allows local...7.7 HighxenUbuntuHeap-based buffer overflow in the PCNET controller in QEMU allows remote attackers to execute...7.5 High