Vulnerabilities (CVE)

Filtered by vendor Qemu Subscribe
Total 421 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2015-3456 3 Qemu, Redhat, Xen 5 Qemu, Enterprise Linux, Enterprise Virtualization and 2 more 2026-06-17 7.7 HIGH N/A
The Floppy Disk Controller (FDC) in QEMU, as used in Xen 4.5.x and earlier and KVM, allows local guest users to cause a denial of service (out-of-bounds write and guest crash) or possibly execute arbitrary code via the (1) FD_CMD_READ_ID, (2) FD_CMD_DRIVE_SPECIFICATION_COMMAND, or other unspecified commands, aka VENOM.
CVE-2015-3214 6 Arista, Debian, Lenovo and 3 more 19 Eos, Debian Linux, Emc Px12-400r Ivx and 16 more 2026-06-17 6.9 MEDIUM N/A
The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.
CVE-2015-3209 8 Arista, Canonical, Debian and 5 more 19 Eos, Ubuntu Linux, Debian Linux and 16 more 2026-06-17 7.5 HIGH N/A
Heap-based buffer overflow in the PCNET controller in QEMU allows remote attackers to execute arbitrary code by sending a packet with TXSTATUS_STARTPACKET set and then a crafted packet with TXSTATUS_DEVICEOWNS set.
CVE-2015-1779 6 Canonical, Debian, Fedoraproject and 3 more 12 Ubuntu Linux, Debian Linux, Fedora and 9 more 2026-06-17 7.8 HIGH 8.6 HIGH
The VNC websocket frame decoder in QEMU allows remote attackers to cause a denial of service (memory and CPU consumption) via a large (1) websocket payload or (2) HTTP headers section.
CVE-2014-9718 2 Debian, Qemu 2 Debian Linux, Qemu 2026-06-17 4.9 MEDIUM N/A
The (1) BMDMA and (2) AHCI HBA interfaces in the IDE functionality in QEMU 1.0 through 2.1.3 have multiple interpretations of a function's return value, which allows guest OS users to cause a host OS denial of service (memory consumption or infinite loop, and system crash) via a PRDT with zero complete sectors, related to the bmdma_prepare_buf and ahci_dma_prepare_buf functions.
CVE-2014-8106 1 Qemu 1 Qemu 2026-06-17 4.6 MEDIUM N/A
Heap-based buffer overflow in the Cirrus VGA emulator (hw/display/cirrus_vga.c) in QEMU before 2.2.0 allows local guest users to execute arbitrary code via vectors related to blit regions. NOTE: this vulnerability exists because an incomplete fix for CVE-2007-1320.
CVE-2014-7840 2 Qemu, Redhat 8 Qemu, Enterprise Linux, Enterprise Linux Desktop and 5 more 2026-06-17 7.5 HIGH N/A
The host_from_stream_offset function in arch_init.c in QEMU, when loading RAM during migration, allows remote attackers to execute arbitrary code via a crafted (1) offset or (2) length value in savevm data.
CVE-2014-7815 5 Canonical, Debian, Qemu and 2 more 12 Ubuntu Linux, Debian Linux, Qemu and 9 more 2026-06-17 5.0 MEDIUM N/A
The set_pixel_format function in ui/vnc.c in QEMU allows remote attackers to cause a denial of service (crash) via a small bytes_per_pixel value.
CVE-2014-5388 2 Canonical, Qemu 2 Ubuntu Linux, Qemu 2026-06-17 4.6 MEDIUM N/A
Off-by-one error in the pci_read function in the ACPI PCI hotplug interface (hw/acpi/pcihp.c) in QEMU allows local guest users to obtain sensitive information and have other unspecified impact related to a crafted PCI device that triggers memory corruption.
CVE-2014-5263 1 Qemu 1 Qemu 2026-06-17 6.8 MEDIUM N/A
vmstate_xhci_event in hw/usb/hcd-xhci.c in QEMU 1.6.0 does not terminate the list with the VMSTATE_END_OF_LIST macro, which allows attackers to cause a denial of service (out-of-bounds access, infinite loop, and memory corruption) and possibly gain privileges via unspecified vectors.
CVE-2014-3689 3 Canonical, Debian, Qemu 3 Ubuntu Linux, Debian Linux, Qemu 2026-06-17 7.2 HIGH N/A
The vmware-vga driver (hw/display/vmware_vga.c) in QEMU allows local guest users to write to qemu memory locations and gain privileges via unspecified parameters related to rectangle handling.
CVE-2014-3640 4 Canonical, Debian, Qemu and 1 more 7 Ubuntu Linux, Debian Linux, Qemu and 4 more 2026-06-17 2.1 LOW N/A
The sosendto function in slirp/udp.c in QEMU before 2.1.2 allows local users to cause a denial of service (NULL pointer dereference) by sending a udp packet with a value of 0 in the source port and address, which triggers access of an uninitialized socket.
CVE-2014-3615 5 Canonical, Debian, Opensuse and 2 more 13 Ubuntu Linux, Debian Linux, Opensuse and 10 more 2026-06-17 2.1 LOW N/A
The VGA emulator in QEMU allows local guest users to read host memory by setting the display to a high resolution.
CVE-2014-3471 1 Qemu 1 Qemu 2026-06-17 2.1 LOW 5.5 MEDIUM
Use-after-free vulnerability in hw/pci/pcie.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (QEMU instance crash) via hotplug and hotunplug operations of Virtio block devices.
CVE-2014-3461 1 Qemu 1 Qemu 2026-06-17 6.8 MEDIUM N/A
hw/usb/bus.c in QEMU 1.6.2 allows remote attackers to execute arbitrary code via crafted savevm data, which triggers a heap-based buffer overflow, related to "USB post load checks."
CVE-2014-2894 1 Qemu 1 Qemu 2026-06-17 7.2 HIGH N/A
Off-by-one error in the cmd_smart function in the smart self test in hw/ide/core.c in QEMU before 2.0 allows local users to have unspecified impact via a SMART EXECUTE OFFLINE command that triggers a buffer underflow and memory corruption.
CVE-2014-0223 2 Qemu, Suse 2 Qemu, Linux Enterprise Server 2026-06-17 4.6 MEDIUM N/A
Integer overflow in the qcow_open function in block/qcow.c in QEMU before 1.7.2 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via a large image size, which triggers a buffer overflow or out-of-bounds read.
CVE-2014-0222 2 Qemu, Suse 2 Qemu, Linux Enterprise Server 2026-06-17 7.5 HIGH N/A
Integer overflow in the qcow_open function in block/qcow.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service (crash) via a large L2 table in a QCOW version 1 image.
CVE-2014-0182 1 Qemu 1 Qemu 2026-06-17 7.5 HIGH N/A
Heap-based buffer overflow in the virtio_load function in hw/virtio/virtio.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted config length in a savevm image.
CVE-2014-0150 2 Qemu, Redhat 2 Qemu, Enterprise Linux 2026-06-17 4.9 MEDIUM N/A
Integer overflow in the virtio_net_handle_mac function in hw/net/virtio-net.c in QEMU 2.0 and earlier allows local guest users to execute arbitrary code via a MAC addresses table update request, which triggers a heap-based buffer overflow.