Vulnerabilities (CVE)

Filtered by vendor Qemu Subscribe
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2015-3214 6 Arista, Debian, Lenovo and 3 more 19 Eos, Debian Linux, Emc Px12-400r Ivx and 16 more 2022-02-20 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 2022-02-11 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-2015-3456 3 Qemu, Redhat, Xen 5 Qemu, Enterprise Linux, Enterprise Virtualization and 2 more 2021-11-17 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-2015-5279 1 Qemu 1 Qemu 2021-11-17 7.2 HIGH N/A
Heap-based buffer overflow in the ne2000_receive function in hw/net/ne2000.c in QEMU before 2.4.0.1 allows guest OS users to cause a denial of service (instance crash) or possibly execute arbitrary code via vectors related to receiving packets.
CVE-2008-4539 4 Canonical, Debian, Kvm Qumranet and 1 more 4 Ubuntu Linux, Debian Linux, Kvm and 1 more 2021-05-14 7.2 HIGH N/A
Heap-based buffer overflow in the Cirrus VGA implementation in (1) KVM before kvm-82 and (2) QEMU on Debian GNU/Linux and Ubuntu might allow local users to gain privileges by using the VNC console for a connection, aka the LGD-54XX "bitblt" heap overflow. NOTE: this issue exists because of an incorrect fix for CVE-2007-1320.
CVE-2008-1945 6 Canonical, Debian, Opensuse and 3 more 9 Ubuntu Linux, Debian Linux, Opensuse and 6 more 2020-12-16 2.1 LOW N/A
QEMU 0.9.0 does not properly handle changes to removable media, which allows guest OS users to read arbitrary files on the host OS by using the diskformat: parameter in the -usbdevice option to modify the disk-image header to identify a different format, a related issue to CVE-2008-2004.
CVE-2007-1320 5 Debian, Fedoraproject, Opensuse and 2 more 6 Debian Linux, Fedora, Fedora Core and 3 more 2020-12-15 7.2 HIGH N/A
Multiple heap-based buffer overflows in the cirrus_invalidate_region function in the Cirrus VGA extension in QEMU 0.8.2, as used in Xen and possibly other products, might allow local users to execute arbitrary code via unspecified vectors related to "attempting to mark non-existent regions as dirty," aka the "bitblt" heap overflow.
CVE-2007-1321 4 Debian, Fedoraproject, Qemu and 1 more 5 Debian Linux, Fedora, Fedora Core and 2 more 2020-12-15 7.2 HIGH N/A
Integer signedness error in the NE2000 emulator in QEMU 0.8.2, as used in Xen and possibly other products, allows local users to trigger a heap-based buffer overflow via certain register values that bypass sanity checks, aka QEMU NE2000 "receive" integer signedness error. NOTE: this identifier was inadvertently used by some sources to cover multiple issues that were labeled "NE2000 network driver and the socket code," but separate identifiers have been created for the individual vulnerabilities since there are sometimes different fixes; see CVE-2007-5729 and CVE-2007-5730.
CVE-2007-1322 2 Debian, Qemu 2 Debian Linux, Qemu 2020-12-15 2.1 LOW N/A
QEMU 0.8.2 allows local users to halt a virtual machine by executing the icebp instruction.
CVE-2007-1366 2 Debian, Qemu 2 Debian Linux, Qemu 2020-12-15 2.1 LOW N/A
QEMU 0.8.2 allows local users to crash a virtual machine via the divisor operand to the aam instruction, as demonstrated by "aam 0x0," which triggers a divide-by-zero error.
CVE-2007-5729 3 Debian, Opensuse, Qemu 3 Debian Linux, Opensuse, Qemu 2020-12-15 7.2 HIGH N/A
The NE2000 emulator in QEMU 0.8.2 allows local users to execute arbitrary code by writing Ethernet frames with a size larger than the MTU to the EN0_TCNT register, which triggers a heap-based buffer overflow in the slirp library, aka NE2000 "mtu" heap overflow. NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of "NE2000 network driver and the socket code," but this is the correct identifier for the mtu overflow vulnerability.
CVE-2007-5730 3 Debian, Qemu, Xen 3 Debian Linux, Qemu, Xen 2020-12-15 7.2 HIGH N/A
Heap-based buffer overflow in QEMU 0.8.2, as used in Xen and possibly other products, allows local users to execute arbitrary code via crafted data in the "net socket listen" option, aka QEMU "net socket" heap overflow. NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of "NE2000 network driver and the socket code," but this is the correct identifier for the individual net socket listen vulnerability.
CVE-2011-0011 1 Qemu 1 Qemu 2020-11-02 4.3 MEDIUM N/A
qemu-kvm before 0.11.0 disables VNC authentication when the password is cleared, which allows remote attackers to bypass authentication and establish VNC sessions.
CVE-2008-0928 1 Qemu 1 Qemu 2020-11-02 4.7 MEDIUM N/A
Qemu 0.9.1 and earlier does not perform range checks for block device read or write requests, which allows guest host users with root privileges to access arbitrary memory and escape the virtual machine.
CVE-2008-2382 2 Kvm Qumranet, Qemu 2 Kvm, Qemu 2020-11-02 5.0 MEDIUM N/A
The protocol_client_msg function in vnc.c in the VNC server in (1) Qemu 0.9.1 and earlier and (2) KVM kvm-79 and earlier allows remote attackers to cause a denial of service (infinite loop) via a certain message.
CVE-2009-3616 1 Qemu 1 Qemu 2020-11-02 8.5 HIGH N/A
Multiple use-after-free vulnerabilities in vnc.c in the VNC server in QEMU 0.10.6 and earlier might allow guest OS users to execute arbitrary code on the host OS by establishing a connection from a VNC client and then (1) disconnecting during data transfer, (2) sending a message using incorrect integer data types, or (3) using the Fuzzy Screen Mode protocol, related to double free vulnerabilities.
CVE-2010-0297 1 Qemu 1 Qemu 2020-11-02 7.2 HIGH N/A
Buffer overflow in the usb_host_handle_control function in the USB passthrough handling implementation in usb-linux.c in QEMU before 0.11.1 allows guest OS users to cause a denial of service (guest OS crash or hang) or possibly execute arbitrary code on the host OS via a crafted USB packet.
CVE-2013-4531 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in target-arm/machine.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a negative value in cpreg_vmstate_array_len in a savevm image.
CVE-2011-1751 1 Qemu 1 Qemu 2020-11-02 7.4 HIGH N/A
The pciej_write function in hw/acpi_piix4.c in the PIIX4 Power Management emulation in qemu-kvm does not check if a device is hotpluggable before unplugging the PCI-ISA bridge, which allows privileged guest users to cause a denial of service (guest crash) and possibly execute arbitrary code by sending a crafted value to the 0xae08 (PCI_EJ_BASE) I/O port, which leads to a use-after-free related to "active qemu timers."
CVE-2011-2212 1 Qemu 1 Qemu 2020-11-02 7.4 HIGH N/A
Buffer overflow in the virtio subsystem in qemu-kvm 0.14.0 and earlier allows privileged guest users to cause a denial of service (guest crash) or gain privileges via a crafted indirect descriptor related to "virtqueue in and out requests."
CVE-2011-2527 1 Qemu 1 Qemu 2020-11-02 2.1 LOW N/A
The change_process_uid function in os-posix.c in Qemu 0.14.0 and earlier does not properly drop group privileges when the -runas option is used, which allows local guest users to access restricted files on the host.
CVE-2013-4533 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in the pxa2xx_ssp_load function in hw/arm/pxa2xx.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service or possibly execute arbitrary code via a crafted s->rx_level value in a savevm image.
CVE-2013-4534 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in hw/intc/openpic.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service or possibly execute arbitrary code via vectors related to IRQDest elements.
CVE-2013-4537 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
The ssi_sd_transfer function in hw/sd/ssi-sd.c in QEMU before 1.7.2 allows remote attackers to execute arbitrary code via a crafted arglen value in a savevm image.
CVE-2013-4526 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in hw/ide/ahci.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via vectors related to migrating ports.
CVE-2013-4527 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in hw/timer/hpet.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via vectors related to the number of timers.
CVE-2013-4529 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in hw/pci/pcie_aer.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large log_num value in a savevm image.
CVE-2013-4530 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in hw/ssi/pl022.c in QEMU before 1.7.2 allows remote attackers to cause a denial of service or possibly execute arbitrary code via crafted tx_fifo_head and rx_fifo_head values in a savevm image.
CVE-2013-4538 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Multiple buffer overflows in the ssd0323_load function in hw/display/ssd0323.c in QEMU before 1.7.2 allow remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via crafted (1) cmd_len, (2) row, or (3) col values; (4) row_start and row_end values; or (5) col_star and col_end values in a savevm image.
CVE-2013-4539 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Multiple buffer overflows in the tsc210x_load function in hw/input/tsc210x.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted (1) precision, (2) nextprecision, (3) function, or (4) nextfunction value in a savevm image.
CVE-2013-4540 2 Opensuse, Qemu 2 Opensuse, Qemu 2020-11-02 7.5 HIGH N/A
Buffer overflow in scoop_gpio_handler_update in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a large (1) prev_level, (2) gpio_level, or (3) gpio_dir value in a savevm image.
CVE-2013-4541 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
The usb_device_post_load function in hw/usb/bus.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted savevm image, related to a negative setup_len or setup_index value.
CVE-2013-4542 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
The virtio_scsi_load_request function in hw/scsi/scsi-bus.c in QEMU before 1.7.2 might allow remote attackers to execute arbitrary code via a crafted savevm image, which triggers an out-of-bounds array access.
CVE-2013-6399 1 Qemu 1 Qemu 2020-11-02 7.5 HIGH N/A
Array index error in the virtio_load function in hw/virtio/virtio.c in QEMU before 1.7.2 allows remote attackers to execute arbitrary code via a crafted savevm image.
CVE-2014-0150 2 Qemu, Redhat 2 Qemu, Enterprise Linux 2020-11-02 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.
CVE-2014-0182 1 Qemu 1 Qemu 2020-11-02 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-2014-0222 2 Qemu, Suse 2 Qemu, Linux Enterprise Server 2020-11-02 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-2014-0223 2 Qemu, Suse 2 Qemu, Linux Enterprise Server 2020-11-02 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-2014-2894 1 Qemu 1 Qemu 2020-11-02 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-2015-4106 6 Canonical, Citrix, Debian and 3 more 8 Ubuntu Linux, Xenserver, Debian Linux and 5 more 2020-09-09 4.6 MEDIUM N/A
QEMU does not properly restrict write access to the PCI config space for certain PCI pass-through devices, which might allow local x86 HVM guests to gain privileges, cause a denial of service (host crash), obtain sensitive information, or possibly have other unspecified impact via unknown vectors.
CVE-2015-7295 3 Debian, Fedoraproject, Qemu 3 Debian Linux, Fedora, Qemu 2020-09-09 5.0 MEDIUM N/A
hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.
CVE-2014-3615 5 Canonical, Debian, Opensuse and 2 more 13 Ubuntu Linux, Debian Linux, Opensuse and 10 more 2020-08-11 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-2014-7815 5 Canonical, Debian, Qemu and 2 more 12 Ubuntu Linux, Debian Linux, Qemu and 9 more 2020-08-11 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-2014-7840 2 Qemu, Redhat 8 Qemu, Enterprise Linux, Enterprise Linux Desktop and 5 more 2020-08-11 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-2012-6075 7 Canonical, Debian, Fedoraproject and 4 more 13 Ubuntu Linux, Debian Linux, Fedora and 10 more 2020-08-11 9.3 HIGH N/A
Buffer overflow in the e1000_receive function in the e1000 device driver (hw/e1000.c) in QEMU 1.3.0-rc2 and other versions, when the SBP and LPE flags are disabled, allows remote attackers to cause a denial of service (guest OS crash) and possibly execute arbitrary guest code via a large packet.
CVE-2012-3515 7 Canonical, Debian, Opensuse and 4 more 14 Ubuntu Linux, Debian Linux, Opensuse and 11 more 2020-08-11 7.2 HIGH N/A
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."
CVE-2013-4344 4 Canonical, Opensuse, Qemu and 1 more 8 Ubuntu Linux, Opensuse, Qemu and 5 more 2020-08-11 7.2 HIGH N/A
Buffer overflow in the SCSI implementation in QEMU, as used in Xen, when a SCSI controller has more than 256 attached devices, allows local users to gain privileges via a small transfer buffer in a REPORT LUNS command.
CVE-2014-5388 2 Canonical, Qemu 2 Ubuntu Linux, Qemu 2020-08-11 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-2014-3689 3 Canonical, Debian, Qemu 3 Ubuntu Linux, Debian Linux, Qemu 2020-08-11 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-2011-4111 2 Qemu, Redhat 3 Qemu, Enterprise Linux, Enterprise Linux Server Supplementary 2019-04-22 6.8 MEDIUM N/A
Buffer overflow in the ccid_card_vscard_handle_message function in hw/ccid-card-passthru.c in QEMU before 0.15.2 and 1.x before 1.0-rc4 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted VSC_ATR message.