Vulnerabilities (CVE)

Filtered by vendor Qemu Subscribe
Total 415 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2016-10029 1 Qemu 1 Qemu 2025-04-20 2.1 LOW 5.5 MEDIUM
The virtio_gpu_set_scanout function in QEMU (aka Quick Emulator) built with Virtio GPU Device emulator support allows local guest OS users to cause a denial of service (out-of-bounds read and process crash) via a scanout id in a VIRTIO_GPU_CMD_SET_SCANOUT command larger than num_scanouts.
CVE-2017-8379 3 Debian, Qemu, Redhat 3 Debian Linux, Qemu, Openstack 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in the keyboard input event handlers support in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) by rapidly generating large keyboard events.
CVE-2017-5552 1 Qemu 1 Qemu 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in the virgl_resource_attach_backing function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING commands.
CVE-2017-14167 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 7.2 HIGH 8.8 HIGH
Integer overflow in the load_multiboot function in hw/i386/multiboot.c in QEMU (aka Quick Emulator) allows local guest OS users to execute arbitrary code on the host via crafted multiboot header address values, which trigger an out-of-bounds write.
CVE-2017-5578 1 Qemu 1 Qemu 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in the virtio_gpu_resource_attach_backing function in hw/display/virtio-gpu.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_ATTACH_BACKING commands.
CVE-2017-5525 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in hw/audio/ac97.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.
CVE-2015-7549 1 Qemu 1 Qemu 2025-04-20 2.1 LOW 6.0 MEDIUM
The MSI-X MMIO support in hw/pci/msix.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by leveraging failure to define the .write method.
CVE-2017-6058 1 Qemu 1 Qemu 2025-04-20 5.0 MEDIUM 7.5 HIGH
Buffer overflow in NetRxPkt::ehdr_buf in hw/net/net_rx_pkt.c in QEMU (aka Quick Emulator), when the VLANSTRIP feature is enabled on the vmxnet3 device, allows remote attackers to cause a denial of service (out-of-bounds access and QEMU process crash) via vectors related to VLAN stripping.
CVE-2014-0146 1 Qemu 1 Qemu 2025-04-20 1.9 LOW 5.5 MEDIUM
The qcow2_open function in the (block/qcow2.c) in QEMU before 1.7.2 and 2.x before 2.0.0 allows local users to cause a denial of service (NULL pointer dereference) via a crafted image which causes an error, related to the initialization of the snapshot_offset and nb_snapshots fields.
CVE-2017-5526 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in hw/audio/es1370.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.
CVE-2014-0142 1 Qemu 1 Qemu 2025-04-20 2.1 LOW 5.5 MEDIUM
QEMU, possibly before 2.0.0, allows local users to cause a denial of service (divide-by-zero error and crash) via a zero value in the (1) tracks field to the seek_to_sector function in block/parallels.c or (2) extent_size field in the bochs function in block/bochs.c.
CVE-2017-9375 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 1.9 LOW 5.5 MEDIUM
QEMU (aka Quick Emulator), when built with USB xHCI controller emulator support, allows local guest OS privileged users to cause a denial of service (infinite recursive call) via vectors involving control transfer descriptors sequencing.
CVE-2017-9524 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 5.0 MEDIUM 7.5 HIGH
The qemu-nbd server in QEMU (aka Quick Emulator), when built with the Network Block Device (NBD) Server support, allows remote attackers to cause a denial of service (segmentation fault and server crash) by leveraging failure to ensure that all initialization occurs before talking to a client in the nbd_negotiate function.
CVE-2015-8666 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 3.3 LOW 7.9 HIGH
Heap-based buffer overflow in QEMU, when built with the Q35-chipset-based PC system emulator.
CVE-2017-8309 3 Debian, Qemu, Redhat 3 Debian Linux, Qemu, Openstack 2025-04-20 7.8 HIGH 7.5 HIGH
Memory leak in the audio/audio.c in QEMU (aka Quick Emulator) allows remote attackers to cause a denial of service (memory consumption) by repeatedly starting and stopping audio capture.
CVE-2014-0143 2 Qemu, Redhat 2 Qemu, Enterprise Linux 2025-04-20 4.4 MEDIUM 7.0 HIGH
Multiple integer overflows in the block drivers in QEMU, possibly before 2.0.0, allow local users to cause a denial of service (crash) via a crafted catalog size in (1) the parallels_open function in block/parallels.c or (2) bochs_open function in bochs.c, a large L1 table in the (3) qcow2_snapshot_load_tmp in qcow2-snapshot.c or (4) qcow2_grow_l1_table function in qcow2-cluster.c, (5) a large request in the bdrv_check_byte_request function in block.c and other block drivers, (6) crafted cluster indexes in the get_refcount function in qcow2-refcount.c, or (7) a large number of blocks in the cloop_open function in cloop.c, which trigger buffer overflows, memory corruption, large memory allocations and out-of-bounds read and writes.
CVE-2017-7980 4 Canonical, Debian, Qemu and 1 more 12 Ubuntu Linux, Debian Linux, Qemu and 9 more 2025-04-20 4.6 MEDIUM 7.8 HIGH
Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
CVE-2017-12809 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 2.1 LOW 6.5 MEDIUM
QEMU (aka Quick Emulator), when built with the IDE disk and CD/DVD-ROM Emulator support, allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by flushing an empty CDROM device drive.
CVE-2017-6505 1 Qemu 1 Qemu 2025-04-20 2.1 LOW 6.5 MEDIUM
The ohci_service_ed_list function in hw/usb/hcd-ohci.c in QEMU (aka Quick Emulator) before 2.9.0 allows local guest OS users to cause a denial of service (infinite loop) via vectors involving the number of link endpoint list descriptors, a different vulnerability than CVE-2017-9330.
CVE-2015-8504 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 3.5 LOW 6.5 MEDIUM
Qemu, when built with VNC display driver support, allows remote attackers to cause a denial of service (arithmetic exception and application crash) via crafted SetPixelFormat messages from a client.