Vulnerabilities (CVE)

Filtered by vendor Qemu Subscribe
Filtered by product Qemu
Total 419 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
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-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-2017-11434 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 2.1 LOW 5.5 MEDIUM
The dhcp_decode function in slirp/bootp.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) via a crafted DHCP options string.
CVE-2017-8284 1 Qemu 1 Qemu 2025-04-20 6.9 MEDIUM 7.0 HIGH
The disas_insn function in target/i386/translate.c in QEMU before 2.9.0, when TCG mode without hardware acceleration is used, does not limit the instruction size, which allows local users to gain privileges by creating a modified basic block that injects code into a setuid program, as demonstrated by procmail. NOTE: the vendor has stated "this bug does not violate any security guarantees QEMU makes.
CVE-2017-8086 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in the v9fs_list_xattr function in hw/9pfs/9p-xattr.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (memory consumption) via vectors involving the orig_value variable.
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-2017-9524 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-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-2017-5856 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in the megasas_handle_dcmd function in hw/scsi/megasas.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) via MegaRAID Firmware Interface (MFI) commands with the sglist size set to a value over 2 Gb.
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-2017-9310 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 1.9 LOW 5.6 MEDIUM
QEMU (aka Quick Emulator), when built with the e1000e NIC emulation support, allows local guest OS privileged users to cause a denial of service (infinite loop) via vectors related to setting the initial receive / transmit descriptor head (TDH/RDH) outside the allocated descriptor buffer.
CVE-2015-8619 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 5.0 MEDIUM 7.5 HIGH
The Human Monitor Interface support in QEMU allows remote attackers to cause a denial of service (out-of-bounds write and application crash).
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-2017-5957 2 Qemu, Virglrenderer Project 2 Qemu, Virglrenderer 2025-04-20 2.1 LOW 5.5 MEDIUM
Stack-based buffer overflow in the vrend_decode_set_framebuffer_state function in vrend_decode.c in virglrenderer before 926b9b3460a48f6454d8bbe9e44313d86a65447f, as used in Quick Emulator (QEMU), allows a local guest users to cause a denial of service (application crash) via the "nr_cbufs" argument.
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-2017-5667 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 2.1 LOW 6.5 MEDIUM
The sdhci_sdma_transfer_multi_blocks function in hw/sd/sdhci.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds heap access and crash) or execute arbitrary code on the QEMU host via vectors involving the data transfer length.
CVE-2017-15289 1 Qemu 1 Qemu 2025-04-20 2.1 LOW 6.0 MEDIUM
The mode4and5 write functions in hw/display/cirrus_vga.c in Qemu allow local OS guest privileged users to cause a denial of service (out-of-bounds write access and Qemu process crash) via vectors related to dst calculation.
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-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-2017-5579 2 Debian, Qemu 2 Debian Linux, Qemu 2025-04-20 4.9 MEDIUM 6.5 MEDIUM
Memory leak in the serial_exit_core function in hw/char/serial.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.