CVE Feed

    Dashboard / CVE / CVE-2016-9922

    CVE-2016-9922

    The cirrus_do_copy function in hw/display/cirrus_vga.c in QEMU (aka Quick Emulator), when cirrus graphics mode is VGA, allows local guest OS privileged users to cause a denial of service (divide-by-zero error and QEMU process crash) via vectors involving blit pitch values.

    Published:Oct 18, 2016
    Last Modified:Apr 20, 2025
    EPS:Mar 27, 2017
    EPSS Score:0.0007
    CVSS Score:5.5

    Affected Products

    Vendor
    Qemu
    Product
    Qemu
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Openstack

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-369 Divide By Zero

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-6426 (CVSS 4.4) — A type mismatch vulnerability was found in QEMU's vhost inflight migration VMState handling. The destination b…
    CVE-2026-51082 (CVSS 7.2) — A race condition between the vncproxy and vncwebsocket API calls in Proxmox Virtual Environment (PVE) 9.x pve-…
    CVE-2026-3842 (CVSS 7.8) — A flaw was found in QEMU. This vulnerability allows a local attacker within a guest virtual machine to write d…
    CVE-2026-12080 (CVSS 7.3) — A flaw was found in the QEMU Guest Agent (qga). A local unprivileged user can exploit a vulnerability in the g…
    CVE-2026-3195 (CVSS 7.4) — A flaw was found in QEMU. When reading input audio in the virtio-snd device input callback, the `virtio_snd_pc…
    CVE-2026-3196 (CVSS 5.5) — An integer overflow vulnerability was found in the virtio-snd device via PCM_INFO requests from the guest. A m…
    CVE-2025-54566 (CVSS 4.2) — hw/pci/pcie_sriov.c in QEMU through 10.0.3 has a migration state inconsistency, a related issue to CVE-2024-26…
    CVE-2025-54567 (CVSS 4.2) — hw/pci/pcie_sriov.c in QEMU through 10.0.3 mishandles the VF Enable bit write mask, a related issue to CVE-202…
    CVE-2024-6519 (CVSS 8.2) — A use-after-free vulnerability was found in the QEMU LSI53C895A SCSI Host Bus Adapter emulation. This issue ca…
    CVE-2024-8354 (CVSS 5.5) — A flaw was found in QEMU. An assertion failure was present in the usb_ep_get() function in hw/net/core.c when …

    References

    http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70
    http://www.openwall.com/lists/oss-security/2016/12/09/1
    http://www.securityfocus.com/bid/94803
    https://access.redhat.com/errata/RHSA-2017:2392
    https://access.redhat.com/errata/RHSA-2017:2408
    https://bugzilla.redhat.com/show_bug.cgi?id=1334398
    https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
    https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html
    http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=4299b90e9ba9ce5ca9024572804ba751aa1a7e70
    http://www.openwall.com/lists/oss-security/2016/12/09/1
    http://www.securityfocus.com/bid/94803
    https://access.redhat.com/errata/RHSA-2017:2392
    https://access.redhat.com/errata/RHSA-2017:2408
    https://bugzilla.redhat.com/show_bug.cgi?id=1334398
    https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
    https://lists.gnu.org/archive/html/qemu-devel/2016-12/msg00442.html

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High