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    CVE-2011-2212

    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."

    Published:Jul 5, 2011
    Last Modified:Apr 11, 2025
    EPS:Jun 21, 2012
    EPSS Score:0.00785
    CVSS Score:7.4

    Affected Products

    Vendor
    Qemu
    Product
    Qemu
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    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://lists.opensuse.org/opensuse-security-announce/2011-07/msg00007.html
    http://rhn.redhat.com/errata/RHSA-2011-0919.html
    http://secunia.com/advisories/45158
    http://secunia.com/advisories/45170
    http://secunia.com/advisories/45187
    http://secunia.com/advisories/45188
    http://secunia.com/advisories/45301
    http://secunia.com/advisories/45354
    http://ubuntu.com/usn/usn-1165-1
    http://www.osvdb.org/74751
    https://bugzilla.redhat.com/show_bug.cgi?id=713589
    https://hermes.opensuse.org/messages/9605323
    https://www.debian.org/security/2011/dsa-2282
    http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00007.html
    http://rhn.redhat.com/errata/RHSA-2011-0919.html
    http://secunia.com/advisories/45158
    http://secunia.com/advisories/45170
    http://secunia.com/advisories/45187
    http://secunia.com/advisories/45188
    http://secunia.com/advisories/45301
    http://secunia.com/advisories/45354
    http://ubuntu.com/usn/usn-1165-1
    http://www.osvdb.org/74751
    https://bugzilla.redhat.com/show_bug.cgi?id=713589
    https://hermes.opensuse.org/messages/9605323
    https://www.debian.org/security/2011/dsa-2282

    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