CVE-2016-2197

Published at:
2016-12-29T22:59:00.450

Global infos:

QEMU (aka Quick Emulator) built with an IDE AHCI emulation support is vulnerable to a null pointer dereference flaw. It occurs while unmapping the Frame Information Structure (FIS) and Command List Block (CLB) entries. A privileged user inside guest could use this flaw to crash the QEMU process instance resulting in DoS.

CVE Status: Modified

References:

  • [email protected]
  • [email protected]
  • [email protected]
  • [email protected]
  • [email protected]
  • [email protected]
  • af854a3a-2127-422b-91ae-364da2661108
  • af854a3a-2127-422b-91ae-364da2661108
  • af854a3a-2127-422b-91ae-364da2661108
  • af854a3a-2127-422b-91ae-364da2661108
  • af854a3a-2127-422b-91ae-364da2661108
  • af854a3a-2127-422b-91ae-364da2661108
  • Metrics:

    AttributeValue
    Attack ComplexityLOW
    Attack VectorLOCAL
    Availability ImpactHIGH
    Base Score5.5
    Base SeverityMEDIUM
    Confidentiality ImpactNONE
    Integrity ImpactNONE
    Privileges RequiredLOW
    ScopeUNCHANGED
    User InteractionNONE
    Vector StringCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Exploitability Score1.8
    Impact Score3.6
    Source[email protected]
    TypePrimary

    Links:

    Exploit-db
    Github