Medium severity · published Dec 10, 2016
CVE-2016-4964
The mptsas_fetch_requests function in hw/scsi/mptsas.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop, and CPU…
6.0
CVSS
0.4%
EPSS
No
On KEV
Description
The mptsas_fetch_requests function in hw/scsi/mptsas.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop, and CPU consumption or QEMU process crash) via vectors involving s->state.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QE
Qemu · Qemu
through 2.6.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-4964
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-4964
git.qemu.org
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=06630554ccbdd25780aa03c3548aaff1eb56dffd
Mailing List
http://www.openwall.com/lists/oss-security/2016/05/24/4
Mailing List
http://www.openwall.com/lists/oss-security/2016/05/24/7
Patch
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg04027.html
Third Party Advisory
https://security.gentoo.org/glsa/201609-01
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