Medium severity · published Dec 29, 2016
CVE-2016-9913
Memory leak in the v9fs_device_unrealize_common function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host…
6.5
CVSS
0.4%
EPSS
No
On KEV
Description
Memory leak in the v9fs_device_unrealize_common function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local privileged guest OS users to cause a denial of service (host memory consumption and possibly QEMU process crash) via vectors involving the order of resource cleanup.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QE
Qemu · Qemu
through 2.7.1; 2.8.0; 2.8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-9913
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-9913
git.qemu.org
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4774718e5c194026ba5ee7a28d9be49be3080e42
Mailing List
http://www.openwall.com/lists/oss-security/2016/12/06/11
Mailing List
http://www.openwall.com/lists/oss-security/2016/12/08/7
Third Party Advisory
http://www.securityfocus.com/bid/94729
Patch
https://lists.gnu.org/archive/html/qemu-devel/2016-11/msg03278.html
Third Party Advisory
https://security.gentoo.org/glsa/201701-49
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