CVE-2016-7908
low-risk
Published 2016-10-05
The mcf_fec_do_tx function in hw/net/mcf_fec.c in QEMU (aka Quick Emulator) does not properly limit the buffer descriptor count when transmitting packets, which allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via vectors involving a buffer descriptor with a length of 0 and crafted values in bd.flags.
Do I need to act?
-
0.13% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.4/10
Medium
LOCAL
/ LOW complexity
Affected Products (2)
References (16)
Third Party Advisory
http://www.securityfocus.com/bid/93273
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
Third Party Advisory
https://security.gentoo.org/glsa/201611-11
Third Party Advisory
http://www.securityfocus.com/bid/93273
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
Third Party Advisory
https://security.gentoo.org/glsa/201611-11
23
/ 100
low-risk
Severity
15/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
7/34 · Low