Medium severity · published Dec 10, 2016
CVE-2016-6835
The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer…
6.0
CVSS
0.4%
EPSS
No
On KEV
Description
The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer over-read) by leveraging failure to check IP header length.
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
DL
Debian Linux · Debian
8.0 · source: NVD
QE
Qemu · Qemu
before 2.6.0 · source: NVD
VI
Virtualization · Redhat
4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-6835
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-6835
git.qemu.org
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=93060258ae748573ca7197204125a2670047896d
Mailing List
http://www.openwall.com/lists/oss-security/2016/08/11/7
Mailing List
http://www.openwall.com/lists/oss-security/2016/08/18/4
Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2392
Mailing List
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Patch
https://lists.gnu.org/archive/html/qemu-stable/2016-08/msg00077.html
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