Medium severity · published Aug 2, 2016
CVE-2016-5403
The virtqueue_pop function in hw/virtio/virtio.c in QEMU allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) by…
5.5
CVSS
0.5%
EPSS
No
On KEV
Description
The virtqueue_pop function in hw/virtio/virtio.c in QEMU allows local guest OS administrators to cause a denial of service (memory consumption and QEMU process crash) by submitting requests without waiting for completion.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% 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
EL
Enterprise Linux Desktop · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.2; 7.3; 7.4; 7.5; 7.6; 7.7 · source: NVD
EL
Enterprise Linux Server Eus · Redhat
7.2; 7.3; 7.4; 7.5; 7.6; 7.7 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.2; 7.3; 7.6; 7.7 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
LI
Linux · Oracle
5; 6; 7 · source: NVD
OP
Openstack · Redhat
5.0; 6.0; 7.0; 8; 9 · source: NVD
QE
Qemu · Qemu
through 2.6.0; 2.7.0 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 16.04 · source: NVD
VS
VM Server · Oracle
3.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-5403
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-5403
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1585.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1586.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1606.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1607.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1652.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1653.html
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