High severity · published Apr 12, 2016
CVE-2016-2857
The net_checksum_calculate function in net/checksum.c in QEMU allows local guest OS users to cause a denial of service (out-of-bounds heap read and crash) via the payload length…
8.4
CVSS
0.6%
EPSS
No
On KEV
Description
The net_checksum_calculate function in net/checksum.c in QEMU allows local guest OS users to cause a denial of service (out-of-bounds heap read and crash) via the payload length in a crafted packet.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% 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 Eus · Redhat
7.3; 7.4; 7.5; 7.6; 7.7 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0; 7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.3; 7.4; 7.6; 7.7 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.3; 7.6; 7.7 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0; 7.0 · source: NVD
OP
Openstack · Redhat
5.0; 5.0; 6.0; 7.0; 8; 9 · source: NVD
QE
Qemu · Qemu
through 2.5.1.1 · source: NVD
UL
Ubuntu Linux · Canonical
12.04; 14.04; 15.10; 16.04 · source: NVD
VI
Virtualization · Redhat
3.0; 4.0; 3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-2857
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-2857
git.qemu.org
http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=362786f14a753d8a5256ef97d7c10ed576d6572b
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2670.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2671.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2704.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2705.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2706.html
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