Critical severity · published Jan 8, 2016
CVE-2015-7512
Buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU, when a guest NIC has a larger MTU, allows remote attackers to cause a denial of service (guest OS crash)…
9.0
CVSS
7.7%
EPSS
No
On KEV
Description
Buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU, when a guest NIC has a larger MTU, allows remote attackers to cause a denial of service (guest OS crash) or execute arbitrary code via a large packet.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)7.7% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
7.0; 8.0 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0 · source: NVD
EL
Enterprise Linux Eus · Redhat
6.7 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0 · source: NVD
LI
Linux · Oracle
6 · source: NVD
OP
Openstack · Redhat
5.0 · source: NVD
QE
Qemu · Qemu
through 2.4.1; 2.5.0; 2.5.0; 2.5.0 · source: NVD
VI
Virtualization · Redhat
3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2015-7512
CVE.org
https://www.cve.org/CVERecord?id=CVE-2015-7512
git.qemu.org
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=8b98a2f07175d46c3f7217639bd5e03f
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2694.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2695.html
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2696.html
Third Party Advisory
http://www.debian.org/security/2016/dsa-3469
Third Party Advisory
http://www.debian.org/security/2016/dsa-3470
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