CVE-2015-7512

9.0 CRITICAL
Published: January 08, 2016 Modified: May 06, 2026
View on NVD

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2694.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2695.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2696.html
Source: secalert@redhat.com
Third Party Advisory
http://www.debian.org/security/2016/dsa-3469
Source: secalert@redhat.com
Third Party Advisory
http://www.debian.org/security/2016/dsa-3470
Source: secalert@redhat.com
Third Party Advisory
http://www.debian.org/security/2016/dsa-3471
Source: secalert@redhat.com
Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/11/30/3
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://www.securityfocus.com/bid/78230
Source: secalert@redhat.com
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1034527
Source: secalert@redhat.com
Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201602-01
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2694.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2695.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-2696.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.debian.org/security/2016/dsa-3469
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.debian.org/security/2016/dsa-3470
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.debian.org/security/2016/dsa-3471
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/11/30/3
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/78230
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1034527
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201602-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

24 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.0 / 10.0
EPSS (Exploit Probability)
21.1%
96th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

debian oracle redhat qemu