CVE-2015-7512critical
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.
References
http://www.securitytracker.com/id/1034527
http://www.securityfocus.com/bid/78230
http://www.openwall.com/lists/oss-security/2015/11/30/3
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
https://security.gentoo.org/glsa/201602-01
http://www.debian.org/security/2016/dsa-3471
http://www.debian.org/security/2016/dsa-3470
http://www.debian.org/security/2016/dsa-3469
http://rhn.redhat.com/errata/RHSA-2015-2696.html
http://rhn.redhat.com/errata/RHSA-2015-2695.html
http://rhn.redhat.com/errata/RHSA-2015-2694.html
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=8b98a2f07175d46c3f7217639bd5e03f
Details
Source: MITRE
Published: 2016-01-08
Updated: 2023-02-13
Type: CWE-120
Risk Information
CVSS v2
Base Score: 6.8
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 8.6
Severity: MEDIUM
CVSS v3
Base Score: 9
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Impact Score: 6
Exploitability Score: 2.2
Severity: CRITICAL