Vulnerability Monitor

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CVE-2015-7504

Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service (instance crash) or possibly execute arbitrary code via a series of packets in loopback mode.

Published

2017-10-16T20:29:00.257

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	≤ 2.4.1	Yes
Application	qemu	qemu	2.5.0	Yes
Application	qemu	qemu	2.5.0	Yes
Application	qemu	qemu	2.5.0	Yes
Operating System	xen	xen	*	Yes
Operating System	debian	debian_linux	7.0	Yes
Operating System	debian	debian_linux	8.0	Yes

References

http://rhn.redhat.com/errata/RHSA-2015-2694.html Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2015-2695.html Third Party Advisory ([email protected])
http://rhn.redhat.com/errata/RHSA-2015-2696.html Third Party Advisory ([email protected])
http://www.debian.org/security/2016/dsa-3469 Third Party Advisory ([email protected])
http://www.debian.org/security/2016/dsa-3470 Third Party Advisory ([email protected])
http://www.debian.org/security/2016/dsa-3471 Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2015/11/30/2 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/78227 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1034268 Third Party Advisory, VDB Entry ([email protected])
http://xenbits.xen.org/xsa/advisory-162.html Mitigation, Patch, Vendor Advisory ([email protected])
https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.html Mailing List, Patch, Third Party Advisory ([email protected])
https://security.gentoo.org/glsa/201602-01 Patch, Third Party Advisory, VDB Entry ([email protected])
https://security.gentoo.org/glsa/201604-03 Patch, Third Party Advisory, VDB Entry ([email protected])
http://rhn.redhat.com/errata/RHSA-2015-2694.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2015-2695.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2015-2696.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2016/dsa-3469 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2016/dsa-3470 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2016/dsa-3471 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2015/11/30/2 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/78227 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1034268 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://xenbits.xen.org/xsa/advisory-162.html Mitigation, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.html Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201602-01 Patch, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201604-03 Patch, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)