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CVE-2015-7504

Date: October 16, 2017

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.

Language: C

Severity Score

Related Resources (18)

https://access.redhat.com/security/cve/CVE-2015-7504
http://www.openwall.com/lists/oss-security/2015/11/30/2
https://security-tracker.debian.org/tracker/CVE-2015-7504
http://rhn.redhat.com/errata/RHSA-2015-2696.html
http://www.securityfocus.com/bid/78227
https://nvd.nist.gov/vuln/detail/CVE-2015-7504
http://xenbits.xen.org/xsa/advisory-162.html
http://www.debian.org/security/2016/dsa-3469
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-7504
http://rhn.redhat.com/errata/RHSA-2015-2694.html
https://security.gentoo.org/glsa/201604-03
https://security.gentoo.org/glsa/201602-01
http://rhn.redhat.com/errata/RHSA-2015-2695.html
http://www.debian.org/security/2016/dsa-3470
http://www.securitytracker.com/id/1034268
http://www.debian.org/security/2016/dsa-3471
https://lists.gnu.org/archive/html/qemu-devel/2015-11/msg06342.html
https://www.mend.io/vulnerability-database/CVE-2015-7504

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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