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CVE-2014-7840

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Date: December 12, 2014

The host_from_stream_offset function in arch_init.c in QEMU, when loading RAM during migration, allows remote attackers to execute arbitrary code via a crafted (1) offset or (2) length value in savevm data.

Language: C

Severity Score

7.3

Related Resources (11)

Url: https://bugzilla.redhat.com/show_bug.cgi?id=1163075

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2014-7840

Url: http://rhn.redhat.com/errata/RHSA-2015-0349.html

Url: http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=0be839a2701369f669532ea5884c15bead1c6e08

Url: http://thread.gmane.org/gmane.comp.emulators.qemu/306117

Url: https://nvd.nist.gov/vuln/detail/CVE-2014-7840

Url: https://exchange.xforce.ibmcloud.com/vulnerabilities/99194

Url: http://rhn.redhat.com/errata/RHSA-2015-0624.html

Url: https://security-tracker.debian.org/tracker/CVE-2014-7840

Url: https://access.redhat.com/security/cve/CVE-2014-7840

Url: https://www.mend.io/vulnerability-database/CVE-2014-7840

Severity Score

7.3

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:	7.3
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	LOW

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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