Vulnerability DatabaseCVE-2014-7840
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CVE-2014-7840
Published:December 12, 2014
Updated:May 17, 2026
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.
Related Resources (9)
https://exchange.xforce.ibmcloud.com/vulnerabilities/99194
http://rhn.redhat.com/errata/RHSA-2015-0624.html
https://bugzilla.redhat.com/show_bug.cgi?id=1163075
http://thread.gmane.org/gmane.comp.emulators.qemu/306117
https://people.canonical.com/~ubuntu-security/cve/CVE-2014-7840
http://rhn.redhat.com/errata/RHSA-2015-0349.html
https://security-tracker.debian.org/tracker/CVE-2014-7840
https://access.redhat.com/security/cve/CVE-2014-7840
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=0be839a2701369f669532ea5884c15bead1c6e08
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CVSS v3
Base Score:
7.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
CVSS v2
Base Score:
7.5
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Weakness Type (CWE)
Improper Input Validation
CWE-20
EPSS
Base Score:
2.46