CVE-2014-7840

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Summary

CVECVE-2014-7840
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-12-12 15:59:08 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 7.5 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Qemu Qemu All All All All
Operating System Redhat Enterprise Linux 7.0 All All All
Operating System Redhat Enterprise Linux Desktop 7.0 All All All
Operating System Redhat Enterprise Linux Eus 7.3 All All All
Operating System Redhat Enterprise Linux Eus 7.4 All All All
Operating System Redhat Enterprise Linux Eus 7.5 All All All
Operating System Redhat Enterprise Linux Eus 7.6 All All All
Operating System Redhat Enterprise Linux Eus 7.7 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Server Aus 7.3 All All All
Operating System Redhat Enterprise Linux Server Aus 7.4 All All All
Operating System Redhat Enterprise Linux Server Aus 7.6 All All All
Operating System Redhat Enterprise Linux Server Aus 7.7 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All
Application Redhat Virtualization 3.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
thread.gmane.org | 522: Connection timed out af854a3a-2127-422b-91ae-364da2661108 thread.gmane.org Broken Link
Bug 1163075 – CVE-2014-7840 qemu: insufficient parameter validation during ram load af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Third Party Advisory
git.qemu.org Git - qemu.git/commit af854a3a-2127-422b-91ae-364da2661108 git.qemu.org
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com Third Party Advisory, VDB Entry
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
git.qemu.org Git - qemu.git/commit MITRE git.qemu.org
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2014-7840 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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