CVE-2014-0049

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Summary

CVECVE-2014-0049
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-03-11 13:01:06 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionBuffer overflow in the complete_emulated_mmio function in arch/x86/kvm/x86.c in the Linux kernel before 3.13.6 allows guest OS users to execute arbitrary code on the host OS by leveraging a loop that triggers an invalid memory copy affecting certain cancel_work_item data.

Risk And Classification

Primary CVSS: v2.0 7.4 from [email protected]

AV:A/AC:M/Au:S/C:C/I:C/A:C

Problem Types: CWE-120 | n/a

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Medium
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:A/AC:M/Au:S/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
oss-security - CVE-2014-0049 -- Linux kernel: kvm: mmio_fragments out-of-the-bounds access af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
git.kernel.org af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
Bug 1062368 – CVE-2014-0049 kernel: kvm: mmio_fragments out-of-the-bounds access af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Release Notes, Vendor Advisory
kvm: x86: fix emulator buffer overflow (CVE-2014-0049) · torvalds/linux@a08d3b3 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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