What is CVE-2014-0049?

CVE-2014-0049 is a High severity Linux kernel vulnerability with a CVSS score of 7.4 out of 10. CVE-2014-0049 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2014-0049?

CVE-2014-0049 has a CVSS score of 7.4 out of 10, rated High severity. The vector string is AV:A/AC:M/Au:S/C:C/I:C/A:C.

Is there a patch available for CVE-2014-0049?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2014-0049 patch availability.

Is CVE-2014-0049 actively exploited?

CVE-2014-0049 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2014-0049

High

Buffer 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.

Package Linux Kernel

Published 2014-03-11

Last modified 2026-05-06

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

7.4

out of 10

High

Attack Vector

Adjacent

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Vector string

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

Weakness type

CWE-120

CVE-2014-0049 is classified as CWE-120

See CWE-120 on MITRE CWE for full details on this weakness type.

References

5 total

Kernel.org
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6

Release Notes Vendor Advisory
Openwall
http://www.openwall.com/lists/oss-security/2014/03/03/1

Mailing List Patch Third Party Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1062368

Issue Tracking Patch Third Party Advisory
GitHub
https://github.com/torvalds/linux/commit/a08d3b3b99efd509133946056531cdf8f3a0c09b

Patch Third Party Advisory
Kernel Git
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a08d3b3b99efd509133946056531cdf8f3a0c09b

Details

CVE ID CVE-2014-0049

Severity High

CVSS score 7.4 / 10

CVSS version 2.0

Published 2014-03-11

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2014-0049?

CVE-2014-0049 is a High severity Linux kernel vulnerability with a CVSS score of 7.4 out of 10 . CVE-2014-0049 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2014-0049?

CVE-2014-0049 has a CVSS score of 7.4 out of 10, rated High severity (CVSS 2.0). The vector string is AV:A/AC:M/Au:S/C:C/I:C/A:C.
Is there a patch available for CVE-2014-0049?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2014-0049 patch availability.
Is CVE-2014-0049 actively exploited?

No. CVE-2014-0049 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.