CVE-2015-3214

Medium

The pit_ioport_read in i8254.c in the Linux kernel before 2.6.33 and QEMU before 2.3.1 does not distinguish between read lengths and write lengths, which might allow guest OS users to execute arbitrary code on the host OS by triggering use of an invalid index.

Package Linux Kernel
Published 2015-08-31
Last modified 2026-05-06
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

6.9

out of 10
Medium
Attack Vector
Local
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Vector string
AV:L/AC:M/Au:N/C:C/I:C/A:C

Weakness type

CWE-119

CVE-2015-3214 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

17 total
Showing 5 of 17 references View all on NVD

Frequently asked questions

  • What is CVE-2015-3214?

    CVE-2015-3214 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.9 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2015-3214 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2015-3214?

    CVE-2015-3214 has a CVSS score of 6.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:C/I:C/A:C .

  • Is there a patch available for CVE-2015-3214?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2015-3214 patch availability.

  • Is CVE-2015-3214 actively exploited?

    No. CVE-2015-3214 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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