What is CVE-2011-1495?

CVE-2011-1495 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10, classified as a Improper Input Validation flaw (CWE-20). CVE-2011-1495 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2011-1495?

CVE-2011-1495 has a CVSS score of 7.2 out of 10, rated High severity. The vector string is AV:L/AC:L/Au:N/C:C/I:C/A:C.

Is there a patch available for CVE-2011-1495?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2011-1495 patch availability.

Is CVE-2011-1495 actively exploited?

CVE-2011-1495 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2011-1495

High

drivers/scsi/mpt2sas/mpt2sas_ctl.c in the Linux kernel 2.6.38 and earlier does not validate (1) length and (2) offset values before performing memory copy operations, which might allow local users to gain privileges, cause a denial of service (memory corruption), or obtain sensitive information from kernel memory via a crafted ioctl call, related to the _ctl_do_mpt_command and _ctl_diag_read_buffer functions.

Package Linux Kernel

Published 2011-05-03

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

7.2

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

Availability

Vector string

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

Weakness type

CWE-20

CVE-2011-1495 is a Improper Input Validation vulnerability

What is Improper Input Validation?

The product receives input but does not validate it correctly, allowing attackers to craft inputs that cause unexpected behavior. Learn more on MITRE CWE

References

12 total

Lkml
http://lkml.org/lkml/2011/4/5/327

Patch
Openwall
http://openwall.com/lists/oss-security/2011/04/05/32

Patch
Openwall
http://openwall.com/lists/oss-security/2011/04/06/2

Patch
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=694021

Patch
Kernel.org
https://patchwork.kernel.org/patch/688021/

Patch

Showing 5 of 12 references View all on NVD

Details

CVE ID CVE-2011-1495

Severity High

CVSS score 7.2 / 10

CVSS version 2.0

Published 2011-05-03

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2011-1495?

CVE-2011-1495 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10 , classified as an Improper Input Validation flaw (CWE-20) . CVE-2011-1495 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2011-1495?

CVE-2011-1495 has a CVSS score of 7.2 out of 10, rated High severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:C/I:C/A:C.
Is there a patch available for CVE-2011-1495?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2011-1495 patch availability.
Is CVE-2011-1495 actively exploited?

No. CVE-2011-1495 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.