What is CVE-2011-2211?

CVE-2011-2211 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10, classified as a Permissions, Privileges and Access Control flaw (CWE-264). CVE-2011-2211 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2011-2211?

CVE-2011-2211 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-2011-2211?

No patch is currently available for CVE-2011-2211. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2011-2211 actively exploited?

CVE-2011-2211 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/264.html

CVE-2011-2211

High

The osf_wait4 function in arch/alpha/kernel/osf_sys.c in the Linux kernel before 2.6.39.4 on the Alpha platform uses an incorrect pointer, which allows local users to gain privileges by writing a certain integer value to kernel memory.

Package Linux Kernel

Published 2012-06-13

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-264

CVE-2011-2211 is a Permissions, Privileges and Access Control vulnerability

What is Permissions, Privileges and Access Control?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2011-2211 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Ftp
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4
Openwall
http://www.openwall.com/lists/oss-security/2011/06/15/7
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=21c5977a836e399fc710ff2c5367845ed5c2527f
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/21c5977a836e399fc710ff2c5367845ed5c2527f
Patch

Details

CVE ID CVE-2011-2211

Severity High

CVSS score 7.2 / 10

CVSS version 2.0

Published 2012-06-13

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2011-2211?

CVE-2011-2211 is a High severity Linux kernel vulnerability with a CVSS score of 7.2 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2011-2211 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2011-2211?

CVE-2011-2211 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-2011-2211?

No patch is currently available for CVE-2011-2211. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2011-2211 actively exploited?

No — CVE-2011-2211 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. View CWE-264 on MITRE CWE →