What is CVE-2011-1833?

CVE-2011-1833 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10, classified as a Permissions, Privileges and Access Control flaw (CWE-264). CVE-2011-1833 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2011-1833?

CVE-2011-1833 has a CVSS score of 3.3 out of 10, rated Low severity. The vector string is AV:L/AC:M/Au:N/C:P/I:P/A:N.

Is there a patch available for CVE-2011-1833?

No patch is currently available for CVE-2011-1833. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2011-1833 actively exploited?

CVE-2011-1833 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-2011-1833

Low

Race condition in the ecryptfs_mount function in fs/ecryptfs/main.c in the eCryptfs subsystem in the Linux kernel before 3.1 allows local users to bypass intended file permissions via a mount.ecryptfs_private mount with a mismatched uid.

Package Linux Kernel

Published 2012-10-03

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

3.3

out of 10

Low

Attack Vector

Local

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

None

Vector string

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

Weakness type

CWE-264

CVE-2011-1833 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-2011-1833 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00009.html
Kernel.org
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
Ubuntu Security
http://www.ubuntu.com/usn/USN-1188-1
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=731172
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=764355487ea220fdc2faf128d577d7f679b91f97
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/764355487ea220fdc2faf128d577d7f679b91f97
Patch

Details

CVE ID CVE-2011-1833

Severity Low

CVSS score 3.3 / 10

CVSS version 2.0

Published 2012-10-03

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2011-1833?

CVE-2011-1833 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2011-1833 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2011-1833?

CVE-2011-1833 has a CVSS score of 3.3 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:P/I:P/A:N.
Is there a patch available for CVE-2011-1833?

No patch is currently available for CVE-2011-1833. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2011-1833 actively exploited?

No — CVE-2011-1833 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 →