What is CVE-2011-2494?

CVE-2011-2494 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2011-2494 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2011-2494?

CVE-2011-2494 has a CVSS score of 2.1 out of 10, rated Low severity. The vector string is AV:L/AC:L/Au:N/C:P/I:N/A:N.

Is there a patch available for CVE-2011-2494?

No patch is currently available for CVE-2011-2494. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2011-2494 actively exploited?

CVE-2011-2494 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/200.html

CVE-2011-2494

Low

kernel/taskstats.c in the Linux kernel before 3.1 allows local users to obtain sensitive I/O statistics by sending taskstats commands to a netlink socket, as demonstrated by discovering the length of another user's password.

Package Linux Kernel

Published 2012-06-13

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

2.1

out of 10

Low

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

None

Vector string

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

Weakness type

CWE-200

CVE-2011-2494 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2011-2494 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/2012-04/msg00021.html
Secunia
http://secunia.com/advisories/48898
Kernel.org
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1
Openwall
http://www.openwall.com/lists/oss-security/2011/06/27/1
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=716842
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1a51410abe7d0ee4b1d112780f46df87d3621043
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/1a51410abe7d0ee4b1d112780f46df87d3621043
Patch

Details

CVE ID CVE-2011-2494

Severity Low

CVSS score 2.1 / 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-2011-2494?

CVE-2011-2494 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2011-2494 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2011-2494?

CVE-2011-2494 has a CVSS score of 2.1 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:P/I:N/A:N.
Is there a patch available for CVE-2011-2494?

No patch is currently available for CVE-2011-2494. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2011-2494 actively exploited?

No — CVE-2011-2494 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. View CWE-200 on MITRE CWE →