What is CVE-2010-2946?

CVE-2010-2946 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10, classified as a Improper Input Validation flaw (CWE-20). CVE-2010-2946 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-2946?

CVE-2010-2946 has a CVSS score of 2.1 out of 10, rated Low severity. The vector string is AV:L/AC:L/Au:N/C:N/I:P/A:N.

Is there a patch available for CVE-2010-2946?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2010-2946 patch availability.

Is CVE-2010-2946 actively exploited?

CVE-2010-2946 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2010-2946

Low

fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace restrictions via an "os2." substring at the beginning of a name.

Package Linux Kernel

Published 2010-09-29

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

Availability

None

Vector string

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

Weakness type

CWE-20

CVE-2010-2946 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

18 total

Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10

Vendor Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51

Vendor Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2

Vendor Advisory
Kernel Git
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6
Lists
http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html

Mailing List Third Party Advisory

Showing 5 of 18 references View all on NVD

Details

CVE ID CVE-2010-2946

Severity Low

CVSS score 2.1 / 10

CVSS version 2.0

Published 2010-09-29

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-2946?

CVE-2010-2946 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10 , classified as an Improper Input Validation flaw (CWE-20) . CVE-2010-2946 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-2946?

CVE-2010-2946 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:N/I:P/A:N.
Is there a patch available for CVE-2010-2946?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2010-2946 patch availability.
Is CVE-2010-2946 actively exploited?

No. CVE-2010-2946 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.