What is CVE-2010-3881?

CVE-2010-3881 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-2010-3881 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-3881?

CVE-2010-3881 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-2010-3881?

No patch is currently available for CVE-2010-3881. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-3881 actively exploited?

CVE-2010-3881 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-2010-3881

Low

arch/x86/kvm/x86.c in the Linux kernel before 2.6.36.2 does not initialize certain structure members, which allows local users to obtain potentially sensitive information from kernel stack memory via read operations on the /dev/kvm device.

Package Linux Kernel

Published 2010-12-23

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-2010-3881 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-2010-3881 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/2011-01/msg00004.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html

Mailing List Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2010-0998.html

Third Party Advisory
Secunia
http://secunia.com/advisories/42932

Third Party Advisory
Securitytracker
http://securitytracker.com/id?1024912

Third Party Advisory VDB Entry
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2

Release Notes Vendor Advisory
Vupen
http://www.vupen.com/english/advisories/2010/3287

Permissions Required
Vupen
http://www.vupen.com/english/advisories/2011/0124

Permissions Required
Vupen
http://www.vupen.com/english/advisories/2011/0298

Permissions Required
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=97e69aa62f8b5d338d6cff49be09e37cc1262838
Patch
Kernel patch commit
http://git.kernel.org/?p=virt/kvm/kvm.git%3Ba=commit%3Bh=831d9d02f9522e739825a51a11e3bc5aa531a905
Patch
Kernel patch commit
http://openwall.com/lists/oss-security/2010/11/04/10
Patch

7 patch commits total View all on NVD

Details

CVE ID CVE-2010-3881

Severity Low

CVSS score 2.1 / 10

CVSS version 2.0

Published 2010-12-23

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-3881?

CVE-2010-3881 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-2010-3881 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-3881?

CVE-2010-3881 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-2010-3881?

No patch is currently available for CVE-2010-3881. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-3881 actively exploited?

No — CVE-2010-3881 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 →