What is CVE-2010-1636?

CVE-2010-1636 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-2010-1636 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-1636?

CVE-2010-1636 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-2010-1636?

No patch is currently available for CVE-2010-1636. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-1636 actively exploited?

CVE-2010-1636 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-2010-1636

Low

The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the btrfs functionality in the Linux kernel 2.6.29 through 2.6.32, and possibly other versions, does not ensure that a cloned file descriptor has been opened for reading, which allows local users to read sensitive information from a write-only file descriptor.

Package Linux Kernel

Published 2010-06-08

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-2010-1636 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-2010-1636 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Openwall
http://www.openwall.com/lists/oss-security/2010/05/18/10
Openwall
http://www.openwall.com/lists/oss-security/2010/05/25/8
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=593226

Exploit
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=5dc6416414fb3ec6e2825fd4d20c8bf1d7fe0395
Patch
Kernel patch commit
http://www.openwall.com/lists/oss-security/2010/05/18/2
Patch
Kernel patch commit
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/579585
Patch

Details

CVE ID CVE-2010-1636

Severity Low

CVSS score 2.1 / 10

CVSS version 2.0

Published 2010-06-08

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-1636?

CVE-2010-1636 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-2010-1636 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-1636?

CVE-2010-1636 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-2010-1636?

No patch is currently available for CVE-2010-1636. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-1636 actively exploited?

No — CVE-2010-1636 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 →