What is CVE-2009-3001?

CVE-2009-3001 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2009-3001 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2009-3001?

CVE-2009-3001 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:C/I:N/A:N.

Is there a patch available for CVE-2009-3001?

No patch is currently available for CVE-2009-3001. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2009-3001 actively exploited?

CVE-2009-3001 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-2009-3001

Medium

The llc_ui_getname function in net/llc/af_llc.c in the Linux kernel 2.6.31-rc7 and earlier does not initialize a certain data structure, which allows local users to read the contents of some kernel memory locations by calling getsockname on an AF_LLC socket.

Package Linux Kernel

Published 2009-08-28

Last modified 2026-04-23

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

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:C/I:N/A:N

Weakness type

CWE-200

CVE-2009-3001 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-2009-3001 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Jon
http://jon.oberheide.org/files/llc-getsockname-leak.c

Broken Link
Secunia
http://secunia.com/advisories/37105

Third Party Advisory
Exploit-DB
http://www.exploit-db.com/exploits/9513

Third Party Advisory VDB Entry
Openwall
http://www.openwall.com/lists/oss-security/2009/08/26/1

Mailing List Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/36126

Exploit Third Party Advisory VDB Entry
Ubuntu Security
http://www.ubuntu.com/usn/USN-852-1

Third Party Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=519305

Exploit Issue Tracking Third Party Advisory
Exchange
https://exchange.xforce.ibmcloud.com/vulnerabilities/52732

Third Party Advisory VDB Entry
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=28e9fc592cb8c7a43e4d3147b38be6032a0e81bc
Patch

Details

CVE ID CVE-2009-3001

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2009-08-28

Modified 2026-04-23

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2009-3001?

CVE-2009-3001 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2009-3001 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2009-3001?

CVE-2009-3001 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:C/I:N/A:N.
Is there a patch available for CVE-2009-3001?

No patch is currently available for CVE-2009-3001. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2009-3001 actively exploited?

No — CVE-2009-3001 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 →