What is CVE-2013-2237?

CVE-2013-2237 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10, classified as a Buffer Overflow flaw (CWE-119). CVE-2013-2237 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2013-2237?

CVE-2013-2237 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-2013-2237?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2013-2237 patch availability.

Is CVE-2013-2237 actively exploited?

CVE-2013-2237 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/119.html

CVE-2013-2237

Low

The key_notify_policy_flush function in net/key/af_key.c in the Linux kernel before 3.9 does not initialize a certain structure member, which allows local users to obtain sensitive information from kernel heap memory by reading a broadcast message from the notify_policy interface of an IPSec key_socket.

Package Linux Kernel

Published 2013-07-04

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-119

CVE-2013-2237 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

20 total

Showing 5 of 20 references View all on NVD

Details

CVE ID CVE-2013-2237

Severity Low

CVSS score 2.1 / 10

CVSS version 2.0

Published 2013-07-04

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2013-2237?

CVE-2013-2237 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2013-2237 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2013-2237?

CVE-2013-2237 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-2013-2237?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2013-2237 patch availability.
Is CVE-2013-2237 actively exploited?

No. CVE-2013-2237 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.