What is CVE-2014-2568?

CVE-2014-2568 is a Low severity Linux kernel vulnerability with a CVSS score of 2.9 out of 10, classified as a Use After Free flaw (CWE-416). CVE-2014-2568 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2014-2568?

CVE-2014-2568 has a CVSS score of 2.9 out of 10, rated Low severity. The vector string is AV:A/AC:M/Au:N/C:P/I:N/A:N.

Is there a patch available for CVE-2014-2568?

No patch is currently available for CVE-2014-2568. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2014-2568 actively exploited?

CVE-2014-2568 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2014-2568

Low

Use-after-free vulnerability in the nfqnl_zcopy function in net/netfilter/nfnetlink_queue_core.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation. NOTE: the affected code was moved to the skb_zerocopy function in net/core/skbuff.c before the vulnerability was announced.

Package Linux Kernel

Published 2014-03-24

Last modified 2026-05-06

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

2.9

out of 10

Low

Attack Vector

Adjacent

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

None

Availability

None

Vector string

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

Weakness type

CWE-416

CVE-2014-2568 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2014-2568 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Seclists
http://seclists.org/oss-sec/2014/q1/627

Mailing List Third Party Advisory
Secunia
http://secunia.com/advisories/59599

Broken Link
Securityfocus
http://www.securityfocus.com/bid/66348

Third Party Advisory VDB Entry
Ubuntu Security
http://www.ubuntu.com/usn/USN-2240-1

Third Party Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1079012

Issue Tracking Third Party Advisory
Exchange
https://exchange.xforce.ibmcloud.com/vulnerabilities/91922

Third Party Advisory VDB Entry
Lkml
https://lkml.org/lkml/2014/3/20/421

Exploit Third Party Advisory
Kernel patch commit
http://www.openwall.com/lists/oss-security/2014/03/20/16
Patch

Details

CVE ID CVE-2014-2568

Severity Low

CVSS score 2.9 / 10

CVSS version 2.0

Published 2014-03-24

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2014-2568?

CVE-2014-2568 is a Low severity Linux kernel vulnerability with a CVSS score of 2.9 out of 10 , classified as an Use After Free flaw (CWE-416) . CVE-2014-2568 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2014-2568?

CVE-2014-2568 has a CVSS score of 2.9 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:A/AC:M/Au:N/C:P/I:N/A:N.
Is there a patch available for CVE-2014-2568?

No patch is currently available for CVE-2014-2568. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2014-2568 actively exploited?

No — CVE-2014-2568 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. View CWE-416 on MITRE CWE →