What is CVE-2014-4943?

CVE-2014-4943 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.9 out of 10. CVE-2014-4943 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2014-4943?

CVE-2014-4943 has a CVSS score of 6.9 out of 10, rated Medium severity. The vector string is AV:L/AC:M/Au:N/C:C/I:C/A:C.

Is there a patch available for CVE-2014-4943?

No patch is currently available for CVE-2014-4943. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2014-4943 actively exploited?

CVE-2014-4943 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2014-4943

Medium

The PPPoL2TP feature in net/l2tp/l2tp_ppp.c in the Linux kernel through 3.15.6 allows local users to gain privileges by leveraging data-structure differences between an l2tp socket and an inet socket.

Package Linux Kernel

Published 2014-07-19

Last modified 2026-05-06

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

6.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Vector string

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

Weakness type

CWE-269

CVE-2014-4943 is classified as CWE-269

See CWE-269 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2014-4943 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Linux
http://linux.oracle.com/errata/ELSA-2014-0924.html

Third Party Advisory
Linux
http://linux.oracle.com/errata/ELSA-2014-3047.html

Third Party Advisory
Linux
http://linux.oracle.com/errata/ELSA-2014-3048.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html

Mailing List Third Party Advisory
Openwall
http://openwall.com/lists/oss-security/2014/07/17/1

Mailing List Third Party Advisory
Osvdb
http://osvdb.org/show/osvdb/109277

Broken Link
Red Hat
http://rhn.redhat.com/errata/RHSA-2014-1025.html

Third Party Advisory
Secunia
http://secunia.com/advisories/59790

Third Party Advisory
Secunia
http://secunia.com/advisories/60011

Third Party Advisory
Secunia
http://secunia.com/advisories/60071

Third Party Advisory
Secunia
http://secunia.com/advisories/60220

Third Party Advisory
Secunia
http://secunia.com/advisories/60380

Third Party Advisory
Secunia
http://secunia.com/advisories/60393

Third Party Advisory
Debian Security
http://www.debian.org/security/2014/dsa-2992

Third Party Advisory
Exploit-DB
http://www.exploit-db.com/exploits/36267

Third Party Advisory VDB Entry
Securitytracker
http://www.securitytracker.com/id/1030610

Third Party Advisory VDB Entry
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1119458

Issue Tracking Third Party Advisory
Exchange
https://exchange.xforce.ibmcloud.com/vulnerabilities/94665

Third Party Advisory VDB Entry
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3cf521f7dc87c031617fd47e4b7aa2593c2f3daf
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/3cf521f7dc87c031617fd47e4b7aa2593c2f3daf
Patch

Details

CVE ID CVE-2014-4943

Severity Medium

CVSS score 6.9 / 10

CVSS version 2.0

Published 2014-07-19

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2014-4943?

CVE-2014-4943 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.9 out of 10 . CVE-2014-4943 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2014-4943?

CVE-2014-4943 has a CVSS score of 6.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:M/Au:N/C:C/I:C/A:C.
Is there a patch available for CVE-2014-4943?

No patch is currently available for CVE-2014-4943. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2014-4943 actively exploited?

No — CVE-2014-4943 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.