What is CVE-2013-7421?

CVE-2013-7421 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10. CVE-2013-7421 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2013-7421?

CVE-2013-7421 has a CVSS score of 2.1 out of 10, rated Low severity. The vector string is AV:L/AC:L/Au:N/C:N/I:P/A:N.

Is there a patch available for CVE-2013-7421?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2013-7421 patch availability.

Is CVE-2013-7421 actively exploited?

CVE-2013-7421 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2013-7421

Low

The Crypto API in the Linux kernel before 3.18.5 allows local users to load arbitrary kernel modules via a bind system call for an AF_ALG socket with a module name in the salg_name field, a different vulnerability than CVE-2014-9644.

Package Linux Kernel

Published 2015-03-02

Last modified 2026-05-06

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

Availability

None

Vector string

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

Weakness type

CWE-269

CVE-2013-7421 is classified as CWE-269

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

References

20 total

Lkml
https://lkml.org/lkml/2013/3/4/70

Exploit Third Party Advisory
GitHub
https://github.com/torvalds/linux/commit/5d26a105b5a73e5635eae0629b42fa0a90e07b7b

Patch Third Party Advisory
Kernel Git
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5d26a105b5a73e5635eae0629b42fa0a90e07b7b
Red Hat
http://rhn.redhat.com/errata/RHSA-2016-0068.html

Third Party Advisory
Debian Security
http://www.debian.org/security/2015/dsa-3170

Third Party Advisory

Showing 5 of 20 references View all on NVD

Details

CVE ID CVE-2013-7421

Severity Low

CVSS score 2.1 / 10

CVSS version 2.0

Published 2015-03-02

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2013-7421?

CVE-2013-7421 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10 . CVE-2013-7421 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2013-7421?

CVE-2013-7421 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:N/I:P/A:N.
Is there a patch available for CVE-2013-7421?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2013-7421 patch availability.
Is CVE-2013-7421 actively exploited?

No. CVE-2013-7421 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.