CVE-2013-7421

Public Exploit

Description

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.

Category

2.1
CVSS
Severity: Low
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory mandriva.com Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://plus.google.com/+MathiasKrause/posts/PqFCo4bfrWu third party advisory
http://rhn.redhat.com/errata/RHSA-2016-0068.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2544-1 third party advisory vendor advisory
http://www.debian.org/security/2015/dsa-3170 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2015/01/24/4 third party advisory mailing list
http://www.ubuntu.com/usn/USN-2546-1 third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html third party advisory
https://lkml.org/lkml/2013/3/4/70 mailing list exploit third party advisory
http://www.ubuntu.com/usn/USN-2514-1 third party advisory vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1185469 issue tracking third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:057 third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html third party advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5 third party advisory release notes
http://www.mandriva.com/security/advisories?name=MDVSA-2015:058 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2545-1 third party advisory vendor advisory
https://github.com/torvalds/linux/commit/5d26a105b5a73e5635eae0629b42fa0a90e07b7b third party advisory patch
http://www.securityfocus.com/bid/72322 vdb entry third party advisory
http://www.ubuntu.com/usn/USN-2513-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2543-1 third party advisory vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=5d26a105b5a73e5635eae0629b42fa0a90e07b7b

Frequently Asked Questions

What is the severity of CVE-2013-7421?
CVE-2013-7421 has been scored as a low severity vulnerability.
How to fix CVE-2013-7421?
To fix CVE-2013-7421, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-7421 being actively exploited in the wild?
It is possible that CVE-2013-7421 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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