CVE-2012-4398

Description

The __request_module function in kernel/kmod.c in the Linux kernel before 3.4 does not set a certain killable attribute, which allows local users to cause a denial of service (memory consumption) via a crafted application.

Category

4.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.09%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lkml.indiana.edu/hypermail/linux/kernel/1202.0/03340.html mailing list
http://rhn.redhat.com/errata/RHSA-2013-0223.html vendor advisory
http://www.kernel.org/pub/linux/kernel/v3.x/linux-3.4.tar.bz2 patch
http://www.openwall.com/lists/oss-security/2012/09/02/3 mailing list
http://secunia.com/advisories/55077 third party advisory
http://rhn.redhat.com/errata/RHSA-2013-1348.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=853474
http://www.securityfocus.com/bid/55361 vdb entry

Frequently Asked Questions

What is the severity of CVE-2012-4398?
CVE-2012-4398 has been scored as a medium severity vulnerability.
How to fix CVE-2012-4398?
To fix CVE-2012-4398, 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-2012-4398 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-4398 is being actively exploited. 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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