CVE-2014-3631

Public Exploit

Description

The assoc_array_gc function in the associative-array implementation in lib/assoc_array.c in the Linux kernel before 3.16.3 does not properly implement garbage collection, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via multiple "keyctl newring" operations followed by a "keyctl timeout" operation.

7.2

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.36%

Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com

Affected: n/a n/a

References

Link	Tags
http://www.exploit-db.com/exploits/36268	exploit vdb entry third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1140325	issue tracking
http://www.securityfocus.com/bid/70095	vdb entry third party advisory
http://osvdb.org/show/osvdb/111298	vdb entry broken link
http://www.ubuntu.com/usn/USN-2378-1	vdb entry third party advisory vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=95389b08d93d5c06ec63ab49bd732b0069b7c35e	broken link
http://www.ubuntu.com/usn/USN-2379-1	vdb entry third party advisory vendor advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3	exploit
https://github.com/torvalds/linux/commit/95389b08d93d5c06ec63ab49bd732b0069b7c35e	exploit

Frequently Asked Questions

What is the severity of CVE-2014-3631?: CVE-2014-3631 has been scored as a high severity vulnerability.
How to fix CVE-2014-3631?: To fix CVE-2014-3631, 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-2014-3631 being actively exploited in the wild?: It is possible that CVE-2014-3631 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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