Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.13, < 3.14.19 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=Broken Link
- http://osvdb.org/show/osvdb/111298Broken Link
- http://www.exploit-db.com/exploits/36268Third Party AdvisoryVDB Entry
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3Exploit
- http://www.securityfocus.com/bid/70095Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2378-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2379-1Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1140325Issue Tracking
- https://github.com/torvalds/linux/commit/95389b08d93d5c06ec63ab49bd732b0069b7c35Exploit
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=Broken Link
- http://osvdb.org/show/osvdb/111298Broken Link
- http://www.exploit-db.com/exploits/36268Third Party AdvisoryVDB Entry
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3Exploit
- http://www.securityfocus.com/bid/70095Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2378-1Third Party AdvisoryVDB Entry
FAQ
What is CVE-2014-3631?
CVE-2014-3631 is a vulnerability with a CVSS score of 7.2 (HIGH). 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 c...
How severe is CVE-2014-3631?
CVE-2014-3631 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-3631?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.