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Vulnerability Details : CVE-2014-6417

net/ceph/auth_x.c in Ceph, as used in the Linux kernel before 3.16.3, does not properly consider the possibility of kmalloc failure, which allows remote attackers to cause a denial of service (system crash) or possibly have unspecified other impact via a long unencrypted auth ticket.
Publish Date : 2014-09-28 Last Update Date : 2014-10-24
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- CVSS Scores & Vulnerability Types

CVSS Score
7.8
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 399

- Related OVAL Definitions

Title Definition Id Class Family
USN-2376-1 -- linux vulnerabilities oval:org.mitre.oval:def:26488 unix
USN-2377-1 -- linux-ti-omap4 vulnerabilities oval:org.mitre.oval:def:26882 unix
USN-2378-1 -- linux-lts-trusty vulnerabilities oval:org.mitre.oval:def:27066 unix
USN-2379-1 -- linux vulnerabilities oval:org.mitre.oval:def:26982 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2014-6417

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
2 OS Linux Linux Kernel 3.16.0 * * * Version Details Vulnerabilities
3 OS Linux Linux Kernel 3.16.1 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 3

- References For CVE-2014-6417

http://www.ubuntu.com/usn/USN-2377-1
UBUNTU USN-2377-1
http://www.ubuntu.com/usn/USN-2376-1
UBUNTU USN-2376-1
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c27a3e4d667fdcad3db7b104f75659478e0c68d8 CONFIRM
http://tracker.ceph.com/issues/8979 CONFIRM
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3 CONFIRM
http://tracker.ceph.com/issues/9560 CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=1142072 CONFIRM
https://github.com/torvalds/linux/commit/c27a3e4d667fdcad3db7b104f75659478e0c68d8 CONFIRM
http://www.openwall.com/lists/oss-security/2014/09/15/7
MLIST [oss-security] 20140915 Re: CVE Request: libceph auth token overflow / Linux kernel
http://www.ubuntu.com/usn/USN-2379-1
UBUNTU USN-2379-1
http://www.ubuntu.com/usn/USN-2378-1
UBUNTU USN-2378-1

- Metasploit Modules Related To CVE-2014-6417

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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