Vulnerability CVE-2013-7348
Published: 2014-04-01

Description:
Double free vulnerability in the ioctx_alloc function in fs/aio.c in the Linux kernel before 3.12.4 allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via vectors involving an error condition in the aio_setup_ring function.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
Linux Kernel 3.12.3 ioctx_alloc local system crash
Sasha Levin
01.04.2014

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Linux -> Linux kernel 

 References:
https://github.com/torvalds/linux/commit/d558023207e008a4476a3b7bb8706b2a2bf5d84f
http://www.openwall.com/lists/oss-security/2014/03/31/10
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.4
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d558023207e008a4476a3b7bb8706b2a2bf5d84f
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