CVE-2014-9914 Information

Description

Race condition in the ip4_datagram_release_cb function in net/ipv4/datagram.c in the Linux kernel before 3.15.2 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect expectations about locking during multithreaded access to internal data structures for IPv4 UDP sockets.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9709674e68646cee5a24e3000b3558d25412203a http://source.android.com/security/bulletin/2017-02-01.html http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2 http://www.securityfocus.com/bid/96100 http://www.securitytracker.com/id/1037798 https://github.com/torvalds/linux/commit/9709674e68646cee5a24e3000b3558d25412203a

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8