CVE-2016-10200 Information

Description

Race condition in the L2TPv3 IP Encapsulation feature in the Linux kernel before 4.8.14 allows local users to gain privileges or cause a denial of service (use-after-free) by making multiple bind system calls without properly ascertaining whether a socket has the SOCK_ZAPPED status related to net/l2tp/l2tp_ip.c and net/l2tp/l2tp_ip6.c.

CVSS Vector

CVSS:3.0/AV:L/AC:H/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=32c231164b762dddefa13af5a0101032c70b50ef http://source.android.com/security/bulletin/2017-03-01.html http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.14 http://www.securityfocus.com/bid/101783 http://www.securitytracker.com/id/1037965 http://www.securitytracker.com/id/1037968 https://access.redhat.com/errata/RHSA-2017:1842 https://access.redhat.com/errata/RHSA-2017:2077 https://access.redhat.com/errata/RHSA-2017:2437 https://access.redhat.com/errata/RHSA-2017:2444 https://github.com/torvalds/linux/commit/32c231164b762dddefa13af5a0101032c70b50ef

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.0