CVE-2016-3135 Information

Description

Integer overflow in the xt_alloc_table_info function in net/netfilter/x_tables.c in the Linux kernel through 4.5.2 on 32-bit platforms allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.

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=d157bd761585605b7882935ffb86286919f62ea1 http://www.securityfocus.com/bid/84305 http://www.ubuntu.com/usn/USN-2930-1 http://www.ubuntu.com/usn/USN-2930-2 http://www.ubuntu.com/usn/USN-2930-3 http://www.ubuntu.com/usn/USN-3054-1 http://www.ubuntu.com/usn/USN-3055-1 http://www.ubuntu.com/usn/USN-3056-1 http://www.ubuntu.com/usn/USN-3057-1 https://bugzilla.redhat.com/show_bug.cgi?id=1317386 https://code.google.com/p/google-security-research/issues/detail?id=758 https://github.com/torvalds/linux/commit/d157bd761585605b7882935ffb86286919f62ea1

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