CVE-2011-0709 Information

Description

The br_mdb_ip_get function in net/bridge/br_multicast.c in the Linux kernel before 2.6.35-rc5 allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via an IGMP packet related to lack of a multicast table.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7f285fa78d4b81b8458f05e77fb6b46245121b4e http://openwall.com/lists/oss-security/2011/02/16/1 http://openwall.com/lists/oss-security/2011/02/16/14 http://openwall.com/lists/oss-security/2011/02/16/8 http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.35/ChangeLog-2.6.35-rc5 http://www.securityfocus.com/bid/41432 http://www.spinics.net/lists/netdev/msg134414.html http://www.spinics.net/lists/netdev/msg134444.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5