CVE-2011-0709

moderate-risk
Published 2011-02-18

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.

Do I need to act?

~
2.2% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (6)

Affected Vendors

Linux

References (16)

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...
Mailing List http://openwall.com/lists/oss-security/2011/02/16/1
Mailing List http://openwall.com/lists/oss-security/2011/02/16/14
Mailing List http://openwall.com/lists/oss-security/2011/02/16/8
Broken Link http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.35/ChangeLog-2.6.35-rc5
Third Party Advisory http://www.securityfocus.com/bid/41432
Exploit http://www.spinics.net/lists/netdev/msg134414.html
Mailing List http://www.spinics.net/lists/netdev/msg134444.html
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...
Mailing List http://openwall.com/lists/oss-security/2011/02/16/1
Mailing List http://openwall.com/lists/oss-security/2011/02/16/14
Mailing List http://openwall.com/lists/oss-security/2011/02/16/8
Broken Link http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.35/ChangeLog-2.6.35-rc5
Third Party Advisory http://www.securityfocus.com/bid/41432
Exploit http://www.spinics.net/lists/netdev/msg134414.html
Mailing List http://www.spinics.net/lists/netdev/msg134444.html
44
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 5/34 · Minimal
Exposure 13/34 · Low