CVE-2011-0709

Public Exploit

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.32% Top 20%
Third-Party Advisory openwall.com Third-Party Advisory openwall.com Third-Party Advisory openwall.com Third-Party Advisory securityfocus.com Third-Party Advisory spinics.net Third-Party Advisory spinics.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.35/ChangeLog-2.6.35-rc5 broken link
http://openwall.com/lists/oss-security/2011/02/16/14 third party advisory mailing list
http://www.securityfocus.com/bid/41432 third party advisory vdb entry
http://www.spinics.net/lists/netdev/msg134444.html patch mailing list third party advisory
http://openwall.com/lists/oss-security/2011/02/16/1 patch mailing list third party advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7f285fa78d4b81b8458f05e77fb6b46245121b4e
http://openwall.com/lists/oss-security/2011/02/16/8 patch mailing list third party advisory
http://www.spinics.net/lists/netdev/msg134414.html mailing list third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2011-0709?
CVE-2011-0709 has been scored as a high severity vulnerability.
How to fix CVE-2011-0709?
To fix CVE-2011-0709, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-0709 being actively exploited in the wild?
It is possible that CVE-2011-0709 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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