Is CVE-2011-0709 being actively exploited?

CVE-2011-0709 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-0709?

CVE-2011-0709 has a CVSS 3.1 base score of 7.5 (HIGH).

CVE-2011-0709

HIGH · CVSS 7.5EPSS 4.0%EU EUVD

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.

Key facts

CVSS score: 7.5 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-476
EPSS score: 4.0% (91th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-0724)
Published: February 18, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-0724 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel
linux / linux kernel

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7f285fa78d4b81b8458f05e77fb6b46245121b4e
http://openwall.com/lists/oss-security/2011/02/16/1(Mailing List, Patch, Third Party Advisory)
http://openwall.com/lists/oss-security/2011/02/16/14(Mailing List, Third Party Advisory)
http://openwall.com/lists/oss-security/2011/02/16/8(Mailing List, Patch, Third Party Advisory)
http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.35/ChangeLog-2.6.35-rc5(Broken Link)
http://www.securityfocus.com/bid/41432(Third Party Advisory, VDB Entry)
http://www.spinics.net/lists/netdev/msg134414.html(Exploit, Mailing List, Third Party Advisory)
http://www.spinics.net/lists/netdev/msg134444.html(Mailing List, Patch, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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