Vulnerability Details : CVE-2011-0709
Potential exploit
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.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2011-0709
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.35:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.35:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.35:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.35:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:2.6.35:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2011-0709
2.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 83 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2011-0709
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2011-0709
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-0709
-
http://openwall.com/lists/oss-security/2011/02/16/8
oss-security - Re: CVE request - kernel: bridge br_multicast NULL pointer dereferenceMailing List;Patch;Third Party Advisory
-
http://www.securityfocus.com/bid/41432
Linux Kernel 'br_multicast.c' Bridge NULL Pointer Dereference Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7f285fa78d4b81b8458f05e77fb6b46245121b4e
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http://www.kernel.org/pub/linux/kernel/v2.6/testing/v2.6.35/ChangeLog-2.6.35-rc5
404: File not foundBroken Link
-
http://openwall.com/lists/oss-security/2011/02/16/1
oss-security - CVE request - kernel: bridge br_multicast NULL pointer dereferenceMailing List;Patch;Third Party Advisory
-
http://openwall.com/lists/oss-security/2011/02/16/14
oss-security - Re: CVE request - kernel: bridge br_multicast NULL pointer dereferenceMailing List;Third Party Advisory
-
http://www.spinics.net/lists/netdev/msg134414.html
bridge br_multicast: BUG: unable to handle kernel NULL pointer dereference — NetdevExploit;Mailing List;Third Party Advisory
-
http://www.spinics.net/lists/netdev/msg134444.html
Re: bridge br_multicast: BUG: unable to handle kernel NULL pointer dereference — NetdevMailing List;Patch;Third Party Advisory
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