Vulnerability CVE-2011-2534


Published: 2011-06-22   Modified: 2012-02-13

Description:
Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\0' character.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
linux kernel 2.6.38.8 ipv4 ipt_CLUSTERIP buffer overflow
Vasiliy Kulikov
28.06.2011

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

Vendor: Linux
Product: Kernel 
Version:
2.6.9
2.6.8.1
2.6.8
2.6.7
2.6.6
2.6.5
2.6.4
2.6.38.8
2.6.38.7
2.6.38.6
2.6.38.5
2.6.38.4
2.6.38.3
2.6.38.2
2.6.38.1
2.6.38
2.6.37.6
2.6.37.5
2.6.37.4
2.6.37.3
2.6.37.2
2.6.37.1
2.6.37
2.6.36.4
2.6.36.3
2.6.36.2
2.6.36.1
2.6.36
2.6.35.9
2.6.35.8
2.6.35.7
2.6.35.6
2.6.35.5
2.6.35.4
2.6.35.3
2.6.35.2
2.6.35.1
2.6.35
2.6.34.7
2.6.34.6
2.6.34.5
2.6.34.4
2.6.34.3
2.6.34.2
2.6.34.1
2.6.34
2.6.33.7
2.6.33.6
2.6.33.5
2.6.33.4
2.6.33.3
2.6.33.2
2.6.33.1
2.6.33
2.6.32.9
2.6.32.8
2.6.32.7
2.6.32.6
2.6.32.5
2.6.32.4
2.6.32.3
2.6.32.27
2.6.32.26
2.6.32.25
2.6.32.24
2.6.32.23
2.6.32.22
2.6.32.21
2.6.32.20
2.6.32.2
2.6.32.19
2.6.32.18
2.6.32.17
2.6.32.16
2.6.32.15
2.6.32.14
2.6.32.13
2.6.32.12
2.6.32.11
2.6.32.10
2.6.32.1
2.6.32
2.6.31.9
2.6.31.8
2.6.31.7
2.6.31.6
2.6.31.5
2.6.31.4
2.6.31.3
2.6.31.2
2.6.31.14
2.6.31.13
2.6.31.12
2.6.31.11
2.6.31.10
2.6.31.1
2.6.31
2.6.30.9
2.6.30.8
2.6.30.7
See more versions on NVD

CVSS2 => (AV:L/AC:H/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
6.9/10
1.9/10
Exploit range
Attack complexity
Authentication
Local
High
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=689337
http://www.openwall.com/lists/oss-security/2011/03/21/4
http://www.openwall.com/lists/oss-security/2011/03/21/1
http://www.openwall.com/lists/oss-security/2011/03/18/15
http://marc.info/?l=netfilter-devel&m=130036157327564&w=2
http://marc.info/?l=netfilter&m=129978077509888&w=2
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=961ed183a9fd080cf306c659b8736007e44065a5
http://www.securityfocus.com/bid/46921
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
http://securityreason.com/securityalert/8284

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