CVE-2011-2534 Information

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

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

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8