CVE-2011-2534

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.

• CWE-120

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=961ed183a9fd080cf306c659b8736007e44065a5
• http://marc.info/?l=netfilter&m=129978077509888&w=2Patch, Third Party Advisory
• http://marc.info/?l=netfilter-devel&m=130036157327564&w=2Patch, Third Party Advisory
• http://securityreason.com/securityalert/8284Third Party Advisory
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Release Notes, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2011/03/18/15Mailing List, Patch, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2011/03/21/1Mailing List, Patch, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2011/03/21/4Mailing List, Patch, Third Party Advisory
• http://www.securityfocus.com/bid/46921Third Party Advisory, VDB Entry
• https://bugzilla.redhat.com/show_bug.cgi?id=689337Issue Tracking, Patch, Third Party Advisory
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=961ed183a9fd080cf306c659b8736007e44065a5
• http://marc.info/?l=netfilter&m=129978077509888&w=2Patch, Third Party Advisory
• http://marc.info/?l=netfilter-devel&m=130036157327564&w=2Patch, Third Party Advisory
• http://securityreason.com/securityalert/8284Third Party Advisory
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Release Notes, Vendor Advisory
• http://www.openwall.com/lists/oss-security/2011/03/18/15Mailing List, Patch, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2011/03/21/1Mailing List, Patch, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2011/03/21/4Mailing List, Patch, Third Party Advisory
• http://www.securityfocus.com/bid/46921Third Party Advisory, VDB Entry
• https://bugzilla.redhat.com/show_bug.cgi?id=689337Issue Tracking, Patch, Third Party Advisory

Published

Jun 22, 2011

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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