National Cyber-Alert System
Vulnerability Summary for CVE-2008-3526
Original release date:08/27/2008
Last revised:11/06/2008
Source:
US-CERT/NIST
Overview
Integer overflow in the sctp_setsockopt_auth_key function in net/sctp/socket.c in the Stream Control Transmission Protocol (sctp) implementation in the Linux kernel 2.6.24-rc1 through 2.6.26.3 allows remote attackers to cause a denial of service (panic) or possibly have unspecified other impact via a crafted sca_keylength field associated with the SCTP_AUTH_KEY option.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
- Official Statement from Red Hat (01/15/2009)
-
This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, and 5.
It was addressed in Red Hat Enterprise MRG for RHEL-5 via: https://rhn.redhat.com/errata/RHSA-2008-0857.html
References to Advisories, Solutions, and Tools
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External Source: XF
Name: linux-kernel-sctpsetsockoptauthkey-dos(44723)
External Source: UBUNTU
Name: USN-659-1
External Source: BID
Name: 30847
External Source: REDHAT
Name: RHSA-2008:0857
External Source: MLIST
Name: [oss-security] 20080826 CVE-2008-3526 Linux kernel sctp_setsockopt_auth_key() integer overflow
External Source: MANDRIVA
Name: MDVSA-2008:223
External Source: DEBIAN
Name: DSA-1636
External Source: SECUNIA
Name: 32393
External Source: SECUNIA
Name: 32190
External Source: SECUNIA
Name: 31881
External Source: SUSE
Name: SUSE-SA:2008:053
External Source: CONFIRM
Name: http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git;a=commit;h=30c2235cbc477d4629983d440cdc4f496fec9246