CVE-2011-1093

CVE Details

Release Date:	2011-07-18
Impact:	Important	What is this?

Description

The dccp_rcv_state_process function in net/dccp/input.c in the Datagram Congestion Control Protocol (DCCP) implementation in the Linux kernel before 2.6.38 does not properly handle packets for a CLOSED endpoint, which allows remote attackers to cause a denial of service (NULL pointer dereference and OOPS) by sending a DCCP-Close packet followed by a DCCP-Reset packet.

See more information about CVE-2011-1093 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	7.8
Vector String:	AV:N/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2011-0833	2011-05-31
Oracle Linux version 5 (kernel-uek)	ELSA-2011-2015	2011-05-11
Oracle Linux version 5 (ocfs2-2.6.18-238.12.1.0.1.el5)	ELSA-2011-0833	2011-05-31
Oracle Linux version 5 (ofa-2.6.32-100.28.15.el5)	ELSA-2011-2015	2011-05-11
Oracle Linux version 5 (oracleasm-2.6.18-238.12.1.0.1.el5)	ELSA-2011-0833	2011-05-31
Oracle Linux version 6 (kernel)	ELSA-2011-0498	2011-05-10
Oracle Linux version 6 (kernel-uek)	ELSA-2011-2015	2011-05-11