National Vulnerability Database (NVD) National Vulnerability Database (CVE-2011-1023)

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NVD is the U.S. government repository of standards based vulnerability management data. This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA).

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NVD contains:

CVE Vulnerabilities: 56457
Checklists: 221
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US-CERT Vuln Notes: 2721
OVAL Queries: 8140
CPE Names: 73311

Last updated: Sun May 26 04:07:08 EDT 2013

CVE Publication rate: 11.83

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Vulnerability Workload Index: 6.21

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Vulnerability Summary for CVE-2011-1023

Original release date:06/21/2012

Last revised:06/22/2012

Source: US-CERT/NIST

Overview

The Reliable Datagram Sockets (RDS) subsystem in the Linux kernel before 2.6.38 does not properly handle congestion map updates, which allows local users to cause a denial of service (BUG_ON and system crash) via vectors involving (1) a loopback (aka loop) transmit operation or (2) an InfiniBand (aka ib) transmit operation.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:4.9 (MEDIUM) (AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)

Impact Subscore: 6.9

Exploitability Subscore: 3.9

CVSS Version 2 Metrics:

Access Vector: Locally exploitable

Access Complexity: Low

Authentication: Not required to exploit

Impact Type:Allows disruption of serviceUnknown

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External Source: CONFIRM

Name: https://github.com/torvalds/linux/commit/6094628bfd94323fc1cea05ec2c6affd98c18f7f

Type: Patch Information; Exploit

Hyperlink:https://github.com/torvalds/linux/commit/6094628bfd94323fc1cea05ec2c6affd98c18f7f

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=680345

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=680345

External Source: MLIST

Name: [oss-security] 20110303 CVE-2011-1023 kernel: rds: prevent BUG_ON triggering on congestion map updates

Hyperlink:http://www.openwall.com/lists/oss-security/2011/03/03/2

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6094628bfd94323fc1cea05ec2c6affd98c18f7f