U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2009-1243 Detail

Description

net/ipv4/udp.c in the Linux kernel before 2.6.29.1 performs an unlocking step in certain incorrect circumstances, which allows local users to cause a denial of service (panic) by reading zero bytes from the /proc/net/udp file and unspecified other files, related to the "udp seq_file infrastructure."


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Vendor Statements (disclaimer)

Official Statement from Red Hat (04/07/2009)

Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=30842f2989aacfaba3ccb39829b3417be9313dbe Broken Link 
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=30842f2989aacfaba3ccb39829b3417be9313dbe Broken Link 
http://openwall.com/lists/oss-security/2009/04/01/4 Mailing List  Patch  Third Party Advisory 
http://openwall.com/lists/oss-security/2009/04/01/4 Mailing List  Patch  Third Party Advisory 
http://secunia.com/advisories/34478 Broken Link  Third Party Advisory 
http://secunia.com/advisories/34478 Broken Link  Third Party Advisory 
http://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-proc-net-udp-8586 Patch  Third Party Advisory 
http://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-proc-net-udp-8586 Patch  Third Party Advisory 
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29.1 Broken Link 
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29.1 Broken Link 
http://www.securityfocus.com/bid/34329 Broken Link  Patch  Third Party Advisory  VDB Entry 
http://www.securityfocus.com/bid/34329 Broken Link  Patch  Third Party Advisory  VDB Entry 
http://www.vupen.com/english/advisories/2009/0924 Broken Link  Third Party Advisory 
http://www.vupen.com/english/advisories/2009/0924 Broken Link  Third Party Advisory 
https://exchange.xforce.ibmcloud.com/vulnerabilities/49595 Third Party Advisory  VDB Entry 
https://exchange.xforce.ibmcloud.com/vulnerabilities/49595 Third Party Advisory  VDB Entry 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-667 Improper Locking cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-1243
NVD Published Date:
04/06/2009
NVD Last Modified:
11/20/2024
Source:
MITRE