CVE-2009-1243

CVSS V2 Low 2.1 CVSS V3 None

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."

Overview

CVE ID
CVE-2009-1243

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2009-04-06T14:30:00

Last Modified Date
2020-08-25T20:27:17

Weakness Enumerations

CWE	URL
CWE-20	http://cwe.mitre.org/data/definitions/20.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:linux:linux_kernel::::::::	1	OR		2.6.29.1

CVSS Version 2

Version
2.0

Vector String
AV:L/AC:L/Au:N/C:N/I:N/A:P

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
2.1

Severity
LOW

Exploitability Score
3.9

Impact Score
2.9

References

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

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2009-1243
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1243

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:28:25				Added to TrackCVE