CVE-2009-1337

CVE Details

Release Date:	2009-04-22
Impact:	Important	What is this?

Description

The exit_notify function in kernel/exit.c in the Linux kernel before 2.6.30-rc1 does not restrict exit signals when the CAP_KILL capability is held, which allows local users to send an arbitrary signal to a process by running a program that modifies the exit_signal field and then uses an exec system call to launch a setuid application.

See more information about CVE-2009-1337 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:	4.4
Vector String:	AV:L/AC:M/Au:N/C:P/I:P/A:P
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Enterprise Linux version 4 (kernel)	ELSA-2009-1024	2009-05-26
Oracle Enterprise Linux version 4 (ocfs2-2.6.9-89.EL)	ELSA-2009-1024	2009-05-26
Oracle Enterprise Linux version 4 (oracleasm-2.6.9-89.EL)	ELSA-2009-1024	2009-05-26
Oracle Linux version 5 (kernel)	ELSA-2009-0473	2009-05-07
Oracle Linux version 5 (ocfs2-2.6.18-128.1.10.0.1.el5)	ELSA-2009-0473	2009-05-07
Oracle Linux version 5 (oracleasm-2.6.18-128.1.10.0.1.el5)	ELSA-2009-0473	2009-05-07