Permissions, privileges, and access controls in Linux kernel - CVE-2009-1338
Published: April 22, 2009 / Updated: October 10, 2018
Vulnerability identifier: #VU92668
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2009-1338
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to read and manipulate data.
The vulnerability exists due to security restrictions bypass error within the kill_something_info() function in kernel/signal.c. A local user can read and manipulate data.
How to mitigate CVE-2009-1338
Install update from vendor's repository.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d25141a818383b3c3b09f065698c544a7a0ec6e7
- http://lkml.org/lkml/2008/7/23/148
- http://secunia.com/advisories/34981
- http://secunia.com/advisories/35120
- http://secunia.com/advisories/35121
- http://secunia.com/advisories/35343
- http://secunia.com/advisories/35656
- http://wiki.rpath.com/Advisories:rPSA-2009-0084
- http://www.debian.org/security/2009/dsa-1787
- http://www.debian.org/security/2009/dsa-1800
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28
- http://www.openwall.com/lists/oss-security/2009/04/16/2
- http://www.openwall.com/lists/oss-security/2009/04/17/4
- http://www.openwall.com/lists/oss-security/2009/04/21/1
- http://www.redhat.com/support/errata/RHSA-2009-1081.html
- http://www.securityfocus.com/archive/1/503610/100/0/threaded
- http://www.ubuntu.com/usn/usn-793-1
- https://bugzilla.redhat.com/show_bug.cgi?id=496031
- https://exchange.xforce.ibmcloud.com/vulnerabilities/50386