Improper input validation in Linux kernel - CVE-2006-0557
Published: March 12, 2006 / Updated: October 3, 2018
Vulnerability identifier: #VU95591
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2006-0557
CWE-ID: CWE-20
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 perform a denial of service (DoS) attack.
sys_mbind in mempolicy.c in Linux kernel 2.6.16 and earlier does not sanity check the maxnod variable before making certain computations for the get_nodes function, which has unknown impact and attack vectors.
How to mitigate CVE-2006-0557
Install update from vendor's repository.
Sources
- http://lkml.org/lkml/2006/2/27/355
- http://rhn.redhat.com/errata/RHBA-2007-0304.html
- http://secunia.com/advisories/19955
- http://secunia.com/advisories/20398
- http://secunia.com/advisories/20914
- http://securitytracker.com/id?1015752
- http://www.debian.org/security/2006/dsa-1103
- http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=636f13c174dd7c84a437d3c3e8fa66f03f7fda63
- http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=636f13c174dd7c84a437d3c3e8fa66f03f7fda63
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:059
- http://www.novell.com/linux/security/advisories/2006-05-31.html
- http://www.osvdb.org/23895
- http://www.securityfocus.com/bid/16924
- http://www.vupen.com/english/advisories/2006/2554
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=184510
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25204
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9674
- https://usn.ubuntu.com/281-1/