SB2006031401 - Race condition in Linux kernel
Published: March 14, 2006
Security Bulletin ID
SB2006031401
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Race condition (CVE-ID: CVE-2006-0457)
The vulnerability allows a remote non-authenticated attacker to read data or crash the application.
Race condition in the (1) add_key, (2) request_key, and (3) keyctl functions in Linux kernel 2.6.x allows local users to cause a denial of service (crash) or read sensitive kernel memory by modifying the length of a string argument between the time that the kernel calculates the length and when it copies the data into kernel memory.
Remediation
Install update from vendor's website.
References
- http://secunia.com/advisories/19220
- http://secunia.com/advisories/20398
- http://secunia.com/advisories/21465
- http://secunia.com/advisories/22417
- http://support.avaya.com/elmodocs2/security/ASA-2006-200.htm
- 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/23894
- http://www.redhat.com/support/errata/RHSA-2006-0575.html
- http://www.securityfocus.com/bid/17084
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25354
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9566
- https://usn.ubuntu.com/263-1/