SB2006012401 - Memory corruption in Linux kernel
Published: January 24, 2006
Security Bulletin ID
SB2006012401
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory corruption (CVE-ID: CVE-2006-0037)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
ip_nat_pptp in the PPTP NAT helper (netfilter/ip_nat_helper_pptp.c) in Linux kernel 2.6.14, and other versions, allows local users to cause a denial of service (memory corruption or crash) via a crafted outbound packet that causes an incorrect offset to be calculated from pointer arithmetic when non-linear SKBs (socket buffers) are used.
Remediation
Install update from vendor's website.
References
- http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=03b9feca89366952ae5dfe4ad8107b1ece50b710
- http://secunia.com/advisories/18482
- http://securityreason.com/securityalert/388
- http://www.securityfocus.com/bid/16414
- http://www.trustix.org/errata/2006/0004
- http://www.vupen.com/english/advisories/2006/0220
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24204