SB2002123101 - Security restrictions bypass in Linux kernel



SB2002123101 - Security restrictions bypass in Linux kernel

Published: December 31, 2002

Security Bulletin ID SB2002123101
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Security restrictions bypass (CVE-ID: CVE-2002-2254)

The vulnerability allows a local user to corrupt data.

The experimental IP packet queuing feature in Netfilter / IPTables in Linux kernel 2.4 up to 2.4.19 and 2.5 up to 2.5.31, when a privileged process exits and network traffic is not being queued, may allow a later process with the same Process ID (PID) to access certain network traffic that would otherwise be restricted.


Remediation

Install update from vendor's website.