SB2007071001 - NULL pointer dereference in Linux kernel netfilter

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Main Vulnerability Database SB2007071001

SB2007071001 - NULL pointer dereference in Linux kernel netfilter

Published: July 10, 2007

Security Bulletin ID SB2007071001
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) NULL pointer dereference (CVE-ID: CVE-2007-3642)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the decode_seq() and decode_choice() functions in net/netfilter/nf_conntrack_h323_asn1.c. A remote non-authenticated attacker can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References