CVE-2003-1604

kernel: Missing NULL pointer check in nf_nat_redirect_ipv4

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Severity

Moderate

Red Hat Product Security

5.4

CVSS 2.0

Review impact separately from score.

Published · October 20, 2003

Updated · November 21, 2025

Description

The redirect_target function in net/ipv4/netfilter/ipt_REDIRECT.c in the Linux kernel before 2.6.0 allows remote attackers to cause a denial of service (NULL pointer dereference and OOPS) by sending packets to an interface that has a 0.0.0.0 IP address, a related issue to CVE-2015-8787.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 5.4
AV:N/AC:H/Au:N/C:N/I:N/A:C

CWE-476 · NULL Pointer Dereference