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Unrated severityNVD Advisory· Published Aug 27, 2003· Updated Jun 16, 2026

CVE-2003-0467

CVE-2003-0467

Description

Unknown vulnerability in ip_nat_sack_adjust of Netfilter in Linux kernels 2.4.20, and some 2.5.x, when CONFIG_IP_NF_NAT_FTP or CONFIG_IP_NF_NAT_IRC is enabled, or the ip_nat_ftp or ip_nat_irc modules are loaded, allows remote attackers to cause a denial of service (crash) in systems using NAT, possibly due to an integer signedness error.

Affected products

5
  • Linux/Kernel5 versions
    cpe:2.3:o:linux:linux_kernel:2.4.20:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:linux:linux_kernel:2.4.20:*:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:2.4.21:*:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:2.4.21:pre1:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:2.4.21:pre4:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:2.4.21:pre7:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

1

News mentions

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