{"id":"CVE-2004-0592","aliases":["EUVD-2004-0591","GHSA-67c4-9qg5-5597"],"status":"published","title":"The tcp_find_option function of the netfilter subsystem for IPv6 in the SUSE Linux 2.6.5 kernel...","description":"The tcp_find_option function of the netfilter subsystem for IPv6 in the SUSE Linux 2.6.5 kernel with USAGI patches, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type, a similar flaw to CVE-2004-0626.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02465,"percentile":0.84587,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:05:56Z","products":[{"vendor":"suse","product":"suse_linux"}],"references":[{"url":"http://lists.grok.org.uk/pipermail/full-disclosure/2004-July/023408.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/43137","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.novell.com/linux/security/advisories/2004_20_kernel.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2004-0592"},{"url":"https://github.com/advisories/GHSA-67c4-9qg5-5597"}],"sources":{"cve":[{"id":"CVE-2004-0592","description":"The tcp_find_option function of the netfilter subsystem for IPv6 in the SUSE Linux 2.6.5 kernel with USAGI patches, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type, a similar flaw to CVE-2004-0626.","status":"published","published":"2006-01-23T20:00:00Z","modified":"2024-08-08T00:24:26.053Z","updated_at":"2026-11-02T14:34:55.098814Z"}],"euvd":[{"id":"EUVD-2004-0591","description":"The tcp_find_option function of the netfilter subsystem for IPv6 in the SUSE Linux 2.6.5 kernel with USAGI patches, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type, a similar flaw to CVE-2004-0626.","status":"published","published":"2006-01-23T20:00:00Z","modified":"2024-08-08T00:24:26Z","updated_at":"2026-11-03T01:15:18.677356Z"}],"ghsa":[{"id":"GHSA-67c4-9qg5-5597","title":"The tcp_find_option function of the netfilter subsystem for IPv6 in the SUSE Linux 2.6.5 kernel...","description":"The tcp_find_option function of the netfilter subsystem for IPv6 in the SUSE Linux 2.6.5 kernel with USAGI patches, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type, a similar flaw to CVE-2004-0626.","status":"published","published":"2022-04-29T02:57:59Z","modified":"2023-01-30T05:02:36Z","updated_at":"2026-11-02T14:46:40.355653Z"}],"nvd":[{"id":"CVE-2004-0592","description":"The tcp_find_option function of the netfilter subsystem for IPv6 in the SUSE Linux 2.6.5 kernel with USAGI patches, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type, a similar flaw to CVE-2004-0626.","status":"published","published":"2004-12-31T05:00:00Z","modified":"2026-06-16T22:05:56.527Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:51.985436Z"}]}}