{"id":"CVE-2009-1184","aliases":["BELL-CVE-2009-1184","DSA-1800-1","DSA-1809-1","EUVD-2009-1184","GHSA-jcfv-mgf6-qw9x"],"status":"published","title":"The selinux_ip_postroute_iptables_compat function in security/selinux/hooks.c in the SELinux...","description":"The selinux_ip_postroute_iptables_compat function in security/selinux/hooks.c in the SELinux subsystem in the Linux kernel before 2.6.27.22, and 2.6.28.x before 2.6.28.10, when compat_net is enabled, omits calls to avc_has_perm for the (1) node and (2) port, which allows local users to bypass intended restrictions on network traffic.  NOTE: this was incorrectly reported as an issue fixed in 2.6.27.21.","severity":{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00349,"percentile":0.287,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-16"],"published":"2009-05-05T20:00:00Z","modified":"2026-06-16T23:06:41Z","affected":[{"source":"osv","ecosystem":"Debian:5.0","package":"linux-2.6","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.26-15lenny2"}]}],"versions":["2.6.26-13","2.6.26-13lenny2","2.6.26-13lenny2~bpo40+1","2.6.26-14","2.6.26-15","2.6.26-15lenny1","2.6.26-15~bpo40+1","2.6.26-15~bpo40+2"],"bundled":13},{"source":"osv","ecosystem":"Debian:5.0","package":"user-mode-linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.26-1um-2+15lenny2"}]}],"versions":["2.6.26-1um-2","2.6.26-1um-2+15"],"bundled":13},{"source":"osv","ecosystem":"Debian:5.0","package":"user-mode-linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.26-1um-2+15lenny3"}]}],"versions":["2.6.26-1um-2","2.6.26-1um-2+15","2.6.26-1um-2+15lenny2"],"bundled":4},{"source":"osv","ecosystem":"Debian:5.0","package":"linux-2.6","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.26-15lenny3"}]}],"versions":["2.6.26-13","2.6.26-13lenny2","2.6.26-13lenny2~bpo40+1","2.6.26-14","2.6.26-15","2.6.26-15lenny1","2.6.26-15lenny2","2.6.26-15~bpo40+1","2.6.26-15~bpo40+2"],"bundled":4}],"products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:135","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://lwn.net/Articles/331435/","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:118","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://secunia.com/advisories/35656","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2009/05/04/1","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://patchwork.ozlabs.org/patch/25238/","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://www.ubuntu.com/usn/usn-793-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"]},{"url":"http://www.debian.org/security/2009/dsa-1800","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.27.y.git%3Ba=commit%3Bh=910c9e41186762de3717baaf392ab5ff0c454496","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://launchpad.net/bugs/cve/2009-1184","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://lwn.net/Articles/331434/","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:119","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://secunia.com/advisories/35121","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-1184"},{"url":"http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.27.y.git;a=commit;h=910c9e41186762de3717baaf392ab5ff0c454496"},{"url":"http://lwn.net/Articles/331434"},{"url":"http://lwn.net/Articles/331435"},{"url":"http://patchwork.ozlabs.org/patch/25238"},{"url":"https://github.com/advisories/GHSA-jcfv-mgf6-qw9x"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2009-1184","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-1184","description":"The selinux_ip_postroute_iptables_compat function in security/selinux/hooks.c in the SELinux subsystem in the Linux kernel before 2.6.27.22, and 2.6.28.x before 2.6.28.10, when compat_net is enabled, omits calls to avc_has_perm for the (1) node and (2) port, which allows local users to bypass intended restrictions on network traffic.  NOTE: this was incorrectly reported as an issue fixed in 2.6.27.21.","status":"published","published":"2009-05-05T20:00:00Z","modified":"2024-08-07T05:04:49.205Z","updated_at":"2026-11-02T14:33:25.516454Z"}],"euvd":[{"id":"EUVD-2009-1184","description":"The selinux_ip_postroute_iptables_compat function in security/selinux/hooks.c in the SELinux subsystem in the Linux kernel before 2.6.27.22, and 2.6.28.x before 2.6.28.10, when compat_net is enabled, omits calls to avc_has_perm for the (1) node and (2) port, which allows local users to bypass intended restrictions on network traffic.  NOTE: this was incorrectly reported as an issue fixed in 2.6.27.21.","status":"published","published":"2009-05-05T20:00:00Z","modified":"2024-08-07T05:04:49Z","updated_at":"2026-11-03T01:39:22.935477Z"}],"ghsa":[{"id":"GHSA-jcfv-mgf6-qw9x","title":"The selinux_ip_postroute_iptables_compat function in security/selinux/hooks.c in the SELinux...","description":"The selinux_ip_postroute_iptables_compat function in security/selinux/hooks.c in the SELinux subsystem in the Linux kernel before 2.6.27.22, and 2.6.28.x before 2.6.28.10, when compat_net is enabled, omits calls to avc_has_perm for the (1) node and (2) port, which allows local users to bypass intended restrictions on network traffic.  NOTE: this was incorrectly reported as an issue fixed in 2.6.27.21.","status":"published","published":"2022-05-02T03:22:31Z","modified":"2025-04-09T04:10:19Z","updated_at":"2026-11-02T15:01:00.026247Z"}],"nvd":[{"id":"CVE-2009-1184","description":"The selinux_ip_postroute_iptables_compat function in security/selinux/hooks.c in the SELinux subsystem in the Linux kernel before 2.6.27.22, and 2.6.28.x before 2.6.28.10, when compat_net is enabled, omits calls to avc_has_perm for the (1) node and (2) port, which allows local users to bypass intended restrictions on network traffic.  NOTE: this was incorrectly reported as an issue fixed in 2.6.27.21.","status":"published","published":"2009-05-05T20:30:00.187Z","modified":"2026-06-16T23:06:41.56Z","cvss":[{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-16"],"updated_at":"2026-11-02T14:01:35.136779Z"}],"osv":[{"id":"BELL-CVE-2009-1184","title":"CVE-2009-1184 does not affect BellSoft software","status":"withdrawn","published":"2009-05-05T20:30:00Z","modified":"2026-01-28T07:22:07.222994Z","cvss":[{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium"}],"updated_at":"2026-11-02T15:28:12.886815Z"},{"id":"DSA-1800-1","title":"linux-2.6 user-mode-linux - several vulnerabilities","status":"published","published":"2009-05-15T00:00:00Z","modified":"2026-03-09T01:19:08.249263Z","updated_at":"2026-11-02T15:46:14.734124Z"},{"id":"DSA-1809-1","title":"linux-2.6 user-mode-linux - several vulnerabilities","status":"published","published":"2009-06-01T00:00:00Z","modified":"2026-03-09T01:19:14.382096Z","updated_at":"2026-11-02T15:46:14.734124Z"}]}}