{"id":"CVE-2015-4146","aliases":["DEBIAN-CVE-2015-4146","DSA-3397-1","EUVD-2015-4170","GHSA-f2m4-x3g9-fqq7","UBUNTU-CVE-2015-4146","USN-2650-1","openSUSE-SU-2024:10499-1"],"status":"published","title":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the...","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","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":"2026-11-07","score":0.03485,"percentile":0.89199,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2015-06-01T00:00:00Z","modified":"2026-09-09T06:47:31Z","fixes":[{"ecosystem":"Debian:12","package":"wpa","fixed_in":["2.3-2.2"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"wpa","fixed_in":["2.3-2.2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"wpa","fixed_in":["2.3-2.2"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"wpa","fixed_in":["2.1-0ubuntu1.3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"wpa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3-2.2"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"wpa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3-2.2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"wpa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3-2.2"}]}]},{"source":"osv","ecosystem":"Debian:7","package":"wpa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0-3+deb7u3"}]}],"versions":["1.0-3","1.0-3+deb7u1","1.0-3+deb7u2"],"bundled":11},{"source":"osv","ecosystem":"Debian:8","package":"wpa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3-1+deb8u3"}]}],"versions":["2.3-1","2.3-1+deb8u1","2.3-1+deb8u2"],"bundled":11},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"wpa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1-0ubuntu1.3"}]}],"versions":["1.0-3ubuntu2","1.0-3ubuntu3","1.0-3ubuntu4","2.1-0ubuntu1","2.1-0ubuntu1.1","2.1-0ubuntu1.2"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"wpa","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1-0ubuntu1.3"}]}],"versions":["1.0-3ubuntu2","1.0-3ubuntu3","1.0-3ubuntu4","2.1-0ubuntu1","2.1-0ubuntu1.1","2.1-0ubuntu1.2"],"bundled":6},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"wpa_supplicant","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6-1.1"}]}],"bundled":13}],"products":[{"vendor":"opensuse","product":"opensuse"},{"vendor":"w1.fi","product":"hostapd"},{"vendor":"w1.fi","product":"wpa_supplicant"}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2015/05/31/6","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://w1.fi/security/2015-4/0005-EAP-pwd-peer-Fix-asymmetric-fragmentation-behavior.patch","tags":["x_refsource_CONFIRM","x_transferred","web","report"]},{"url":"http://www.debian.org/security/2015/dsa-3397","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"https://security.gentoo.org/glsa/201606-17","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.ubuntu.com/usn/USN-2650-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","advisory"]},{"url":"http://w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","report"]},{"url":"http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2015/05/09/6","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-4146"},{"url":"https://github.com/advisories/GHSA-f2m4-x3g9-fqq7"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-4146","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2015-4146","tags":["report"]},{"url":"http://w1.fi/security/2015-4/","tags":["report"]},{"url":"http://www.openwall.com/lists/oss-security/2015/05/07/5","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-2650-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-4146","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-4141","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-4142","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-4143","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-4144","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2015-4145","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2014-3686","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-1863","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4141","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4142","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4143","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4144","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4145","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-4146","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-5310","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-5315","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2015-5316","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-4476","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-4477","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2015-4146","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","status":"published","published":"2015-06-15T15:00:00Z","modified":"2024-08-06T06:04:02.892Z","updated_at":"2026-11-02T14:35:43.322279Z"}],"euvd":[{"id":"EUVD-2015-4170","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","status":"published","published":"2015-06-15T15:00:00Z","modified":"2024-08-06T06:04:02Z","updated_at":"2026-11-03T02:22:05.081899Z"}],"ghsa":[{"id":"GHSA-f2m4-x3g9-fqq7","title":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the...","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","status":"published","published":"2022-05-14T02:07:17Z","modified":"2023-02-02T05:05:09Z","updated_at":"2026-11-02T14:52:01.981409Z"}],"nvd":[{"id":"CVE-2015-4146","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","status":"published","published":"2015-06-15T15:59:10.617Z","modified":"2026-06-17T00:26:49.133Z","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":"2026-11-02T14:03:05.884985Z"}],"osv":[{"id":"CVE-2015-4146","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","status":"published","published":"2015-06-15T15:59:10Z","modified":"2026-04-10T03:46:21.547736Z","updated_at":"2026-11-02T15:44:00.594921Z"},{"id":"DEBIAN-CVE-2015-4146","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","status":"published","published":"2015-06-15T15:59:10.617Z","modified":"2026-09-09T06:47:31.091423106Z","updated_at":"2026-11-02T15:45:26.752992Z"},{"id":"DSA-3397-1","title":"wpa - security update","status":"published","published":"2015-11-10T00:00:00Z","modified":"2026-03-09T01:22:49.047381Z","updated_at":"2026-11-02T15:46:16.199525Z"},{"id":"openSUSE-SU-2024:10499-1","title":"wpa_supplicant-2.6-1.1 on GA media","description":"These are all security issues fixed in the wpa_supplicant-2.6-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:27:03.526024Z","updated_at":"2026-11-02T16:58:34.487567Z"},{"id":"UBUNTU-CVE-2015-4146","description":"The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.","status":"published","published":"2015-06-01T00:00:00Z","modified":"2026-02-04T04:39:32.374285Z","updated_at":"2026-11-02T15:54:10.045446Z"},{"id":"USN-2650-1","title":"wpa, wpasupplicant vulnerabilities","description":"Kostya Kortchinsky discovered multiple flaws in wpa_supplicant and hostapd.\nA remote attacker could use these issues to cause wpa_supplicant or hostapd\nto crash, resulting in a denial of service. (CVE-2015-4141, CVE-2015-4142,\nCVE-2015-4143, CVE-2015-4144, CVE-2015-4145, CVE-2015-4146)\n","status":"published","published":"2015-06-16T17:21:26Z","modified":"2026-02-10T04:40:54Z","updated_at":"2026-11-02T16:58:09.227524Z"}]}}