{"id":"CVE-2016-2225","aliases":["DEBIAN-CVE-2016-2225","DLA-561-1","EUVD-2016-3309","GHSA-rh88-rf49-8c8f"],"status":"published","title":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote...","description":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote DNS servers to cause a denial of service (infinite loop) via a crafted packet.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02453,"percentile":0.84505,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2016-07-26T00:00:00Z","modified":"2026-10-24T10:30:59Z","fixes":[{"ecosystem":"Debian:12","package":"uclibc","fixed_in":["1.0.20-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"uclibc","fixed_in":["1.0.20-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"uclibc","fixed_in":["1.0.20-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"uclibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.20-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"uclibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.20-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"uclibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.20-1"}]}]},{"source":"osv","ecosystem":"Debian:7","package":"uclibc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.32-1+deb7u1"}]}],"versions":["0.9.32-1"],"bundled":3}],"products":[{"vendor":"uclibc-ng_project","product":"uclibc-ng"}],"references":[{"url":"http://www.securityfocus.com/bid/82903","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2016/02/05/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory","fix"]},{"url":"http://repo.or.cz/uclibc-ng.git/commit/6932f2282ba0578d6ca2f21eead920d6b78bc93c","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2016-2225","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory","fix","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2016/02/05/3","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-2225"},{"url":"https://github.com/advisories/GHSA-rh88-rf49-8c8f"}],"sources":{"cve":[{"id":"CVE-2016-2225","description":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote DNS servers to cause a denial of service (infinite loop) via a crafted packet.","status":"published","published":"2017-03-24T15:00:00Z","modified":"2024-08-05T23:24:48.471Z","updated_at":"2026-11-02T14:33:33.424551Z"}],"euvd":[{"id":"EUVD-2016-3309","description":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote DNS servers to cause a denial of service (infinite loop) via a crafted packet.","status":"published","published":"2017-03-24T15:00:00Z","modified":"2024-08-05T23:24:48Z","updated_at":"2026-11-03T02:22:54.125931Z"}],"ghsa":[{"id":"GHSA-rh88-rf49-8c8f","title":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote...","description":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote DNS servers to cause a denial of service (infinite loop) via a crafted packet.","status":"published","published":"2022-05-17T02:53:35Z","modified":"2023-01-27T05:06:20Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:42:53.481756Z"}],"nvd":[{"id":"CVE-2016-2225","description":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote DNS servers to cause a denial of service (infinite loop) via a crafted packet.","status":"published","published":"2017-03-24T15:59:00.56Z","modified":"2026-06-17T00:43:42.073Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:03:37.238712Z"}],"osv":[{"id":"CVE-2016-2225","description":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote DNS servers to cause a denial of service (infinite loop) via a crafted packet.","status":"published","published":"2017-03-24T15:59:00.56Z","modified":"2026-10-24T10:30:59.097807771Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:02.114472Z"},{"id":"DEBIAN-CVE-2016-2225","description":"The __read_etc_hosts_r function in libc/inet/resolv.c in uClibc-ng before 1.0.12 allows remote DNS servers to cause a denial of service (infinite loop) via a crafted packet.","status":"published","published":"2017-03-24T15:59:00.56Z","modified":"2026-09-22T07:00:22.626243284Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:27.627285Z"},{"id":"DLA-561-1","title":"uclibc - security update","status":"published","published":"2016-07-26T00:00:00Z","modified":"2026-03-09T02:08:32.322794Z","updated_at":"2026-11-02T15:46:13.207219Z"}]}}