{"id":"CVE-2016-4472","details":"The overflow protection in Expat is removed by compilers with certain optimization settings, which allows remote attackers to cause a denial of service (crash) or possibly execute arbitrary code via crafted XML data.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1283 and CVE-2015-2716.","aliases":["PSF-2016-6"],"modified":"2026-04-09T04:42:35.033637Z","published":"2016-06-30T17:59:04Z","related":["SUSE-SU-2020:0497-1","openSUSE-SU-2024:10077-1"],"references":[{"type":"ADVISORY","url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10365"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201701-21"},{"type":"ADVISORY","url":"https://www.tenable.com/security/tns-2016-20"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/91528"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3013-1"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1344251"},{"type":"FIX","url":"https://sourceforge.net/p/expat/code_git/ci/f0bec73b018caa07d3e75ec8dd967f3785d71bde"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libexpat/libexpat","events":[{"introduced":"0"},{"last_affected":"ee0adc0d9d245f4f18863c997be9a1bfeeb0a070"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.1.1"}]}},{"type":"GIT","repo":"https://github.com/python/cpython","events":[{"introduced":"0"},{"fixed":"ca079a3ea30098aff3197c559a0e32d42dda6d84"},{"introduced":"e054f452bd9118def58c18aa295662c9845e1c89"},{"fixed":"17bf6b4671ec02d80ad29b278639d5307baddeb5"},{"introduced":"3101b7076270756f8be699358c69c5d15ea2cc48"},{"fixed":"7dc38385ce78c5c04637531c4325a83b57fbeb3a"},{"introduced":"2e789a1f1d84b343a996e8654590703b5fbdd441"},{"fixed":"3f568389763c205f8779ad75f2cf44ab9782608e"},{"introduced":"5c4568a05a0a62b5947c55f68f9f2ecfb90a4f12"},{"fixed":"5fd33b5926eb8c9352bf5718369b4a8d72c4bb44"}],"database_specific":{"versions":[{"introduced":"2.7.0"},{"fixed":"2.7.15"},{"introduced":"3.3.0"},{"fixed":"3.3.7"},{"introduced":"3.4.0"},{"fixed":"3.4.7"},{"introduced":"3.5.0"},{"fixed":"3.5.4"},{"introduced":"3.6.0"},{"fixed":"3.6.2"}]}}],"versions":["REC1_0","R_1_95_0","R_1_95_2","R_1_95_3","R_1_95_4","R_1_95_5","R_1_95_6","R_1_95_7","R_1_95_8","R_2_0_0","R_2_0_1","R_2_1_0","R_2_1_1","V1990307","V19981122","V19981231","V19990109","V19990425","V19990626","V19990709","V19990728","V19991013","V1_0","V1_1","V20000512","beta2","beta3","beta4","jclark-orig","libexpat-alpha-1","sourceforge_init","start","v0.9.8","v0.9.9","v1.0.1","v1.0.2","v1.1","v1.1.1","v1.2","v1.2b1","v1.2b2","v1.2b3","v1.2b4","v1.3","v1.3b1","v1.4","v1.4b1","v1.4b2","v1.4b3","v1.5","v1.5.1","v1.5.2","v1.5.2a1","v1.5.2a2","v1.5.2b1","v1.5.2b2","v1.5.2c1","v1.5a1","v1.5a2","v1.5a3","v1.5a4","v1.5b1","v1.5b2","v1.6a1","v1.6a2","v2.0","v2.0b1","v2.0b2","v2.0c1","v2.1","v2.1a1","v2.1a2","v2.1b1","v2.1b2","v2.1c1","v2.1c2","v2.2a3","v2.3c1","v2.3c2","v2.4","v2.4a1","v2.4a2","v2.4a3","v2.4b1","v2.4b2","v2.4c1","v2.5a0","v2.5a1","v2.5a2","v2.5b1","v2.5b2","v2.5b3","v2.6","v2.6a1","v2.6a2","v2.6a3","v2.6b1","v2.6b2","v2.6b3","v2.6rc1","v2.6rc2","v2.7","v2.7.1","v2.7.10rc1","v2.7.11rc1","v2.7.12rc1","v2.7.13rc1","v2.7.15rc1","v2.7.1rc1","v2.7.2rc1","v2.7.3rc1","v2.7.4rc1","v2.7.5","v2.7.6rc1","v2.7.8","v2.7.9rc1","v2.7a1","v2.7a2","v2.7a3","v2.7a4","v2.7b1","v2.7b2","v2.7rc1","v2.7rc2","v3.0a1","v3.0a2","v3.0a3","v3.0a4","v3.0a5","v3.0b1","v3.0b2","v3.0b3","v3.0rc1","v3.0rc2","v3.0rc3","v3.1","v3.1a1","v3.1a2","v3.1b1","v3.1rc1","v3.1rc2","v3.2a1","v3.2a2","v3.2a3","v3.2a4","v3.2b1","v3.2b2","v3.2rc1","v3.2rc2","v3.2rc3","v3.3.0","v3.3.0a2","v3.3.0a3","v3.3.0a4","v3.3.0b1","v3.3.0b2","v3.3.0rc1","v3.3.0rc2","v3.3.0rc3","v3.3.2","v3.3.3rc1","v3.3.5rc2","v3.3.6","v3.3.6rc1","v3.3.7rc1","v3.4.0","v3.4.0a1","v3.4.0a2","v3.4.0a3","v3.4.0a4","v3.4.0b1","v3.4.0b2","v3.4.0b3","v3.4.1","v3.4.1rc1","v3.4.2rc1","v3.4.3","v3.4.3rc1","v3.4.5","v3.4.5rc1","v3.4.6","v3.4.6rc1","v3.4.7rc1","v3.5.0a1","v3.5.0a2","v3.5.0a3","v3.5.0a4","v3.5.0b1","v3.5.0b3","v3.5.0b4","v3.5.0rc1","v3.5.0rc2","v3.5.0rc3","v3.5.1rc1","v3.5.2","v3.5.2rc1","v3.5.3","v3.5.3rc1","v3.5.4rc1","v3.6.0a3","v3.6.0b1","v3.6.0b3","v3.6.0b4","v3.6.0rc1","v3.6.2rc1","v3.6.2rc2"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"12.04"}]},{"events":[{"introduced":"0"},{"fixed":"6.5.1"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-4472.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}