{"id":"CVE-2017-18258","revision":"4f5b860c6737425da50381053920c795","records":[{"revision":"4f5b860c6737425da50381053920c795","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2017-18258","aliases":[],"title":"The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required …","description":"The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.","state":0,"publishedAt":"2018-04-08T17:00:00+00:00","modifiedAt":"2026-10-14T06:30:31.242+00:00","affected":[{"ecosystem":"Vendor product","name":"n/a","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"n/a\",\n                    \"vendor\": \"n/a\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"n/a\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://lists.debian.org/debian-lts-announce/2018/09/msg00035.html","https://usn.ubuntu.com/3739-1/","https://git.gnome.org/browse/libxml2/commit/?id=e2a9122b8dde53d320750451e9907a7dcb2ca8bb","https://kc.mcafee.com/corporate/index?page=content&id=SB10284","https://security.netapp.com/advisory/ntap-20190719-0001/","https://lists.debian.org/debian-lts-announce/2020/09/msg00009.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2017-18258","license":"CVE Program Terms of Use","key":"cve-program:CVE-2017-18258","identifiers":["CVE-2017-18258"]},"retained":false,"historicalAffected":[]}],"coverage":[]}