{"id":"CVE-2017-16932","aliases":["ALPINE-CVE-2017-16932","DEBIAN-CVE-2017-16932","DLA-1194-1","DLA-2972-1","EUVD-2022-5686","GHSA-x2fm-93ww-ggvx","MGASA-2018-0048","MGASA-2018-0050","SUSE-SU-2018:0395-1","SUSE-SU-2022:1833-1","UBUNTU-CVE-2017-16932","USN-3504-1","USN-3739-1"],"status":"published","title":"Nokogiri gem, via libxml, is affected by DoS vulnerabilities","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter 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Required","report","web"]},{"url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E","tags":["mailing-list","web"]},{"url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E","tags":["mailing-list","web"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://gitlab.gnome.org/GNOME/libxml2/-/commit/899a5d9f0ed13b8e32449a08a361e0de127dd961","tags":["fix"]},{"url":"https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-16932","tags":["advisory"]},{"url":"https://github.com/sparklemotion/nokogiri/issues/1714","tags":["web"]},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/nokogiri/CVE-2017-16932.yml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-x2fm-93ww-ggvx"},{"url":"https://security.alpinelinux.org/vuln/CVE-2017-16932","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-16932","tags":["advisory"]},{"url":"https://usn.ubuntu.com/3739-1","tags":["web"]},{"url":"https://advisories.mageia.org/MGASA-2018-0048.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=19695","tags":["report"]},{"url":"https://chromereleases.googleblog.com/2017/10/stable-channel-update-for-desktop.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2017/12/stable-channel-update-for-desktop.html","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-updates/2017-02/msg00055.html","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-updates/2017-06/msg00022.html","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-updates/2017-07/msg00000.html","tags":["web"]},{"url":"https://lists.opensuse.org/opensuse-updates/2017-07/msg00040.html","tags":["web"]},{"url":"https://usn.ubuntu.com/usn/usn-3513-1/","tags":["web"]},{"url":"https://usn.ubuntu.com/usn/usn-3504-1/","tags":["web"]},{"url":"https://advisories.mageia.org/MGASA-2018-0050.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=22130","tags":["report"]},{"url":"https://www.suse.com/support/update/announcement/2018/suse-su-20180395-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1069689","tags":["report"]},{"url":"https://bugzilla.suse.com/1077993","tags":["report"]},{"url":"https://bugzilla.suse.com/1078806","tags":["report"]},{"url":"https://bugzilla.suse.com/1078813","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2016-5131","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-15412","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-16932","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-5130","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2022/suse-su-20221833-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1199132","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2022-29824","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2017-16932","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-3504-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-3504-2","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-3739-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-16932","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2016-9318","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2017-18258","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-14404","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2018-14567","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-16932","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2017-11-23T21:00:00Z","modified":"2026-10-14T06:30:27.875Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:33:21.453505Z"}],"euvd":[{"id":"EUVD-2022-5686","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2017-11-23T21:00:00Z","modified":"2026-10-14T06:30:27Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T17:27:17.902641Z"}],"ghsa":[{"id":"GHSA-x2fm-93ww-ggvx","title":"Nokogiri gem, via libxml, is affected by DoS vulnerabilities","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2022-05-13T01:02:39Z","modified":"2023-06-09T23:06:12Z","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-835"],"updated_at":"2026-11-02T14:36:53.103029Z"}],"nvd":[{"id":"CVE-2017-16932","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2017-11-23T21:29:00.437Z","modified":"2026-10-14T07:16:39.66Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"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-835"],"updated_at":"2026-11-02T14:04:09.7374Z"}],"osv":[{"id":"ALPINE-CVE-2017-16932","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2017-11-23T21:29:00.437Z","modified":"2026-06-15T18:24:29.914506609Z","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":"2026-11-02T15:27:46.716249Z"},{"id":"CVE-2017-16932","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2017-11-23T21:29:00.437Z","modified":"2026-10-24T14:19:47.196100349Z","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":"2026-11-02T15:44:04.853379Z"},{"id":"DEBIAN-CVE-2017-16932","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2017-11-23T21:29:00.437Z","modified":"2026-10-15T07:47:21.981039697Z","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":"2026-11-02T15:45:29.100767Z"},{"id":"GHSA-x2fm-93ww-ggvx","title":"Nokogiri gem, via libxml, is affected by DoS vulnerabilities","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2022-05-13T01:02:39Z","modified":"2024-02-20T05:41:56.164668Z","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-835"],"updated_at":"2026-11-02T15:46:59.131095Z"},{"id":"UBUNTU-CVE-2017-16932","description":"parser.c in libxml2 before 2.9.5 does not prevent infinite recursion in parameter entities.","status":"published","published":"2017-11-23T00:00:00Z","modified":"2026-04-22T11:19:50.942511Z","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"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:14.563448Z"},{"id":"DLA-1194-1","title":"libxml2 - security update","status":"published","published":"2017-11-30T00:00:00Z","modified":"2026-03-09T01:00:50.51616Z","updated_at":"2026-11-02T15:46:09.336894Z"},{"id":"DLA-2972-1","title":"libxml2 - security update","status":"published","published":"2022-04-08T00:00:00Z","modified":"2026-03-09T01:19:45.17266Z","updated_at":"2026-11-02T15:46:11.189256Z"},{"id":"MGASA-2018-0048","title":"Updated libxml2 \u0026 perl-XML-LibXML packages fix security vulnerabilities","description":"Use-after-free error could lead to crash (CVE-2016-4658).\n\nUse-after-free vulnerability in libxml2 through 2.9.4 allows remote\nattackers to cause a denial of service or possibly have unspecified\nother impact via vectors related to the XPointer range-to function\n(CVE-2016-5131).\n\nlibxml2 2.9.4 and earlier does not offer a flag directly indicating that\nthe current document may be read but other files may not be opened,\nwhich makes it easier for remote attackers to conduct XML External\nEntity (XXE) attacks via a crafted document (CVE-2016-9318).\n\nHeap buffer overflow in xmlAddID (CVE-2017-0663).\n\nInteger overflow in memory debug code in libxml2 before 2.9.5\n(CVE-2017-5130).\n\nNULL pointer deref in xmlDumpElementContent (CVE-2017-5969).\n\nPrevent unwanted external entity reference (CVE-2017-7375).\n\nIncrease buffer space for port in HTTP redirect support (CVE-2017-7376).\n\nThe function xmlSnprintfElementContent in valid.c was vulnerable to a\nstack buffer overflow (CVE-2017-9047, CVE-2017-9048).\n\nThe function xmlDictComputeFastKey in dict.c was vulnerable to a\nheap-based buffer over-read (CVE-2017-9049).\n\nThe function xmlDictAddString was vulnerable to a heap-based buffer\nover-read (CVE-2017-9050).\n\nIt was discovered that libxml2 incorrecty handled certain files. An\nattacker could use this issue with specially constructed XML data to\ncause libxml2 to consume resources, leading to a denial of service\n(CVE-2017-15412).\n\nWei Lei discovered that libxml2 incorrecty handled certain parameter\nentities. An attacker could use this issue with specially constructed\nXML data to cause libxml2 to consume resources, leading to a denial of\nservice (CVE-2017-16932).\n\nThe libxml2 package has been updated to version 2.9.7 to fix these\nissues and several other bugs.\n","status":"published","published":"2018-01-03T15:50:51Z","modified":"2026-04-16T06:24:17.80338112Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"MGASA-2018-0050","title":"Updated libxml2 packages fix security vulnerability","description":"Integer overflow in memory debug code in libxml2 before 2.9.5\n(CVE-2017-5130).\n\nIt was discovered that libxml2 incorrecty handled certain files. An\nattacker could use this issue with specially constructed XML data to cause\nlibxml2 to consume resources, leading to a denial of service\n(CVE-2017-15412).\n\nWei Lei discovered that libxml2 incorrecty handled certain parameter\nentities. An attacker could use this issue with specially constructed XML\ndata to cause libxml2 to consume resources, leading to a denial of service\n(CVE-2017-16932).\n\nThe libxml2 package has been updated to version 2.9.7 to fix these issues\nand several other bugs.\n\nAlso, the perl-XML-LibXML package has been updated to version 2.13.200 to\nallow it to be rebuilt against the updated libxml2.\n","status":"published","published":"2018-01-03T15:50:51Z","modified":"2026-04-16T06:24:58.830958788Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"SUSE-SU-2018:0395-1","title":"Security update for libxml2","description":"This update for libxml2 fixes several issues.\n\nTheses security issues were fixed:\n\n- CVE-2017-16932: Fixed infinite recursion could lead to an infinite loop or\n  memory exhaustion when expanding a parameter entity in a DTD (bsc#1069689).\n- CVE-2017-15412: Prevent use after free when calling XPath extension functions\n  that allowed remote attackers to cause DoS or potentially RCE (bsc#1077993)\n- CVE-2016-5131: Use-after-free vulnerability in libxml2 allowed\n  remote attackers to cause a denial of service or possibly have\n  unspecified other impact via vectors related to the XPointer range-to\n  function. (bsc#1078813)\n- CVE-2017-5130: Fixed a potential remote buffer overflow in function\n  xmlMemoryStrdup() (bsc#1078806)\n\n","status":"published","published":"2018-02-08T07:54:46Z","modified":"2025-05-02T04:05:22.061277Z","updated_at":"2026-11-02T15:53:44.594517Z"},{"id":"SUSE-SU-2022:1833-1","title":"Security update for libxml2","description":"This update for libxml2 fixes the following issues:\n\n- CVE-2022-29824: Fixed integer overflow leading to out-of-bounds write in buf.c and tree.c (bsc#1199132).\n- CVE-2017-16932: Prevent infinite recursion in parameter entities (bsc#1069689).\n","status":"published","published":"2022-05-24T13:14:31Z","modified":"2026-02-04T02:31:23.988374Z","updated_at":"2026-11-02T15:53:50.513981Z"},{"id":"USN-3504-1","title":"libxml2 vulnerability","description":"Wei Lei discovered that libxml2 incorrecty handled certain parameter\nentities. An attacker could use this issue with specially constructed XML\ndata to cause libxml2 to consume resources, leading to a denial of service.\n","status":"published","published":"2017-12-05T13:44:14Z","modified":"2026-04-22T09:42:17.969163Z","updated_at":"2026-11-02T16:58:13.496563Z"},{"id":"USN-3739-1","title":"libxml2 vulnerabilities","description":"Matias Brutti discovered that libxml2 incorrectly handled certain XML files.\nAn attacker could possibly use this issue to expose sensitive information.\n(CVE-2016-9318)\n\nIt was discovered that libxml2 incorrectly handled certain files.\nAn attacker could possibly use this issue to cause a denial of service.\nThis issue only affected Ubuntu 18.04 LTS. (CVE-2017-16932)\n\nIt was discovered that libxml2 incorrectly handled certain files.\nAn attacker could possibly use this issue to cause a denial of service.\n(CVE-2017-18258, CVE-2018-14404, CVE-2018-14567)\n","status":"published","published":"2018-08-14T17:28:27Z","modified":"2026-04-22T09:48:27.757606Z","updated_at":"2026-11-02T16:58:14.019824Z"}]}}