{"id":"CVE-2017-5969","aliases":["ALPINE-CVE-2017-5969","BELL-CVE-2017-5969","DEBIAN-CVE-2017-5969","DLA-2972-1","EUVD-2017-15038","GHSA-fh2x-v9fw-7v49","MGASA-2018-0048","SUSE-SU-2017:1670-1","SUSE-SU-2017:1813-1","UBUNTU-CVE-2017-5969","openSUSE-SU-2024:11016-1"],"status":"disputed","title":"** DISPUTED ** libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a...","description":"libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document.  NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.","severity":{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0263,"percentile":0.85615,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2017-04-11T16:00:00Z","modified":"2026-10-24T10:30:43Z","fixes":[{"ecosystem":"Alpine:v3.10","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.2","package":"libxml2","fixed_in":["2.9.4-r3"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.3","package":"libxml2","fixed_in":["2.9.4-r3"],"sources":["osv"]},{"ecosystem":"Alpine:v3.4","package":"libxml2","fixed_in":["2.9.4-r3"],"sources":["osv"]},{"ecosystem":"Alpine:v3.5","package":"libxml2","fixed_in":["2.9.4-r3"],"sources":["osv"]},{"ecosystem":"Alpine:v3.6","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.7","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.8","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.9","package":"libxml2","fixed_in":["2.9.4-r4"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"libxml2","fixed_in":["2.9.4+dfsg1-5.1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libxml2","fixed_in":["2.9.4+dfsg1-5.1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libxml2","fixed_in":["2.9.4+dfsg1-5.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.10","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.11","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.12","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.13","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.2","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r3"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.4-r4"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"libxml2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fix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NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.\"","status":"published","published":"2022-05-13T01:02:39Z","modified":"2023-02-01T05:02:28Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:49:55.565803Z"}],"nvd":[{"id":"CVE-2017-5969","description":"libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document.  NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.","status":"disputed","published":"2017-04-11T16:59:00.343Z","modified":"2026-06-17T01:21:31.863Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.6,"vector":"AV:N/AC:H/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:03:44.86906Z"}],"osv":[{"id":"ALPINE-CVE-2017-5969","description":"libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document.  NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.","status":"published","published":"2017-04-11T16:59:00.343Z","modified":"2026-06-15T18:18:07.007832735Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:27:47.187336Z"},{"id":"BELL-CVE-2017-5969","title":"CVE-2017-5969 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:14:59.87295Z","modified":"2026-01-26T09:48:40.494091Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:14.137943Z"},{"id":"CVE-2017-5969","description":"libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document.  NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.","status":"published","published":"2017-04-11T16:59:00.343Z","modified":"2026-10-24T10:30:43.811134104Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:06.029968Z"},{"id":"DEBIAN-CVE-2017-5969","description":"libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document.  NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.","status":"published","published":"2017-04-11T16:59:00.343Z","modified":"2026-09-01T20:03:48.789335102Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:29.412243Z"},{"id":"UBUNTU-CVE-2017-5969","description":"libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted XML document. NOTE: The maintainer states \"I would disagree of a CVE with the Recover parsing option which should only be used for manual recovery at least for XML parser.","status":"published","published":"2017-04-11T16:59:00Z","modified":"2026-10-09T01:45:17.243222367Z","cvss":[{"version":"3.0","score":4.7,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:15.388065Z"},{"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":"openSUSE-SU-2024:11016-1","title":"libxml2-2-2.9.12-1.2 on GA media","description":"These are all security issues fixed in the libxml2-2-2.9.12-1.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:45:05.061414Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"SUSE-SU-2017:1670-1","title":"Security update for libxml2","description":"This update for libxml2 fixes the following issues:\n\nSecurity issues fixed:\n\n* CVE-2017-0663: Fixed a heap buffer overflow in xmlAddID (bsc#1044337)\n* CVE-2017-5969: Fixed a NULL pointer deref in xmlDumpElementContent (bsc#1024989)\n","status":"published","published":"2017-06-26T06:12:37Z","modified":"2026-02-04T04:24:35.899723Z","updated_at":"2026-11-02T15:53:43.83457Z"},{"id":"SUSE-SU-2017:1813-1","title":"Security update for libxml2","description":"This update for libxml2 fixes the following issues:\n\nSecurity issues fixed:\n\n* CVE-2017-0663: Fixed a heap buffer overflow in xmlAddID (bsc#1044337)\n* CVE-2017-5969: Fixed a NULL pointer deref in xmlDumpElementContent (bsc#1024989)\n* CVE-2017-7375: Prevented an unwanted external entity reference (bsc#1044894)\n* CVE-2017-7376: Increase buffer space for port in HTTP redirect support (bsc#1044887)\n\n","status":"published","published":"2017-07-07T09:25:11Z","modified":"2026-02-04T04:02:00.570308Z","updated_at":"2026-11-02T15:53:44.209561Z"}]}}