{"id":"CVE-2026-57486","aliases":["DEBIAN-CVE-2026-57486","EUVD-2026-102928","GHSA-q54q-vx78-v9rq","UBUNTU-CVE-2026-57486"],"status":"published","title":"pupnp: NULL pointer dereference in ixmlNode_compare crashes on non-namespaced attributes","description":"pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, ixmlNode_compare in ixml/src/node.c passes the nullable nodeValue, namespaceURI, prefix, and localName fields directly to strcmp. Non-namespaced attributes created by ixmlDocument_createAttribute legitimately leave those fields NULL. When ixmlElement_removeAttributeNode compares two distinct attribute objects with the same nodeName through find_condition_node, the pointer-identity shortcut does not apply and the comparison dereferences NULL, causing a process crash when application handling of attacker-controlled XML reaches this path. This issue is fixed in 2.0.2.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0041,"percentile":0.35502,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2026-10-16T15:32:57Z","modified":"2026-10-28T20:17:35Z","fixes":[{"ecosystem":"Debian:14","package":"pupnp","fixed_in":["1:22.1.8-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"pupnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.14.20-1","1:1.14.20-1+deb13u1","1:1.14.23-1","1:1.14.24-1","1:1.14.24-2","1:1.14.24-3","1:1.14.25-1","1:1.14.31-1","1:1.18.0-1","1:1.18.4-1","1:1.18.5-1","1:22.1.8-1","1:22.1.8-2"]},{"source":"osv","ecosystem":"Debian:14","package":"pupnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:22.1.8-2"}]}],"versions":["1:1.14.20-1","1:1.14.23-1","1:1.14.24-1","1:1.14.24-2","1:1.14.24-3","1:1.14.25-1","1:1.14.31-1","1:1.18.0-1","1:1.18.4-1","1:1.18.5-1","1:22.1.8-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"libupnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.6.19+git20141001-1","1:1.6.19+git20141001-1ubuntu1","1:1.6.19+git20160116-1","1:1.6.19+git20160116-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"mediatomb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.12.1-47-g7ab7616-1ubuntu1","0.12.1-47-g7ab7616-1ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"libupnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.6.22-1","1:1.6.24-1","1:1.6.24-2","1:1.6.24-3","1:1.6.24-4"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"pupnp-1.8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.8.2-2","1:1.8.2-3"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"pupnp-1.8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.8.4-2ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"pupnp-1.8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.8.4-2ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"pupnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.14.18-1ubuntu1","1:1.14.18-1.1ubuntu1","1:1.14.18-1.1ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"pupnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.14.25-1ubuntu1","1:1.14.31-1ubuntu1","1:1.14.31-1ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"pupnp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.14.24-3ubuntu1","1:1.14.25-1ubuntu1"]}],"products":[{"vendor":"pupnp","product":"pupnp"},{"vendor":"pupnp_project","product":"pupnp"}],"references":[{"url":"https://github.com/pupnp/pupnp/security/advisories/GHSA-q54q-vx78-v9rq","tags":["x_refsource_CONFIRM","exploit","Exploit","Mitigation","Vendor Advisory","advisory","report"]},{"url":"https://github.com/pupnp/pupnp/commit/4b2f775e3b98de3cfb096707bcde040c5562d9ec","tags":["x_refsource_MISC","Patch","fix","report"]},{"url":"https://github.com/pupnp/pupnp/releases/tag/release-2.0.2","tags":["x_refsource_MISC","Release Notes","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/57xxx/CVE-2026-57486.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57486","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-57486","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-57486","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-57486","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-57486","title":"pupnp: NULL pointer dereference in ixmlNode_compare crashes on non-namespaced attributes","description":"pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, ixmlNode_compare in ixml/src/node.c passes the nullable nodeValue, namespaceURI, prefix, and localName fields directly to strcmp. Non-namespaced attributes created by ixmlDocument_createAttribute legitimately leave those fields NULL. When ixmlElement_removeAttributeNode compares two distinct attribute objects with the same nodeName through find_condition_node, the pointer-identity shortcut does not apply and the comparison dereferences NULL, causing a process crash when application handling of attacker-controlled XML reaches this path. This issue is fixed in 2.0.2.","status":"published","published":"2026-10-16T15:32:57.234Z","modified":"2026-10-16T15:56:47.362Z","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":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T13:43:44.898272Z"}],"euvd":[{"id":"EUVD-2026-102928","description":"pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, ixmlNode_compare in ixml/src/node.c passes the nullable nodeValue, namespaceURI, prefix, and localName fields directly to strcmp. Non-namespaced attributes created by ixmlDocument_createAttribute legitimately leave those fields NULL. When ixmlElement_removeAttributeNode compares two distinct attribute objects with the same nodeName through find_condition_node, the pointer-identity shortcut does not apply and the comparison dereferences NULL, causing a process crash when application handling of attacker-controlled XML reaches this path. This issue is fixed in 2.0.2.","status":"published","published":"2026-10-16T15:32:57Z","modified":"2026-10-16T15:56:47Z","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":"2026-11-02T17:00:05.229655Z"}],"nvd":[{"id":"CVE-2026-57486","description":"pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, ixmlNode_compare in ixml/src/node.c passes the nullable nodeValue, namespaceURI, prefix, and localName fields directly to strcmp. Non-namespaced attributes created by ixmlDocument_createAttribute legitimately leave those fields NULL. When ixmlElement_removeAttributeNode compares two distinct attribute objects with the same nodeName through find_condition_node, the pointer-identity shortcut does not apply and the comparison dereferences NULL, causing a process crash when application handling of attacker-controlled XML reaches this path. This issue is fixed in 2.0.2.","status":"published","published":"2026-10-16T16:18:44.51Z","modified":"2026-10-23T16:07:55.893Z","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"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:13:00.123071Z"}],"osv":[{"id":"CVE-2026-57486","title":"pupnp: NULL pointer dereference in ixmlNode_compare crashes on non-namespaced attributes","description":"pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, ixmlNode_compare in ixml/src/node.c passes the nullable nodeValue, namespaceURI, prefix, and localName fields directly to strcmp. Non-namespaced attributes created by ixmlDocument_createAttribute legitimately leave those fields NULL. When ixmlElement_removeAttributeNode compares two distinct attribute objects with the same nodeName through find_condition_node, the pointer-identity shortcut does not apply and the comparison dereferences NULL, causing a process crash when application handling of attacker-controlled XML reaches this path. This issue is fixed in 2.0.2.","status":"published","published":"2026-10-16T15:32:57.234Z","modified":"2026-10-28T10:55:36.022875967Z","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"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:45:12.016252Z"},{"id":"DEBIAN-CVE-2026-57486","description":"pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, ixmlNode_compare in ixml/src/node.c passes the nullable nodeValue, namespaceURI, prefix, and localName fields directly to strcmp. Non-namespaced attributes created by ixmlDocument_createAttribute legitimately leave those fields NULL. When ixmlElement_removeAttributeNode compares two distinct attribute objects with the same nodeName through find_condition_node, the pointer-identity shortcut does not apply and the comparison dereferences NULL, causing a process crash when application handling of attacker-controlled XML reaches this path. This issue is fixed in 2.0.2.","status":"published","published":"2026-10-16T16:18:44.51Z","modified":"2026-10-24T09:47:27.87022903Z","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":"2026-11-02T15:45:57.590991Z"},{"id":"UBUNTU-CVE-2026-57486","description":"pupnp is an SDK for development of UPnP device and control point applications. Prior to 2.0.2, ixmlNode_compare in ixml/src/node.c passes the nullable nodeValue, namespaceURI, prefix, and localName fields directly to strcmp. Non-namespaced attributes created by ixmlDocument_createAttribute legitimately leave those fields NULL. When ixmlElement_removeAttributeNode compares two distinct attribute objects with the same nodeName through find_condition_node, the pointer-identity shortcut does not apply and the comparison dereferences NULL, causing a process crash when application handling of attacker-controlled XML reaches this path. This issue is fixed in 2.0.2.","status":"published","published":"2026-10-16T16:18:00Z","modified":"2026-10-28T20:17:35.166343211Z","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":"2026-11-02T16:56:41.911783Z"}]}}