{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-58016", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "state": "PUBLISHED", "assignerShortName": "redhat", "dateReserved": "2026-06-26T20:59:47.856Z", "datePublished": "2026-06-30T13:02:45.931Z", "dateUpdated": "2026-08-25T09:03:45.958Z" }, "containers": { "cna": { "title": "Glib: integer underflow in gio/gdbusintrospection.c via \"g_dbus_node_info_new_for_xml\"", "metrics": [ { "other": { "content": { "value": "Important", "namespace": "https://access.redhat.com/security/updates/classification/" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "format": "CVSS" } ], "descriptions": [ { "lang": "en", "value": "A flaw was found in GLib. A state confusion issue exists in g_dbus_node_info_new_for_xml() in the gio/gdbusintrospection.c file when processing malformed D-Bus introspection XML, specifically with a `node` element nested within other elements like `method`, `signal`, `property` or `arg`. 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"https://gitlab.gnome.org/GNOME/glib/-/issues/3932" } ], "datePublic": "2026-04-08T00:00:00.000Z", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-191", "description": "Integer Underflow (Wrap or Wraparound)", "lang": "en", "type": "CWE" } ] } ], "x_redhatCweChain": "CWE-191: Integer Underflow (Wrap or Wraparound)", "workarounds": [ { "lang": "en", "value": "To mitigate this vulnerability, implement input validation to sanitize untrusted D-Bus introspection XML, specifically rejecting malformed structures such as elements improperly nested within , , or elements before calling g_dbus_node_info_new_for_xml(). Alternatively, restricting the application to only process XML input from trusted, authenticated sources will completely neutralize this issue." } ], "timeline": [ { "lang": "en", "time": "2026-06-24T17:29:08.344Z", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2026-04-08T00:00:00.000Z", "value": "Made public." } ], "credits": [ { "lang": "en", "value": "Red Hat would like to thank linhlhq for reporting this issue." } ], "providerMetadata": { "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2026-08-25T09:03:45.958Z" }, "x_generator": { "engine": "cvelib 1.8.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-06-30T13:54:25.243451Z", "id": "CVE-2026-58016", "options": [ { "Exploitation": "none" }, { "Automatable": "yes" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-30T14:01:02.370Z" } } ] } }