CVE-2026-2436

{"id": "CVE-2026-2436", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.2, "exploitabilityScore": 2.2}]}, "published": "2026-03-26T20:16:11.720", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2026-2436", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2442909", "source": "secalert@redhat.com"}, {"url": "https://gitlab.gnome.org/GNOME/libsoup/-/issues/501", "source": "secalert@redhat.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-825"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in libsoup's SoupServer. A remote attacker could exploit a use-after-free vulnerability where the `soup_server_disconnect()` function frees connection objects prematurely, even if a TLS handshake is still pending. If the handshake completes after the connection object has been freed, a dangling pointer is accessed, leading to a server crash and a Denial of Service."}, {"lang": "es", "value": "Se encontr\u00f3 un defecto en el SoupServer de libsoup. Un atacante remoto podr\u00eda explotar una vulnerabilidad de uso despu\u00e9s de liberaci\u00f3n donde la funci\u00f3n 'soup_server_disconnect()' libera objetos de conexi\u00f3n prematuramente, incluso si un handshake TLS todav\u00eda est\u00e1 pendiente. Si el handshake se completa despu\u00e9s de que el objeto de conexi\u00f3n ha sido liberado, se accede a un puntero colgante, lo que lleva a un fallo del servidor y a una denegaci\u00f3n de servicio."}], "lastModified": "2026-03-30T13:26:50.827", "sourceIdentifier": "secalert@redhat.com"}