CVE-2026-33845

HIGH

7.5

Beschreibung

A flaw in GnuTLS DTLS handshake parsing allows malformed fragments with zero length and non-zero offset, leading to an integer underflow during reassembly and resulting in an out-of-bounds read. This issue is remotely exploitable and may cause information disclosure or denial of service.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht4/30/2026

Zuletzt geandert4/30/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-191

Referenzen

https://access.redhat.com/security/cve/CVE-2026-33845(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2450624(secalert@redhat.com)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.