CVE-2026-33846: Gnutls: gnutls: denial of service via heap buffer overflow in dtls handshake fragment reassembly

Overview

Severity

High (CVSS 7.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-May

Released

2026-05-09

Last Updated

2026-06-03

EPSS Score

1.03% (percentile: 59.1%)

Affected Products (2)

Other

• 21391-17084

Open Source Software

• azl3 gnutls 3.8.3-8 on Azure Linux 3.0

Revision History

• 2026-05-09: Information published.
• 2026-06-01: Information published.
• 2026-06-03: Information published.