HIGH 8.2 Microsoft
CVE-2026-33845
Gnutls: gnutls: denial of service via dtls zero-length fragment
Microsoft Security Update 2026-Apr: Gnutls: gnutls: denial of service via dtls zero-length fragment
Affected Products
- cbl2 gnutls 3.7.11-6 on CBL Mariner 2.0
- azl3 gnutls 3.8.3-8 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33845
- https://nvd.nist.gov/vuln/detail/CVE-2026-33845
This high severity vulnerability with a CVSS score of 8.2 was published on 2026-04-14 via Microsoft. Affected: cbl2 gnutls 3.7.11-6 on CBL Mariner 2.0, azl3 gnutls 3.8.3-8 on Azure Linux 3.0.
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