AlmaLinux alert ALSA-2026:20612 (gnutls)

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[Announce]  [Security Advisory] ALSA-2026:20612: gnutls security update (Important)
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Thu, 02 Jul 2026 14:08:19 +0000
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<0100019f2328bbe0-d4e83ccf-34a8-4c15-aa10-458cc7e6456e-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 9
Type: Security
Severity: Important
Release date: 2026-07-02

Summary:

The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library,  
which implements cryptographic algorithms and protocols such as SSL, TLS, and  
DTLS.  

Security Fix(es):  

  * gnutls: Fix qsort comparator in DTLS reassembly (CVE-2026-42009)
  * gnutls: Fix crashing on an underflow with a DTLS datagram


(CVE-2026-33845)  

  * gnutls: Fix RSA-PSK identity truncation (CVE-2026-42010)
  * gnutls: Fix case-sensitivity of domain name comparison in name


constraints (CVE-2026-3833)  

  * gnutls: Fix intersecting empty name constraints (CVE-2026-42011)
  * gnutls: Denial of Service via heap buffer overflow in DTLS handshake


fragment reassembly (CVE-2026-33846)  

For more details about the security issue(s), including the impact, a CVSS  
score, acknowledgments, and other related information, refer to the CVE page(s)  
listed in the References section.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/9/ALSA-2026-20612.html

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AlmaLinux Team
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