AlmaLinux alert ALSA-2026:72663 (expat)

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[Announce]  [Security Advisory] ALSA-2026:72663: expat security update (Important)
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Thu, 01 Oct 2026 15:01:52 +0000
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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: 2026-10-01

Summary:

Expat is a C library for parsing XML documents.  

Security Fix(es):  

  * expat: Expat: Denial of Service via quadratic complexity in attribute processing
(CVE-2026-66046)
  * expat: Expat: XML Injection via Malformed UTF-16 Input (CVE-2026-93990)


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-2026-72663.html

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