AlmaLinux alert ALSA-2026:29195 (buildah)

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[Announce]  [Security Advisory] ALSA-2026:29195: buildah security update (Important)
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Thu, 25 Jun 2026 15:36:07 +0000
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<0100019eff6c97c3-e65dbb96-d5e5-4f08-9e50-1cef25e4cebe-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: 10
Type: Security
Severity: Important
Release date: 2026-06-25

Summary:

The buildah package provides a tool for facilitating building OCI container images. Among other
things, buildah enables you to: Create a working container, either from scratch or using an image
as a starting point; Create an image, either from a working container or using the instructions in
a Dockerfile; Build both Docker and OCI images.   

Security Fix(es):  

  * net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679)
  * crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain
validation (CVE-2026-32281)
  * crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages
(CVE-2026-32283)
  * crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain
building (CVE-2026-32280)


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/10/ALSA-2026-29195.html

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Kind regards,
AlmaLinux Team
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