ESB-2026.3602
PUBLISHED
CVSS 7.5 HIGH
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AUSCERT External Security Bulletin Redistribution
ESB-2026.3602
podman security update
14 April 2026
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AUSCERT Security Bulletin Summary
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Product: podman
Publisher: Red Hat
Operating System: Red Hat
Resolution: Patch/Upgrade
CVE Names: CVE-2025-68121 CVE-2025-61726 CVE-2025-61728
CVE-2025-61729
Original Bulletin:
https://access.redhat.com/errata/RHSA-2026:7854
Comment: CVSS (Max): 7.5 CVE-2025-61729 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVSS Source: Red Hat
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (Max): 0.0% (9th) CVE-2025-61726 2026-04-13
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RHSA-2026:7854 - Security Advisory
Issued: 2026-04-13
Updated: 2026-04-13
Synopsis
Podman security update
Type/Severity
Security Advisory: Important
Topic
An update for podman is now available for Red Hat Enterprise Linux 9.6 Extended
Update Support.
Red Hat Product Security has rated this update as having a security impact of
Important. A Common Vulnerability Scoring System (CVSS) base score, which gives
a detailed severity rating, is available for each vulnerability from the CVE
link(s) in the References section.
Description
The podman tool manages pods, container images, and containers. It is part of
the libpod library, which is for applications that use container pods.
Container pods is a concept in Kubernetes.
Security Fix(es):
o crypto/x509: golang: Denial of Service due to excessive resource
consumption via crafted certificate (CVE-2025-61729)
o golang: archive/zip: Excessive CPU consumption when building archive index
in archive/zip (CVE-2025-61728)
o golang: net/url: Memory exhaustion in query parameter parsing in net/url
(CVE-2025-61726)
o crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121)
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.
Solution
For details on how to apply this update, which includes the changes described
in this advisory, refer to:
https://access.redhat.com/articles/11258
Affected Products
o Red Hat Enterprise Linux for x86_64 - Extended Update Support 9.6 x86_64
o Red Hat Enterprise Linux Server - AUS 9.6 x86_64
o Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.6
s390x
o Red Hat Enterprise Linux for Power, little endian - Extended Update Support
9.6 ppc64le
o Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.6 aarch64
o Red Hat Enterprise Linux Server for Power LE - Update Services for SAP
Solutions 9.6 ppc64le
o Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.6
x86_64
o Red Hat Enterprise Linux for ARM 64 - 4 years of updates 9.6 aarch64
o Red Hat Enterprise Linux for IBM z Systems - 4 years of updates 9.6 s390x
o Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 9.6 x86_64
o Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle 9.6 aarch64
o Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 9.6
ppc64le
o Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle 9.6 s390x
Fixes
o BZ - 2418462 - CVE-2025-61729 crypto/x509: golang: Denial of Service due to
excessive resource consumption via crafted certificate
o BZ - 2434431 - CVE-2025-61728 golang: archive/zip: Excessive CPU
consumption when building archive index in archive/zip
o BZ - 2434432 - CVE-2025-61726 golang: net/url: Memory exhaustion in query
parameter parsing in net/url
o BZ - 2437111 - CVE-2025-68121 crypto/tls: crypto/tls: Incorrect certificate
validation during TLS session resumption
CVEs
o CVE-2025-61726
o CVE-2025-61728
o CVE-2025-61729
o CVE-2025-68121
References
o https://access.redhat.com/security/updates/classification/#important
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