AlmaLinux alert ALSA-2026:6439 (libpng15)

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[Announce]  [Security Advisory] ALSA-2026:6439: libpng15 security update (Important)
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Fri, 03 Apr 2026 15:08:40 +0000
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<0100019d53e3a1c6-51de66fb-771f-4cda-b831-749471d6635d-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: 8
Type: Security
Severity: Important
Release date: 2026-04-03

Summary:

The libpng15 package provides libpng 1.5, an older version of the libpng. library for manipulating
PNG (Portable Network Graphics) image format files. This version should be used only if you are
unable to use the current version of libpng.  

Security Fix(es):  

  * libpng: LIBPNG has a heap buffer overflow in png_set_quantize (CVE-2026-25646)


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/8/ALSA-2026-6439.html

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AlmaLinux Team
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