RHSA-2026:6439: Important: libpng15 security update
Published Apr 2, 2026
·Updated
Important: libpng15 security update
Other sources
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 pngsetquantize (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.
— Red Hat
Affected Software
20 affected componentsFixes available
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64
redhat/libpng15<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15-debuginfo<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15-debuginfo<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15-debugsource<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15-debugsource<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15-debuginfo<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15-debugsource<1.5.30-8.el8_10
1.5.30-8.el8_10
redhat/libpng15<1.5.30-8.el8_10.aa
1.5.30-8.el8_10.aa
redhat/libpng15-debuginfo<1.5.30-8.el8_10.aa
1.5.30-8.el8_10.aa
redhat/libpng15-debugsource<1.5.30-8.el8_10.aa
1.5.30-8.el8_10.aa
Remediation
Event History
Apr 2, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·10:35 AM
Data Sourced
via Red Hat·10:35 AM
Severity