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libpng 1.6.55 - February 9, 2026
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This is a public release of libpng, intended for use in production code.
Files available for download
----------------------------
Source files:
* libpng-1.6.55.tar.xz (LZMA-compressed, recommended)
* libpng-1.6.55.tar.gz (deflate-compressed)
* lpng1655.7z (LZMA-compressed)
* lpng1655.zip (deflate-compressed)
Other information:
* README.md
* LICENSE.md
* AUTHORS.md
* TRADEMARK.md
Changes from version 1.6.54 to version 1.6.55
---------------------------------------------
* Fixed CVE-2026-25646 (high severity):
Heap buffer overflow in `png_set_quantize`.
(Reported and fixed by Joshua Inscoe.)
* Resolved an oss-fuzz build issue involving nalloc.
(Contributed by Philippe Antoine.)
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