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CVE-2026-34757 LIBPNG has a yse-after-free in png_set_PLTE, png_set_tRNS and png_set_hIST leading to corrupted chunk data and potential heap information disclosure

🗓️ 09 Apr 2026 14:41:18Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

Use-after-free in libpng before 1.6.57 allows reading freed memory and leaking heap data when returning pointers to setters from get functions.

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