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CVE-2026-33636 LIBPNG has ARM NEON Palette Expansion Out-of-Bounds Read on AArch64

🗓️ 26 Mar 2026 16:51:58Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 1 Views

LIBPNG on AArch64 Neon palette expansion causes out-of-bounds read/write during 8-bit paletted to RGB/RGBA decoding; fixed in 1.6.56.

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13 May 2026 13:14Current
6Medium risk
Vulners AI Score6
CVSS 3.17.6
EPSS0.00051
1