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CVE-2026-25646

🗓️ 10 Feb 2026 17:04:38Reported by Alpine Linux Development TeamType 
alpinelinux
 alpinelinux
🔗 security.alpinelinux.org👁 16 Views

LIBPNG heap overflow in png_set_quantize when no histogram and palette colors exceed twice the display limit, causing infinite loops; fixed in 1.6.55.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Alpine Linux3.19anylibpng1.6.37-r0libpng-1.6.37-r0.apk
Alpine Linux3.20anylibpng1.6.37-r0libpng-1.6.37-r0.apk
Alpine Linux3.21anylibpng1.6.37-r0libpng-1.6.37-r0.apk
Alpine Linux3.22anylibpng1.6.37-r0libpng-1.6.37-r0.apk
Alpine Linux3.19anylibpng1.6.44-r0libpng-1.6.44-r0.apk
Alpine Linux3.20anylibpng1.6.44-r0libpng-1.6.44-r0.apk
Alpine Linux3.21anylibpng1.6.44-r0libpng-1.6.44-r0.apk
Alpine Linux3.21anylibpng1.6.47-r0libpng-1.6.47-r0.apk
Alpine Linux3.22anylibpng1.6.47-r0libpng-1.6.47-r0.apk
Alpine Linux3.22anylibpng1.6.51-r0libpng-1.6.51-r0.apk
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15 Jul 2026 02:18Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17 - 8.1
CVSS 48.3
EPSS0.00955
SSVC
16