CVE-2025-66293

HIGH

Security Bulletin:Vulnerabilities in LIBPNG affects IBM Netezza Appliance

Details

CVSS v3: 7.1
NVD published: 2025-12-03 21:15:53
EPSS: 0.1% probability · 30.3th percentile — 2026-04-14
Affected versions: cpe:2.3:a:libpng:libpng:*:*:*:*:*:*:*:*
Summary: LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. Prior to 1.6.52, an out-of-bounds read vulnerability in libpng's simplified API allows reading up to 1012 bytes beyond the png_sRGB_base[512] array when processing valid palette PNG images with partial transparency and gamma correction. The PNG files that trigger this vulnerability are valid per the PNG specification; the bug is in libpng's internal state management. Upgrade to libpng 1.6.52 or later.
Remediation: Not available in our cache.
Exploit info: https://github.com/pnggroup/libpng/issues/764 https://github.com/pnggroup/libpng/security/advisories/GHSA-9mpm-9pxh-mg4f

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Information is aggregated from multiple authoritative sources for convenience; verify with NVD and vendors before operational decisions.