CVE-2025-64506: LIBPNG is vulnerable to a heap buffer over-read in `png_write_image_8bit` with grayscale+alpha or RGB/RGBA images

Overview

Severity
Medium (CVSS 6.1)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Exploit Status
Not Exploited
Patch Tuesday
2025-Nov
Released
2025-11-27
Last Updated
2025-12-03
EPSS Score
0.03% (percentile: 7.3%)

Affected Products (6)

Other

  • 20674-17084
  • 17667-17084
  • 18435-17086
  • 19626-17084
  • 20185-17086
  • 19668-17086

Revision History

  • 2025-11-27: Information published.
  • 2025-12-02: Information published.
  • 2025-12-03: Information published.