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High ELSA-2026-0237 3 CVEs

Important: libpng security update (Oracle Linux 10)

Published Jan 7, 2026 · Updated Jan 7, 2026

Summary

[2:1.6.40-8.1]
- CVE-2025-64720: buffer overflow (RHEL-131422)
- CVE-2025-65018: heap buffer overflow (RHEL-131435)
- CVE-2025-66293: out-of-bounds read in png_image_read_composite (RHEL-133212)

Fixed packages 2

ReleasePackageFixed in
Oracle Linux · 10 libpng 2:1.6.40-8.el10_1.1
Oracle Linux · 10 libpng-devel 2:1.6.40-8.el10_1.1

Vulnerabilities 3

  • High 7.1
    CVE-2025-64720 Public exploit

    LIBPNG is vulnerable to a buffer overflow in `png_image_read_composite` via incorrect palette premultiplication

    LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From version 1.6.0 to before 1.6.51, an out-of-bounds read vulnerability exists in png_image_read_composite when proces…

  • High 7.1
    CVE-2025-65018 Public exploit

    LIBPNG is vulnerable to a heap buffer overflow in `png_combine_row` triggered via `png_image_finish_read`

    LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network Graphics) raster image files. From version 1.6.0 to before 1.6.51, there is a heap buffer overflow vulnerability in the libpng simplified API functio…

  • High 7.1

    LIBPNG has an out-of-bounds read in png_image_read_composite

    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 …