Vulnerability Database

308,926

Total vulnerabilities in the database

CVE-2019-19777

stb_image.h (aka the stb image loader) 2.23, as used in libsixel and other products, has a heap-based buffer over-read in stbi__load_main.

  • Published: Dec 13, 2019
  • Updated: Nov 9, 2025
  • CVE: CVE-2019-19777
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.8
  • AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
libsixel_project / libsixel 1.8.2 1.8.2.x
nothings / stb_image.h 2.23 2.23.x