CVE-2026-5186 PUBLISHED

Nothings stb Multi-frame GIF File stb_image.h stbi__load_gif_main double free

Assigner: VulDB
Reserved: 30.03.2026 Published: 31.03.2026 Updated: 31.03.2026

A weakness has been identified in Nothings stb up to 2.30. This impacts the function stbi__load_gif_main of the file stb_image.h of the component Multi-frame GIF File Handler. This manipulation causes double free. The attack requires local access. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CVSS Score: 4.8

Product Status

Vendor Nothings
Product stb
Versions
  • Version 2.0 is affected
  • Version 2.1 is affected
  • Version 2.2 is affected
  • Version 2.3 is affected
  • Version 2.4 is affected
  • Version 2.5 is affected
  • Version 2.6 is affected
  • Version 2.7 is affected
  • Version 2.8 is affected
  • Version 2.9 is affected
  • Version 2.10 is affected
  • Version 2.11 is affected
  • Version 2.12 is affected
  • Version 2.13 is affected
  • Version 2.14 is affected
  • Version 2.15 is affected
  • Version 2.16 is affected
  • Version 2.17 is affected
  • Version 2.18 is affected
  • Version 2.19 is affected
  • Version 2.20 is affected
  • Version 2.21 is affected
  • Version 2.22 is affected
  • Version 2.23 is affected
  • Version 2.24 is affected
  • Version 2.25 is affected
  • Version 2.26 is affected
  • Version 2.27 is affected
  • Version 2.28 is affected
  • Version 2.29 is affected
  • Version 2.30 is affected

Credits

  • d0razi (VulDB User) reporter
  • VulDB coordinator

References

Problem Types

  • Double Free CWE
  • Memory Corruption CWE