PT-2026-29203 · Nothings · Stb

D0Razi + 1 · Published 2026-03-31 · Updated 2026-03-31 · CVE-2026-5186

Mitre

CVSS v3.1

5.3

Medium

AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

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.

Fix

Buffer Overflow

Double Free

Weakness Enumeration

CWE-119

CWE-415

Related Identifiers

CVE-2026-5186

Affected Products

Stb

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-5186 · Security Note
• https://vuldb.com/vuln/354254/cti · Note
• https://vuldb.com/submit/780395 · Note
• https://vuldb.com/vuln/354254 · Note