CVE-2026-5186

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.

CVSS v3 5.3 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 3.1 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://vuldb.com/submit/780395
https://vuldb.com/vuln/354254
https://vuldb.com/vuln/354254/cti

Configurations

No configuration.

History

24 Apr 2026, 18:11

Type	Values Removed	Values Added
Summary		(es) Se ha identificado una debilidad en Nothings stb hasta la versión 2.30. Esto afecta a la función stbi__load_gif_main del archivo stb_image.h del componente Gestor de archivos GIF de múltiples fotogramas. Esta manipulación causa doble liberación. El ataque requiere acceso local. El exploit se ha puesto a disposición del público y podría usarse para ataques. Se contactó al proveedor con antelación sobre esta divulgación, pero no respondió de ninguna manera.

31 Mar 2026, 08:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-31 08:15

Updated : 2026-04-29 01:00

NVD link : CVE-2026-5186

Mitre link : CVE-2026-5186

CVE.ORG link : CVE-2026-5186

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-415

Double Free

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