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.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Local

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

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

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://vuldb.com/submit/780395 cve-icon cve-icon
https://vuldb.com/vuln/354254 cve-icon cve-icon
https://vuldb.com/vuln/354254/cti cve-icon cve-icon
History

Tue, 31 Mar 2026 08:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Nothings stb Multi-frame GIF File stb_image.h stbi__load_gif_main double free
Weaknesses CWE-119
CWE-415
References
Metrics cvssV2_0

{'score': 4.3, 'vector': 'AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 5.3, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 4.8, '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-03-31T07:30:11.484Z

Reserved: 2026-03-30T19:18:42.080Z

Link: CVE-2026-5186

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-31T08:15:54.970

Modified: 2026-03-31T08:15:54.970

Link: CVE-2026-5186

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses