Bug 2454134 (CVE-2026-5313)

Summary: CVE-2026-5313 Nothings stb: Nothings stb: Denial of Service in GIF Decoder via stbi__gif_load_next function
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Nothings stb. A remote attacker can exploit a vulnerability in the `stbi__gif_load_next` function within the GIF Decoder component of the `stb_image.h` library. This manipulation can lead to a denial of service (DoS), making the affected system or application unavailable. The exploit for this vulnerability has been publicly disclosed.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On: 2454217    
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Description OSIDB Bzimport 2026-04-01 22:02:22 UTC 
A vulnerability has been found in Nothings stb up to 2.30. This issue affects the function stbi__gif_load_next in the library stb_image.h of the component GIF Decoder. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.