Cyber Resilience

CVE-2023-45667

Medium

Published: 21 October 2023

Published
21 October 2023
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS Score 0.0014 33.9th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-45667 is a medium-severity NULL Pointer Dereference (CWE-476) vulnerability in Nothings Stb Image.H. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 33.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

stb_image is a single file MIT licensed library for processing images. If `stbi__load_gif_main` in `stbi_load_gif_from_memory` fails it returns a null pointer and may keep the `z` variable uninitialized. In case the caller also sets the flip vertically flag, it continues…

more

and calls `stbi__vertical_flip_slices` with the null pointer result value and the uninitialized `z` value. This may result in a program crash.

CWE(s)
CWE-476

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

nothings
stb image.h
2.28

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References