What’s Vulnerable › Vulnerabilities

CVE-2018-16981

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-09-12 · updated 2026-06-17
• Weakness: CWE-787

Description

stb stb_image.h 2.19, as used in catimg, Emscripten, and other products, has a heap-based buffer overflow in the stbi__out_gif_code function.

Affected products

• Debian Linux: 10.0
• nothings stb: 2.19

References

• https://github.com/nothings/stb/issues/656
• https://lists.debian.org/debian-lts-announce/2023/01/msg00045.html
• https://github.com/nothings/stb/issues/656
• https://lists.debian.org/debian-lts-announce/2023/01/msg00045.html

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