CVE-2026-79515

Summary

An out-of-bounds read in the stbtt_GetGlyphShape component of nothings stb commit 31c1ad3 allows attackers to cause a Denial of Service (DoS) via sending a crafted TTF file.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

Additional References

• https://github.com/user-attachments/files/31364326/gen_ttf.py
• https://github.com/user-attachments/files/31364325/poc_truetype.c

References

• https://github.com/nothings/stb/issues/1962

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