Out-of-Bounds Read Vulnerability in stbtt_GetGlyphShape of nothings stb
CVE-2026-79515

4.3MEDIUM

Key Information:

Vendor

nothings

Status
stb
Vendor
CVE Published:
9 September 2026

What is CVE-2026-79515?

An out-of-bounds read vulnerability exists in the stbtt_GetGlyphShape component of nothings stb, which can be exploited by attackers to induce a Denial of Service (DoS) condition. By sending specially crafted TrueType Font (TTF) files, attackers can trigger this vulnerability, potentially leading to application crashes or other unintended behavior.

References

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

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.