Cyber Resilience

CVE-2022-25514

HighPublic PoC

Published: 17 March 2022

Published
17 March 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0030 54.0th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-25514 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Nothings Stb Truetype.H. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 46.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

stb_truetype.h v1.26 was discovered to contain a heap-buffer-overflow via the function ttUSHORT() at stb_truetype.h. NOTE: Third party has disputed stating that the source code has also a disclaimer that it should only be used with trusted input.

CWE(s)

Related Threats

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

Affected Assets

nothings
stb truetype.h
1.26

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References