6.5

CVE-2022-25515: nothings stb_truetype.h Out-of-bounds Write

CVSS: 6.5v3.1MediumModified
Published 17-03-2022Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2022-25515 is a medium (CVSS 6.5) Out-of-bounds Write vulnerability in nothings stb_truetype.h. EPSS estimates a 0.94% chance of exploitation in the next 30 days, higher than 60.1% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.94%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 17-03-2022
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

stb_truetype.h v1.26 was discovered to contain a heap-buffer-overflow via the function ttULONG() 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.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.94%

Chance of exploitation in the next 30 days

Percentile

60%

Versus all other CVEs

30-day change

0.00 pp

From 0.94% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.94%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Stb

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Nothings1 product

1 vendor · 1 product

References

2 links