Vulnerability · Published Jan 8, 2020 · Assigned by mitre
CVE-2020-6623
High 8.8
In plain English
A high-severity security flaw in the libstb package (Ubuntu). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 74% of all known vulnerabilities).
Severity (CVSS NVD)8.8High
Exploit odds (30 days)1.5%top 26.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
stb stb_truetype.h through 1.22 has an assertion failure in stbtt__cff_get_index.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | libstb | no fix listed | UBUNTU-CVE-2020-6623 |
| Ubuntu:24.04:LTS | libstb | no fix listed | UBUNTU-CVE-2020-6623 |
| Ubuntu:25.10 | libstb | no fix listed | UBUNTU-CVE-2020-6623 |
| Ubuntu:26.04:LTS | libstb | no fix listed | UBUNTU-CVE-2020-6623 |
| Ubuntu:26.10 | libstb | no fix listed | UBUNTU-CVE-2020-6623 |
Affected products (as reported)
References
- https://github.com/nothings/stb/issues/865 x_refsource_MISC