Vulnerability · Published Jan 8, 2020 · Assigned by mitre
CVE-2020-6620
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 1.1% (higher than 67% of all known vulnerabilities).
Severity (CVSS NVD)8.8High
Exploit odds (30 days)1.1%top 33.2% 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 a heap-based buffer over-read in stbtt__buf_get8.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:22.04:LTS | libstb | no fix listed | UBUNTU-CVE-2020-6620 |
| Ubuntu:24.04:LTS | libstb | no fix listed | UBUNTU-CVE-2020-6620 |
| Ubuntu:25.10 | libstb | no fix listed | UBUNTU-CVE-2020-6620 |
| Ubuntu:26.04:LTS | libstb | no fix listed | UBUNTU-CVE-2020-6620 |
| Ubuntu:26.10 | libstb | no fix listed | UBUNTU-CVE-2020-6620 |
Affected products (as reported)
References
- https://github.com/nothings/stb/issues/868 x_refsource_MISC