CVE-2020-6620

NameCVE-2020-6620
Descriptionstb stb_truetype.h through 1.22 has a heap-based buffer over-read in stbtt__buf_get8.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Notes

libstb non issue, stb_truetype.h explicitly marked as unsuitable for untrusted font files
The stb_truetype API does not know the length of the input font file and therefore cannot bounds check it.
https://github.com/nothings/stb/issues/868

Search for package or bug name: Reporting problems