In short
- CVE-2020-21547 is a HIGH (CVSS 8.8) vulnerability affecting libsixel (saitoha).
- Chance of exploitation in the next 30 days (EPSS): 1.1%, higher than 64.7% of all vulnerabilities.
- No patched version is listed yet: follow the vendor's advisory in References.
| Package | Affected versions | Patched versions |
|---|
| libsixel | = 1.8.2
| No fix yet |
Description
Libsixel 1.8.2 contains a heap-based buffer overflow in the dither_func_fs function in tosixel.c.
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