CVE-2020-15866
CRITICAL9.8EPSS 0.65%Published: 7/21/2020Modified: 4/28/2026
Also known as:DEBIAN-CVE-2020-15866
Description
mruby through 2.1.2-rc has a heap-based buffer overflow in the mrb_yield_with_class function in vm.c because of incorrect VM stack handling. It can be triggered via the stack_copy function.
Affected packages (1)
- Debian/mrubyfrom 0, < 2.1.2-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |