VDB
CVE-2020-15866
CVE-2020-15866
PUBLISHED
CVSS 9.800000190734863 CRITICAL
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.
EPSS 2.13% · 81.8th percentile
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
2.13%
81.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:25.10 | mruby | 3.3.0-1, 0 |
| Ubuntu:18.04:LTS | mruby | 1.3.0+20171029+git77edafb0-1, 0, 1.4.0-1 |
| Ubuntu:20.04:LTS | mruby | 0, 2.0.0-1 |
| Ubuntu:24.04:LTS | mruby | 3.2.0-1, 3.2.0-2, 0 |
| Ubuntu:16.04:LTS | mruby | 1.2.0+20160315+git4f20d58a-1, 0, 1.1.0+20150817+gita1731254-1 |
| Ubuntu:22.04:LTS | mruby | 0, 3.0.0-3, 3.0.0-1 |
Timeline
- Jul 21, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 30, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 3, 2022 EPSS Score
- May 5, 2022 EPSS Score
- Jul 7, 2022 EPSS Score
- Sep 9, 2022 EPSS Score
- Nov 11, 2022 EPSS Score