ALPINE-CVE-2020-15866

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Source
https://security.alpinelinux.org/vuln/CVE-2020-15866
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2020-15866
Upstream
Published
2020-07-21T15:15:14Z
Modified
2026-11-03T06:32:23Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Alpine:v3.13
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.14
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.15
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.16
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.17
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.18
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.19
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.20
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.21
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.22
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.23
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"
Alpine:v3.24
mruby

Package

Name
mruby
Purl
pkg:apk/alpine/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.1.2-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-15866.json"