DEBIAN-CVE-2021-46020

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Source
https://security-tracker.debian.org/tracker/CVE-2021-46020
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46020.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2021-46020
Upstream
Published
2022-01-14T20:15:15.477Z
Modified
2025-11-20T10:15:13.799150Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An untrusted pointer dereference in mrbvmexec() of mruby v3.0.0 can lead to a segmentation fault or application crash.

References

Affected packages

Debian:11 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.1.2-3

3.*

3.0.0-1
3.0.0-2
3.0.0-3
3.0.0-4
3.1.0-1
3.1.0-2
3.1.0-3
3.2.0-1
3.2.0-2
3.3.0~rc2-1
3.3.0-1
3.4.0-1~exp1
3.4.0-1~exp2
3.4.0-1
3.4.0-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46020.json"

Debian:12 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.0-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46020.json"

Debian:13 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.0-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46020.json"

Debian:14 / mruby

Package

Name
mruby
Purl
pkg:deb/debian/mruby?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.1.0-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2021-46020.json"