DEBIAN-CVE-2019-20477

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Source
https://security-tracker.debian.org/tracker/DEBIAN-CVE-2019-20477
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2019-20477.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2019-20477
Upstream
Published
2020-02-19T04:15:10Z
Modified
2025-09-19T06:11:09Z
Summary
[none]
Details

PyYAML 5.1 through 5.1.2 has insufficient restrictions on the load and load_all functions because of a class deserialization issue, e.g., Popen is a class in the subprocess module. NOTE: this issue exists because of an incomplete fix for CVE-2017-18342.

References

Affected packages

Debian:11 / pyyaml

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.2-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:12 / pyyaml

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.2-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:13 / pyyaml

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.2-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:14 / pyyaml

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.2-1

Ecosystem specific 

{
    "urgency": "unimportant"
}