This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2019-20397 →

DEBIAN-CVE-2019-20397

A double-free is present in libyang before v1.0-r1 in the function yyparse() when an organization field is not terminated. Applications that use libya...

Original description

The description as published by the source.

A double-free is present in libyang before v1.0-r1 in the function yyparse() when an organization field is not terminated. Applications that use libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:13 libyang

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.176-1"}]}]

Debian:14 libyang

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.176-1"}]}]

References

advisory security-tracker.debian.org