CVE-2019-20394
HIGH8.8EPSS 0.21%Published: 1/22/2020Modified: 4/28/2026
Also known as:DEBIAN-CVE-2019-20394
Description
A double-free is present in libyang before v1.0-r3 in the function yyparse() when a type statement in used in a notification statement. 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.
Affected packages (1)
- Debian/libyangfrom 0, < 1.0.176-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |