cve.bz

CVE-2019-20394

8.8 highEPSS 2.8%

High (8.8) in cesnet libyang. EPSS 2.8% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
2.8% chance of exploitation in the next 30 days; higher than 86% of CVEs (scores of 2026-10-31)
CWE
CWE-415
Published
Modified
Record from
the NVD, synced

Affected

References

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