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{"affected_release": [{"advisory": "RHEA-2021:1906", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "libyang-0:1.0.184-1.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2021-05-18T00:00:00Z"}], "bugzilla": {"description": "libyang: double-free in yyparse() when a type statement is used in a notification statement", "id": "1793932", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1793932"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["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.", "A double-free flaw occurs in libyang in function yyparse() when a type statement is used in a notification statement. Applications that use libyang to process untrusted input YANG files may be vulnerable to this flaw, possibly causing a crash or potential code execution."], "name": "CVE-2019-20394", "public_date": "2019-04-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-20394\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-20394"], "threat_severity": "Moderate", "upstream_fix": "libyang 1.0-r3"}