PYSEC-2020-164

An invalid memory access flaw is present in libyang before v1.0-r3 in the function resolvefeaturevalue when an if-feature statement is used inside a bit. Applications that use libyang to parse untrusted input yang files may crash...

UBUNTU-CVE-2019-20391

An invalid memory access flaw is present in libyang before v1.0-r3 in the function resolvefeaturevalue when an if-feature statement is used inside a bit. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20394

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...

CVE-2019-20398

A NULL pointer dereference is present in libyang before v1.0-r3 in the function lysextensioninstancesfree due to a copy of unresolved extensions in lysrestrdup. Applications that use libyang to parse untrusted input yang files may crash...

PYSEC-2020-165

An invalid memory access flaw is present in libyang before v1.0-r1 in the function resolvefeaturevalue when an if-feature statement is used inside a list key node, and the feature used is not defined. Applications that use libyang to parse untrusted input yang files may crash...

UBUNTU-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 libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution...

PYSEC-2020-171

A NULL pointer dereference is present in libyang before v1.0-r3 in the function lysextensioninstancesfree due to a copy of unresolved extensions in lysrestrdup. Applications that use libyang to parse untrusted input yang files may crash...

PYSEC-2020-186

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...

PYSEC-2020-168

A stack consumption issue is present in libyang before v1.0-r1 due to the self-referential union type containing leafrefs. Applications that use libyang to parse untrusted input yang files may crash...

UBUNTU-CVE-2019-20396

A segmentation fault is present in yyparse in libyang before v1.0-r1 due to a malformed pattern statement value during lysparsepath parsing...

PT-2020-1236 · Libyang · Libyang

Name of the Vulnerable Software and Affected Versions: libyang versions prior to v1.0-r3 Description: An invalid memory access flaw is present in the function resolve feature value when an if-feature statement is used inside a bit. Applications that use libyang to parse untrusted input yang files...

CVE-2019-20392

An invalid memory access flaw is present in libyang before v1.0-r1 in the function resolvefeaturevalue when an if-feature statement is used inside a list key node, and the feature used is not defined. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20395

A stack consumption issue is present in libyang before v1.0-r1 due to the self-referential union type containing leafrefs. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20394

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...

CVE-2019-20393

The CVE-2019-20393 issue affects the libyang library (yyparse function) where a double-free occurs when parsing an empty description. Affected versions are libyang before v1.0-r1. Impact described as a crash or potentially code execution in applications that parse untrusted YAML input. The proble...

CVE-2019-20391

An invalid memory access flaw is present in libyang before v1.0-r3 in the function resolvefeaturevalue when an if-feature statement is used inside a bit. Applications that use libyang to parse untrusted input yang files may crash...

CVE-2019-20397

CVE-2019-20397 is a memory corruption flaw in libyang prior to v1.0-r1, caused by a double-free in yyparse() when an organization field is not terminated. This can crash the application or lead to arbitrary code execution if untrusted YANG data is parsed. Upstream details are confirmed, and affec...

CVE-2019-20396

The CVE-2019-20396 issue affects libyang up to version 1.0-r1, causing a segmentation fault in yyparse due to a malformed pattern value during lys_parse_path parsing. This vulnerability is rooted in input validation within the parser toolkit. The available connected information specifies the affe...

CVE-2019-20391

CVE-2019-20391 affects libyang before v1.0-r3. The flaw is an invalid memory access in resolve_feature_value() when an if-feature statement is used inside a bit, which may cause a crash when parsing untrusted YANG input. Impact details in sources indicate potential denial of service with crashes;...

PT-2020-1241 · Libyang · Libyang

Name of the Vulnerable Software and Affected Versions: libyang versions prior to v1.0-r1 Description: A double-free issue is present in the yyparse function when an organization field is not terminated, potentially causing a crash or code execution. This affects applications that use libyang to...