vulnerability
Ubuntu: (CVE-2019-20396): libyang vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:N/A:P) | Jan 22, 2020 | Jun 26, 2025 | Jun 26, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:P)
Published
Jan 22, 2020
Added
Jun 26, 2025
Modified
Jun 26, 2025
Description
A segmentation fault is present in yyparse in libyang before v1.0-r1 due to a malformed pattern statement value during lys_parse_path parsing.
Solution
no-fix-ubuntu-package
References
- CVE-2019-20396
- https://attackerkb.com/topics/CVE-2019-20396
- URL-https://github.com/CESNET/libyang/commit/a1f17693904ed6fecc8902c747fc50a8f20e6af8
- URL-https://github.com/CESNET/libyang/compare/v0.16-r3...v1.0-r1
- URL-https://github.com/CESNET/libyang/issues/740
- URL-https://www.cve.org/CVERecord?id=CVE-2019-20396
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