CVE-2019-20393
- State
- Published
- Severity
- Not scored
- Published
- Jan 22, 2020
- Updated
- Aug 5, 2024
- Reserved
- Jan 22, 2020
Description
A double-free is present in libyang before v1.0-r1 in the function yyparse() when an empty description is used. 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.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://github.com/CESNET/libyang/compare/v0.16-r3...v1.0-r1
- https://github.com/CESNET/libyang/issues/742
- https://github.com/CESNET/libyang/commit/d9feacc4a590d35dbc1af21caf9080008b4450ed
- https://bugzilla.redhat.com/show_bug.cgi?id=1793930
- [debian-lts-announce] 20230919 [SECURITY] [DLA 3572-1] libyang security updatemailing-list
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