Vulnerabilities > CVE-2021-28906 - Unchecked Return Value vulnerability in Cesnet Libyang
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In function read_yin_leaf() in libyang <= v1.0.225, it doesn't check whether the value of retval->ext[r] is NULL. In some cases, it can be NULL, which leads to the operation of retval->ext[r]->flags that results in a crash.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 22 |