Cesnet: >> Libyang >> 1.0.225 Security Vulnerabilities
In function read_yin_container() 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.
CVSS Score
7.5
EPSS Score
0.001
Published
2021-05-20
A stack overflow in libyang <= v1.0.225 can cause a denial of service through function lyxml_parse_mem(). lyxml_parse_elem() function will be called recursively, which will consume stack space and lead to crash.
CVSS Score
7.5
EPSS Score
0.009
Published
2021-05-20
In function ext_get_plugin() in libyang <= v1.0.225, it doesn't check whether the value of revision is NULL. If revision is NULL, the operation of strcmp(revision, ext_plugins[u].revision) will lead to a crash.
CVSS Score
7.5
EPSS Score
0.001
Published
2021-05-20
In function lys_node_free() in libyang <= v1.0.225, it asserts that the value of node->module can't be NULL. But in some cases, node->module can be null, which triggers a reachable assertion (CWE-617).
CVSS Score
7.5
EPSS Score
0.001
Published
2021-05-20
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.
CVSS Score
7.5
EPSS Score
0.001
Published
2021-05-20