View at Official alpine advisory, NVD, CVE.org · CVE detail
Freshness: no update timestamp found; verify against the upstream OS advisory manually.
CVE-2021-28906: 1 source package rows (libyang); 1 state rows across 1 repos (edge-community); fixed 1, open 0.
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.