Friday, May 21, 2021

CVE-2021-28902

Description

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.

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References to Advisories, Solutions, and Tools

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Resourcehttps://github.com/CESNET/libyang/issues/1454
 

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Thanks for everything Templateism - You should have written the code a little more complicated