CVE-2021-28906
HIGHlibyang <v1.0.225 - Use After Free
Title source: llmDescription
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.
Scores
CVSS v3
7.5
EPSS
0.0037
EPSS Percentile
58.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Classification
CWE
CWE-252
Status
published
Affected Products (1)
cesnet/libyang
< 1.0.225
Timeline
Published
May 20, 2021
Tracked Since
Feb 18, 2026