VULNERABILITY INTELLIGENCE

CVE-2021-28905

CVSS score7.5 HIGH

EPSS probability1.42%

CISA KEVNot currently listed

Published2021-05-20

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

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).

Weakness classification

nvd@nist.gov: CWE-617

Primary references

cve@mitre.org — Exploit, Issue Tracking, Patch, Third Party Advisory
cve@mitre.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory