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Status published
Medium
CVE-2019-20396
A segmentation fault is present in yyparse in libyang before...
Vulnerability Description
A segmentation fault is present in yyparse in libyang before v1.0-r1 due to a malformed pattern statement value during lys_parse_path parsing.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2021-28903
A stack overflow in libyang <= v1.0.225 can cause a...
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CVE-2021-28902
In function read_yin_container() in libyang <= v1.0.225, it doesn't check...
High
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Affected Vendor
cesnet
View all reports →Affected Software
libyang
Vulnerable Versions:
0.11, 0.12, 0.13, 0.14, 0.15, 0.16
Timeline
Official Publish:
January 22nd, 2020
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.