CVE - CVE-2019-20398

CVE-ID
CVE-2019-20398	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A NULL pointer dereference is present in libyang before v1.0-r3 in the function lys_extension_instances_free() due to a copy of unresolved extensions in lys_restr_dup(). Applications that use libyang to parse untrusted input yang files may crash.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1793935 MISC:https://github.com/CESNET/libyang/commit/7852b272ef77f8098c35deea6c6f09cb78176f08 MISC:https://github.com/CESNET/libyang/compare/v1.0-r2...v1.0-r3 MISC:https://github.com/CESNET/libyang/issues/773 MLIST:[debian-lts-announce] 20230919 [SECURITY] [DLA 3572-1] libyang security update URL:https://lists.debian.org/debian-lts-announce/2023/09/msg00019.html
Assigning CNA
MITRE Corporation
Date Record Created
20200122	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20200122)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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