Description
A double-free is present in libyang before v1.0-r3 in the function yyparse() when a type statement in used in a notification statement. Applications that use libyang to parse untrusted input yang files may be vulnerable to this flaw, which would cause a crash or potentially code execution.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://github.com/CESNET/libyang/compare/v1.0-r2...v1.0-r3 ↗
- https://github.com/CESNET/libyang/issues/769 ↗
- https://github.com/CESNET/libyang/commit/6cc51b1757dfbb7cff92de074ada65e8523289a6 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1793932 ↗
- https://lists.debian.org/debian-lts-announce/2023/09/msg00019.html ↗