The issue was addressed with improved bounds checks. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. Processing a maliciously crafted string may lead to heap corruption.
No PoCs from references.
- https://github.com/calysteon/calysteon
- https://github.com/fkie-cad/nvd-json-data-feeds