resdata has Classic Buffer Overflow, Improper Validation of Array Index, NULL Pointer Dereference and Out-of-bounds Read

Date Aug 18, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product PyPI ยท resdata
CVE CVE-2026-55209
High-risk advisory CVE-2026-55209

Summary

resdata has Classic Buffer Overflow, Improper Validation of Array Index, NULL Pointer Dereference and Out-of-bounds Read

Why it matters

GitHub has published a reviewed security advisory for resdata. Prioritize it with other application dependency updates.

Operator check

Check whether resdata is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.