GHSA-6P9M-Q3JP-47H4 Gogs: LFS dedupe path leaks private repo content across tenants

Summary Git LFS storage is content-addressed by OID alone /// but per-repo authorization lives in the lfsobject table keyed repoid, oid. serveUpload skips re-uploading when the OID file already exists on disk and inserts a new repoid, oid row pointing at it without verifying the request body hash...

Gogs: LFS dedupe path leaks private repo content across tenants

Summary Git LFS storage is content-addressed by OID alone /// but per-repo authorization lives in the lfsobject table keyed repoid, oid. serveUpload skips re-uploading when the OID file already exists on disk and inserts a new repoid, oid row pointing at it without verifying the request body hash...