OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4785
Crash type: Heap-buffer-overflow WRITE {*} Crash state: fuzz_read_callback Curl_fillreadbuffer readwrite_upload
{ "severity": "HIGH", "introduced_range": "1cb4f5d6e8e470638759a48ba99fda230089712f:e240a546a7ac2fa7956adb664b8c40c4dee4f82b", "fixed_range": "b399b04902c43f479b51b142505700edcfc34271:ab6eb2ec0744074004980d0f98677e52b215941f" }