OSV-2023-980 UNKNOWN READ in skip_chunk

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=63051 Crash type: UNKNOWN READ Crash state: skipchunk httpcb fuzz.c...

OSV-2023-867 Negative-size-param in http_cb

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=62389 Crash type: Negative-size-param Crash state: httpcb fuzz.c...