OSV-2022-878 Heap-double-free in flb_sds_destroy

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=51132 Crash type: Heap-double-free Crash state: flbsdsdestroy flbparserconffile configrandomfuzzer.c...

OSV-2022-101 Heap-double-free in flb_sds_destroy

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44153 Crash type: Heap-double-free Crash state: flbsdsdestroy flbparserconffile configrandomfuzzer.c...

OSV-2020-2139 Heap-double-free in flb_free

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27025 Crash type: Heap-double-free Crash state: flbfree flbsdsdestroy flbkvitemdestroy...