Buffer Overflow Vulnerability in BlueZ 5.42's commands_dump Function

CVE-2016-9804 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

In BlueZ 5.42, a buffer overflow was observed in "commands_dump" function in "tools/parser/csr.c" source file. The issue exists because "commands" array is overflowed by supplied parameter due to lack of boundary checks on size of the buffer from frame "frm->ptr" parameter. This issue can be triggered by processing a corrupted dump file and will result in hcidump crash.

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