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CVE-2019-17263

Status Candidate

Overview

** DISPUTED ** In libyal libfwsi before 20191006, libfwsi_extension_block_copy_from_byte_stream in libfwsi_extension_block.c has a heap-based buffer over-read because rejection of an unsupported size only considers values less than 6, even though values of 6 and 7 are also unsupported. NOTE: the vendor has disputed this as described in the GitHub issue.

Related Files

libyal libfwsi Buffer Overread
Posted Oct 8, 2019
Authored by Dhiraj Mishra

In libyal libfwsi versions prior to 20191006, libfwsi_extension_block_copy_from_byte_stream in libfwsi_extension_block.c has a heap-based buffer over-read because rejection of an unsupported size only considers values less than 6, even though values of 6 and 7 are also unsupported.

tags | advisory
advisories | CVE-2019-17263
SHA-256 | 46e852d4c7c1971b5e6984b6483409bbb11e258031a5a6fb7803147f5c7a344d
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