Unrated severityNVD Advisory· Published Oct 6, 2019· Updated Aug 5, 2024
CVE-2019-17263
CVE-2019-17263
Description
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
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Affected products
2- libyal/libfwsidescription
Patches
Vulnerability mechanics
References
3- packetstormsecurity.com/files/154774/libyal-libfwsi-Buffer-Overread.htmlmitrex_refsource_MISC
- github.com/libyal/libfwsi/compare/20181227...20191006mitrex_refsource_MISC
- github.com/libyal/libfwsi/issues/13mitrex_refsource_MISC
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