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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.4084
                   file -- Heap buffer overflow possible
                              4 November 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           file
Publisher:         FreeBSD
Operating System:  FreeBSD
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Denial of Service               -- Existing Account
Resolution:        Patch/Upgrade

Original Bulletin: 
   http://www.vuxml.org/freebsd/381deebb-f5c9-11e9-9c4f-74d435e60b7c.html

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file -- Heap buffer overflow possible

Affected packages

file < 5.37

Details

VuXML ID 381deebb-f5c9-11e9-9c4f-74d435e60b7c

Discovery 2019-08-26

Entry 2019-11-02

mitre reports

cdf_read_property_info in cdf.c in file through 5.37 does not restrict the 
number of CDF_VECTOR elements, which allows a heap-based buffer overflow 
(4-byte out-of-bounds write).

References

URL https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16780

URL 
https://github.com/file/file/commit/46a8443f76cec4b41ec736eca396984c74664f84

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===========================================================================
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The University of Queensland
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