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Re: [Bug-tar] possible out of bounds access on grandchild error
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From: |
Sergey Poznyakoff |
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Subject: |
Re: [Bug-tar] possible out of bounds access on grandchild error |
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Date: |
Wed, 01 Oct 2014 23:08:12 +0300 |
Hi Tobias,
> If tar is called with a specific decompressor, like "tar -xz", the
> function first_decompress_program will return a fixed value. In this
> case it would be "gzip". If the execution of gzip fails or gzip is
> not found, next_decompress_program will be called.
In this case, next_decompress_program will return NULL immediately,
without trying to use its argument.
Regards,
Sergey