lz4: ensure length does not wrap

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commit 206204a116 upstream.

Given some pathologically compressed data, lz4 could possibly decide to
wrap a few internal variables, causing unknown things to happen.  Catch
this before the wrapping happens and abort the decompression.

Reported-by: "Don A. Bailey" <donb@securitymouse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Greg Kroah-Hartman 2014-06-20 22:01:41 -07:00

parent 0cd8f4b67f

commit 80fdb886fe

1 changed files with 2 additions and 0 deletions

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lib/lz4/lz4_decompress.c

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