commit 95a22d2084d72ea067d8323cc85677dba5d97cae upstream. Check whether the size is within bounds before using it. If the size is not correct, abort and dump the bad data node. Cc: Kees Cook <keescook@chromium.org> Cc: Silvio Cesare <silvio.cesare@gmail.com> Cc: stable@vger.kernel.org Fixes: 1e51764a3c2ac ("UBIFS: add new flash file system") Reported-by: Silvio Cesare <silvio.cesare@gmail.com> Signed-off-by: Richard Weinberger <richard@nod.at> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Richard Weinberger <richard@nod.at> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. See Documentation/00-INDEX for a list of what is contained in each file. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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