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Re: [PATCH-for-5.2 v3] util/cutils: Fix Coverity array overrun in freq_t

From: Peter Maydell
Subject: Re: [PATCH-for-5.2 v3] util/cutils: Fix Coverity array overrun in freq_to_str()
Date: Thu, 12 Nov 2020 15:55:57 +0000

On Sun, 1 Nov 2020 at 21:57, Philippe Mathieu-Daudé <f4bug@amsat.org> wrote:
> Fix Coverity CID 1435957:  Memory - illegal accesses (OVERRUN):
> >>> Overrunning array "suffixes" of 7 8-byte elements at element
>     index 7 (byte offset 63) using index "idx" (which evaluates to 7).
> Note, the biggest input value freq_to_str() can accept is UINT64_MAX,
> which is ~18.446 EHz, less than 1000 EHz.
> Reported-by: Eduardo Habkost <ehabkost@redhat.com>
> Suggested-by: Peter Maydell <peter.maydell@linaro.org>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
> v3: Follow Peter's suggestion

Since nobody else has picked this up I'll take it via

-- PMM

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