[PATCH 2/2] stdio: fix stdio_deregister_dev()
Tom Rini
trini at konsulko.com
Tue Oct 10 14:58:55 CEST 2023
On Fri, Sep 29, 2023 at 02:47:17AM +0200, Heinrich Schuchardt wrote:
> When copying the name of a stdio device we must ensure that it is NUL
> terminated before passing it to strcmp() to avoid a buffer overrun.
>
> Truncating the name field leads to failure to deregister a stdio device.
> When copying we must ensure that the name field sizes match.
>
> Addresses-Coverity-ID: 350462 String not null terminated
> Fixes: 5294e97832a6 ("stdio: extend "name" to 32 symbols")
> Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt at canonical.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
Applied to u-boot/master, thanks!
--
Tom
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