Messages in this thread | | | Date | Mon, 11 Mar 2024 22:03:35 +0100 | From | Pavel Machek <> | Subject | Re: [PATCH AUTOSEL 6.1 10/12] enic: Avoid false positive under FORTIFY_SOURCE |
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Hi!
> From: Kees Cook <keescook@chromium.org> > > [ Upstream commit 40b9385dd8e6a0515e1c9cd06a277483556b7286 ] > > FORTIFY_SOURCE has been ignoring 0-sized destinations while the kernel > code base has been converted to flexible arrays. In order to enforce > the 0-sized destinations (e.g. with __counted_by), the remaining 0-sized > destinations need to be handled. Unfortunately, struct vic_provinfo > resists full conversion, as it contains a flexible array of flexible > arrays, which is only possible with the 0-sized fake flexible array. > > Use unsafe_memcpy() to avoid future false positives under > CONFIG_FORTIFY_SOURCE.
This prepares for future chagnes, but I don't believe we'll port them to stable.
Best regards, Pavel -- People of Russia, stop Putin before his war on Ukraine escalates. [unhandled content-type:application/pgp-signature] | |