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(parent: 12adf9d) | patch
crypto: omap-aes-gcm - check length of assocdata in RFC4106 mode
authorArd Biesheuvel <ardb@kernel.org>
Tue, 5 Nov 2019 14:01:04 +0000 (16:01 +0200)
committerHerbert Xu <herbert@gondor.apana.org.au>
Wed, 11 Dec 2019 08:36:59 +0000 (16:36 +0800)
commitb877ad1a135c802d4529a72aa82faf46ef5db097
tree0059418c5856ae710afd77d8ce4c2ed4711da237tree | snapshot
parent12adf9d63ec3af674f1e3145308a29daffb73887commit | diff
crypto: omap-aes-gcm - check length of assocdata in RFC4106 mode

RFC4106 requires the associated data to be a certain size, so reject
inputs that are wrong. This also prevents crashes or other problems due
to assoclen becoming negative after subtracting 8 bytes.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Tero Kristo <t-kristo@ti.com>
Tested-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/crypto/omap-aes-gcm.c diff | blob | history
Domain: System / Kernel;