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H A D | digsig.c | bc01637a Wed Sep 12 10:26:55 GMT 2012 Dmitry Kasatkin <dmitry.kasatkin@intel.com> digsig: add hash size comparision on signature verification
When pkcs_1_v1_5_decode_emsa() returns without error and hash sizes do not match, hash comparision is not done and digsig_verify_rsa() returns no error. This is a bug and this patch fixes it.
The bug was introduced in v3.3 by commit b35e286a640f ("lib/digsig: pkcs_1_v1_5_decode_emsa cleanup").
Cc: stable@vger.kernel.org Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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