forked from saltbundle/saltbundle-openssl-sle12
23 lines
888 B
Diff
23 lines
888 B
Diff
commit 43e6a58d4991a451daf4891ff05a48735df871ac
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Author: Pauli <paul.dale@oracle.com>
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Date: Mon Oct 29 08:24:22 2018 +1000
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Merge DSA reallocation timing fix CVE-2018-0734.
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Reviewed-by: Richard Levitte <levitte@openssl.org>
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(Merged from https://github.com/openssl/openssl/pull/7513)
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Index: openssl-1.0.2p/crypto/dsa/dsa_ossl.c
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===================================================================
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--- openssl-1.0.2p.orig/crypto/dsa/dsa_ossl.c 2018-11-23 16:04:32.710572048 +0100
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+++ openssl-1.0.2p/crypto/dsa/dsa_ossl.c 2018-11-23 16:04:44.022636625 +0100
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@@ -295,7 +295,7 @@ static int dsa_sign_setup(DSA *dsa, BN_C
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goto err;
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/* Preallocate space */
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- q_bits = BN_num_bits(dsa->q);
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+ q_bits = BN_num_bits(dsa->q) + sizeof(dsa->q->d[0]) * 16;
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if (!BN_set_bit(&k, q_bits)
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|| !BN_set_bit(&l, q_bits)
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|| !BN_set_bit(&m, q_bits))
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