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components/openssl/openssl-1.0.1/patches/32_aes_cbc_len_check.patch
author Misaki Miyashita <Misaki.Miyashita@Oracle.COM>
Sun, 22 Mar 2015 13:14:43 -0700
branchs11-update
changeset 4006 c737cefdce54
parent 2717 da0ef75be98f
permissions -rw-r--r--
20735615 Upgrade OpenSSL version to 1.0.1m 20735495 problem in LIBRARY/OPENSSL 20735520 problem in LIBRARY/OPENSSL 20735531 problem in LIBRARY/OPENSSL 20735537 problem in LIBRARY/OPENSSL 20735541 problem in LIBRARY/OPENSSL 20735555 problem in LIBRARY/OPENSSL 20735563 problem in LIBRARY/OPENSSL 20688058 problem in LIBRARY/OPENSSL
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#
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# This was developed in house and reported to the upstream.
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#
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--- openssl-1.0.1e/crypto/evp/e_aes.c        Tue Jul  2 11:03:12 2013
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+++ openssl-1.0.1e/crypto/evp/e_aes.c.new    Tue Jul  2 11:04:56 2013
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@@ -536,8 +536,12 @@
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 static int aes_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
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                           const unsigned char *in, size_t len)
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 {
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+    size_t	bl = ctx->cipher->block_size;
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     EVP_AES_KEY *dat = (EVP_AES_KEY *) ctx->cipher_data;
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+    if (len < bl)
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+        return 1;
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+
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     if (dat->stream.cbc)
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         (*dat->stream.cbc) (in, out, len, &dat->ks, ctx->iv, ctx->encrypt);
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     else if (ctx->encrypt)
upstream/oracle/userland-gate