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Fix CID 1402873: Dereference before null check
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1afc47829f
commit
6bcfca26b3
@ -619,18 +619,15 @@ int potfile_handle_show (hashcat_ctx_t *hashcat_ctx)
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u32 user_len = 0;
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if (hash1->hash_info != NULL)
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user_t *user = hash1->hash_info->user;
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if (user)
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{
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user_t *user = hash1->hash_info->user;
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username = (unsigned char *) (user->user_name);
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if (user)
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{
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username = (unsigned char *) (user->user_name);
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user_len = user->user_len;
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user_len = user->user_len;
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username[user_len] = 0;
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}
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username[user_len] = 0;
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}
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u8 *tmp_buf = potfile_ctx->tmp_buf;
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@ -641,20 +638,17 @@ int potfile_handle_show (hashcat_ctx_t *hashcat_ctx)
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u8 mixed_len = 0;
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if (hash1)
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if (digests_shown[hashes_idx] == 1)
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{
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if (digests_shown[hashes_idx] == 1)
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{
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memcpy (mixed_buf + mixed_len, hash1->pw_buf, hash1->pw_len);
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memcpy (mixed_buf + mixed_len, hash1->pw_buf, hash1->pw_len);
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mixed_len += hash1->pw_len;
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}
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else
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{
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memcpy (mixed_buf + mixed_len, LM_MASKED_PLAIN, strlen (LM_MASKED_PLAIN));
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mixed_len += hash1->pw_len;
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}
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else
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{
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memcpy (mixed_buf + mixed_len, LM_MASKED_PLAIN, strlen (LM_MASKED_PLAIN));
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mixed_len += strlen (LM_MASKED_PLAIN);
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}
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mixed_len += strlen (LM_MASKED_PLAIN);
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}
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if (hash2)
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@ -803,18 +797,15 @@ int potfile_handle_left (hashcat_ctx_t *hashcat_ctx)
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u32 user_len = 0;
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if (hash1->hash_info != NULL)
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user_t *user = hash1->hash_info->user;
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if (user)
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{
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user_t *user = hash1->hash_info->user;
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username = (unsigned char *) (user->user_name);
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if (user)
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{
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username = (unsigned char *) (user->user_name);
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user_len = user->user_len;
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user_len = user->user_len;
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username[user_len] = 0;
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}
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username[user_len] = 0;
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}
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u8 *tmp_buf = potfile_ctx->tmp_buf;
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