crypt32: Check number of bytes returned by ReadFile and avoid a memory leak on error path.

99a81e18 · Dmitry Timoshkov · Alexandre Julliard · d95797e1 · 99a81e18
Commit 99a81e18 authored Oct 29, 2013 by Dmitry Timoshkov Committed by Alexandre Julliard Oct 30, 2013
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object.c dlls/crypt32/object.c +2 -1

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--- a/dlls/crypt32/object.c
+++ b/dlls/crypt32/object.c
@@ -52,7 +52,8 @@ static BOOL CRYPT_ReadBlobFromFile(LPCWSTR fileName, PCERT_BLOB blob)
            {
                DWORD read;

-                ret = ReadFile(file, blob->pbData, blob->cbData, &read, NULL);
+                ret = ReadFile(file, blob->pbData, blob->cbData, &read, NULL) && read == blob->cbData;
+                if (!ret) CryptMemFree(blob->pbData);
            }
        }
        CloseHandle(file);