diff --git a/src/hash.c b/src/hash.c
index 3f2c0df6..53a9c18d 100644
--- a/src/hash.c
+++ b/src/hash.c
@@ -97,20 +97,6 @@
 #define BUFFER_SIZE         (64*KB)
 #define WAIT_TIME           5000
 
-/* Blocksize for each algorithm - Must be a power of 2 */
-#define MD5_BLOCKSIZE       64
-#define SHA1_BLOCKSIZE      64
-#define SHA256_BLOCKSIZE    64
-#define SHA512_BLOCKSIZE    128
-#define MAX_BLOCKSIZE       SHA512_BLOCKSIZE
-
-/* Hashsize for each algorithm */
-#define MD5_HASHSIZE        16
-#define SHA1_HASHSIZE       20
-#define SHA256_HASHSIZE     32
-#define SHA512_HASHSIZE     64
-#define MAX_HASHSIZE        SHA512_HASHSIZE
-
 /* Number of buffers we work with */
 #define NUM_BUFFERS         3   // 2 + 1 as a mere double buffered async I/O
                                 // would modify the buffer being processed.
@@ -178,16 +164,6 @@ static const uint64_t K512[80] = {
 	0x4cc5d4becb3e42b6ULL, 0x597f299cfc657e2aULL, 0x5fcb6fab3ad6faecULL, 0x6c44198c4a475817ULL
 };
 
-/*
- * For convenience, we use a common context for all the hash algorithms,
- * which means some elements may be unused...
- */
-typedef struct ALIGNED(64) {
-	uint8_t buf[MAX_BLOCKSIZE];
-	uint64_t state[8];
-	uint64_t bytecount;
-} HASH_CONTEXT;
-
 static void md5_init(HASH_CONTEXT *ctx)
 {
 	memset(ctx, 0, sizeof(*ctx));
@@ -1467,9 +1443,6 @@ static void null_write(HASH_CONTEXT *ctx, const uint8_t *buf, size_t len) { }
 static void null_final(HASH_CONTEXT *ctx) { }
 #endif
 
-typedef void hash_init_t(HASH_CONTEXT *ctx);
-typedef void hash_write_t(HASH_CONTEXT *ctx, const uint8_t *buf, size_t len);
-typedef void hash_final_t(HASH_CONTEXT *ctx);
 hash_init_t *hash_init[HASH_MAX] = { md5_init, sha1_init , sha256_init, sha512_init };
 hash_write_t *hash_write[HASH_MAX] = { md5_write, sha1_write , sha256_write, sha512_write };
 hash_final_t *hash_final[HASH_MAX] = { md5_final, sha1_final , sha256_final, sha512_final };
diff --git a/src/missing.h b/src/missing.h
index 88dc116c..57bee44b 100644
--- a/src/missing.h
+++ b/src/missing.h
@@ -31,14 +31,14 @@
 #define MIN(a,b) (((a) < (b)) ? (a) : (b))
 #endif
 
+#ifndef MAX
+#define MAX(a,b) (((a) > (b)) ? (a) : (b))
+#endif
+
 #define LO_ALIGN_X_TO_Y(x, y) (((x) / (y)) * (y))
 #define HI_ALIGN_X_TO_Y(x, y) ((((x) + (y) - 1) / (y)) * (y))
 
-#if defined(__GNUC__)
-#define ALIGNED(m) __attribute__ ((__aligned__(m)))
-#elif defined(_MSC_VER)
-#define ALIGNED(m) __declspec(align(m))
-#endif
+#define IS_HEXASCII(c) (((c) >= '0' && (c) <= '9') || ((c) >= 'A' && (c) <= 'F') || ((c) >= 'a' && (c) <= 'f'))
 
 /*
  * Prefetch 64 bytes at address m, for read-only operation
diff --git a/src/process.c b/src/process.c
index 9511808e..1027ee54 100644
--- a/src/process.c
+++ b/src/process.c
@@ -499,8 +499,8 @@ static DWORD WINAPI SearchProcessThread(LPVOID param)
 				goto out;
 			}
 			if (wHandleName != NULL) {
-				for (i = 0; i < nHandles; i++)
-					free(wHandleName[i]);
+				for (j = 0; j < nHandles; j++)
+					free(wHandleName[j]);
 				free(wHandleName);
 			}
 			safe_free(wHandleNameLen);
@@ -515,10 +515,10 @@ static DWORD WINAPI SearchProcessThread(LPVOID param)
 				ReleaseMutex(hLock);
 				goto out;
 			}
-			for (i = 0; i < nHandles; i++) {
-				wHandleName[i] = wcsdup(blocking_process.wHandleName[i]);
-				wHandleNameLen[i] = (USHORT)wcslen(blocking_process.wHandleName[i]);
-				if (wHandleName[i] == NULL) {
+			for (j = 0; j < nHandles; j++) {
+				wHandleName[j] = wcsdup(blocking_process.wHandleName[j]);
+				wHandleNameLen[j] = (USHORT)wcslen(blocking_process.wHandleName[j]);
+				if (wHandleName[j] == NULL) {
 					ReleaseMutex(hLock);
 					goto out;
 				}
@@ -741,8 +741,8 @@ out:
 		uprintf("Warning: Could not start process handle enumerator!");
 
 	if (wHandleName != NULL) {
-		for (i = 0; i < nHandles; i++)
-			free(wHandleName[i]);
+		for (j = 0; j < nHandles; j++)
+			free(wHandleName[j]);
 		free(wHandleName);
 	}
 	safe_free(wHandleNameLen);
diff --git a/src/rufus.h b/src/rufus.h
index c22da925..800a7a39 100644
--- a/src/rufus.h
+++ b/src/rufus.h
@@ -311,14 +311,6 @@ enum image_option_type {
 	IMOP_MAX
 };
 
-enum hash_type {
-	HASH_MD5 = 0,
-	HASH_SHA1,
-	HASH_SHA256,
-	HASH_SHA512,
-	HASH_MAX
-};
-
 enum file_io_type {
 	FILE_IO_READ = 0,
 	FILE_IO_WRITE,
@@ -484,6 +476,51 @@ typedef struct {
 	uint32_t* address;	// 32-bit will do, as we're not dealing with >4GB DLLs...
 } dll_resolver_t;
 
+/* Alignment macro */
+#if defined(__GNUC__)
+#define ALIGNED(m) __attribute__ ((__aligned__(m)))
+#elif defined(_MSC_VER)
+#define ALIGNED(m) __declspec(align(m))
+#endif
+
+/* Hash definitions */
+enum hash_type {
+	HASH_MD5 = 0,
+	HASH_SHA1,
+	HASH_SHA256,
+	HASH_SHA512,
+	HASH_MAX
+};
+
+/* Blocksize for each hash algorithm - Must be a power of 2 */
+#define MD5_BLOCKSIZE       64
+#define SHA1_BLOCKSIZE      64
+#define SHA256_BLOCKSIZE    64
+#define SHA512_BLOCKSIZE    128
+#define MAX_BLOCKSIZE       SHA512_BLOCKSIZE
+
+/* Hashsize for each hash algorithm */
+#define MD5_HASHSIZE        16
+#define SHA1_HASHSIZE       20
+#define SHA256_HASHSIZE     32
+#define SHA512_HASHSIZE     64
+#define MAX_HASHSIZE        SHA512_HASHSIZE
+
+/* Context for the hash algorithms */
+typedef struct ALIGNED(64) {
+	uint8_t buf[MAX_BLOCKSIZE];
+	uint64_t state[8];
+	uint64_t bytecount;
+} HASH_CONTEXT;
+
+/* Hash functions */
+typedef void hash_init_t(HASH_CONTEXT* ctx);
+typedef void hash_write_t(HASH_CONTEXT* ctx, const uint8_t* buf, size_t len);
+typedef void hash_final_t(HASH_CONTEXT* ctx);
+extern hash_init_t* hash_init[HASH_MAX];
+extern hash_write_t* hash_write[HASH_MAX];
+extern hash_final_t* hash_final[HASH_MAX];
+
 #ifndef __VA_GROUP__
 #define __VA_GROUP__(...)  __VA_ARGS__
 #endif
diff --git a/src/rufus.rc b/src/rufus.rc
index e837f416..22d6d612 100644
--- a/src/rufus.rc
+++ b/src/rufus.rc
@@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
 IDD_DIALOG DIALOGEX 12, 12, 232, 326
 STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
 EXSTYLE WS_EX_ACCEPTFILES
-CAPTION "Rufus 4.5.2117"
+CAPTION "Rufus 4.5.2118"
 FONT 9, "Segoe UI Symbol", 400, 0, 0x0
 BEGIN
     LTEXT           "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
@@ -392,8 +392,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 4,5,2117,0
- PRODUCTVERSION 4,5,2117,0
+ FILEVERSION 4,5,2118,0
+ PRODUCTVERSION 4,5,2118,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -411,13 +411,13 @@ BEGIN
             VALUE "Comments", "https://rufus.ie"
             VALUE "CompanyName", "Akeo Consulting"
             VALUE "FileDescription", "Rufus"
-            VALUE "FileVersion", "4.5.2117"
+            VALUE "FileVersion", "4.5.2118"
             VALUE "InternalName", "Rufus"
             VALUE "LegalCopyright", "© 2011-2024 Pete Batard (GPL v3)"
             VALUE "LegalTrademarks", "https://www.gnu.org/licenses/gpl-3.0.html"
             VALUE "OriginalFilename", "rufus-4.5.exe"
             VALUE "ProductName", "Rufus"
-            VALUE "ProductVersion", "4.5.2117"
+            VALUE "ProductVersion", "4.5.2118"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/src/stdio.c b/src/stdio.c
index 7a52a6fe..88ca20c2 100644
--- a/src/stdio.c
+++ b/src/stdio.c
@@ -125,7 +125,8 @@ uint32_t read_file(const char* path, uint8_t** buf)
 	uint32_t size = (uint32_t)ftell(fd);
 	fseek(fd, 0L, SEEK_SET);
 
-	*buf = malloc(size);
+	// +1 so we can add an extra NUL
+	*buf = malloc(size + 1);
 	if (*buf == NULL) {
 		uprintf("Error: Can't allocate %d bytes buffer for file '%s'", size, path);
 		size = 0;
@@ -135,6 +136,8 @@ uint32_t read_file(const char* path, uint8_t** buf)
 		uprintf("Error: Can't read '%s'", path);
 		size = 0;
 	}
+	// Always NUL terminate the file
+	(*buf)[size] = 0;
 
 out:
 	fclose(fd);