Changeset 106248 in vbox

Timestamp:

Oct 8, 2024 9:50:22 PM (7 weeks ago)

Author:

vboxsync

Message:

IPRT/ldrPE: Fixed bug in the page hashing code getting the offset of the terminator page wrong. bugref:10771

File:

• trunk/src/VBox/Runtime/common/ldr/ldrPE.cpp (modified) (3 diffs)

trunk/src/VBox/Runtime/common/ldr/ldrPE.cpp

@@ -2507 +2507 @@
     uint32_t        cbRawData   = pModPe->cbHeaders;
     uint32_t        offLastPage = 0;
+    uint32_t        cbLastPage  = 0;
 
     uint32_t const  cbScratchReadMax = cbScratch / cbPage * cbPage;
@@ -2524 +2525 @@
             uint32_t const cbPageInFile  = RT_MIN(cbPage, cbRawData - offPageInSect);
             offLastPage = offPageInFile;
+            cbLastPage  = cbPageInFile;
 
             /* Calculate and output the page offset. */
@@ -2624 +2626 @@
      * Add the terminator entry.
      */
-    *(uint32_t *)pbDst = offLastPage + cbPage;
+    *(uint32_t *)pbDst = offLastPage + cbLastPage;
     RT_BZERO(&pbDst[sizeof(uint32_t)], cbHash);