diff options
| -rw-r--r-- | MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c b/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c index c7d9ad498c..359fac0adf 100644 --- a/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c +++ b/MdeModulePkg/Universal/Disk/UdfDxe/FileSystemOperations.c @@ -2219,6 +2219,10 @@ ResolveSymlink ( return EFI_VOLUME_CORRUPTED;
}
+ if ((UINTN)PathComp->ComponentIdentifier + PathCompLength > (UINTN)EndData) {
+ return EFI_VOLUME_CORRUPTED;
+ }
+
Char = FileName;
for (Index = 1; Index < PathCompLength; Index++) {
if (CompressionId == 16) {
|