Fix T82602: checking image header reads past buffer bounds

Use the size argument to ensure checking the header doesn't read
past the buffer bounds when reading corrupt/truncated headers
from image files.

1 files changed, 2 insertions, 2 deletions

diff --git a/source/blender/imbuf/intern/cineon/logImageCore.h b/source/blender/imbuf/intern/cineon/logImageCore.h
index a2d50f21a98..c2704a086b6 100644
--- a/source/blender/imbuf/intern/cineon/logImageCore.h
+++ b/source/blender/imbuf/intern/cineon/logImageCore.h
@@ -181,8 +181,8 @@ enum descriptor {
 /* int functions return 0 for OK */
 
 void logImageSetVerbose(int verbosity);
-int logImageIsDpx(const void *buffer);
-int logImageIsCineon(const void *buffer);
+int logImageIsDpx(const void *buffer, unsigned int size);
+int logImageIsCineon(const void *buffer, unsigned int size);
 LogImageFile *logImageOpenFromMemory(const unsigned char *buffer, unsigned int size);
 LogImageFile *logImageOpenFromFile(const char *filename, int cineon);
 void logImageGetSize(LogImageFile *logImage, int *width, int *height, int *depth);