tiff/tiff-CVE-2022-34526.patch

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Index: tiff-4.4.0/libtiff/tif_dirinfo.c
===================================================================
--- tiff-4.4.0.orig/libtiff/tif_dirinfo.c
+++ tiff-4.4.0/libtiff/tif_dirinfo.c
@@ -1191,6 +1191,9 @@ _TIFFCheckFieldIsValidForCodec(TIFF *tif
default:
return 1;
}
+ if( !TIFFIsCODECConfigured(tif->tif_dir.td_compression) ) {
+ return 0;
+ }
/* Check if codec specific tags are allowed for the current
* compression scheme (codec) */
switch (tif->tif_dir.td_compression) {