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Fix CVE-2022-34526: https://nvd.nist.gov/vuln/detail/CVE-2022-34526 https://gitlab.com/libtiff/libtiff/-/issues/433 Patch taken from upstream source repository: https://gitlab.com/libtiff/libtiff/-/commit/275735d0354e39c0ac1dc3c0db2120d6f31d1990 diff --git a/libtiff/tif_dirinfo.c b/libtiff/tif_dirinfo.c --- a/libtiff/tif_dirinfo.c +++ b/libtiff/tif_dirinfo.c @@ -1191,6 +1191,9 @@ _TIFFCheckFieldIsValidForCodec(TIFF *tif, ttag_t tag) 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) { 'h' onchange='this.form.submit();'>
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