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openSUSE:Step:15
tiff.26866
tiff-CVE-2022-0562.patch
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File tiff-CVE-2022-0562.patch of Package tiff.26866
Index: tiff-4.0.9/libtiff/tif_dirread.c =================================================================== --- tiff-4.0.9.orig/libtiff/tif_dirread.c +++ tiff-4.0.9/libtiff/tif_dirread.c @@ -4083,7 +4083,9 @@ TIFFReadDirectory(TIFF* tif) goto bad; } - memcpy(new_sampleinfo, tif->tif_dir.td_sampleinfo, old_extrasamples * sizeof(uint16)); + if (old_extrasamples > 0) + memcpy(new_sampleinfo, tif->tif_dir.td_sampleinfo, old_extrasamples * sizeof(uint16)); + _TIFFsetShortArray(&tif->tif_dir.td_sampleinfo, new_sampleinfo, tif->tif_dir.td_extrasamples); _TIFFfree(new_sampleinfo); }
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