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openSUSE:Leap:42.3:Update
libraw
libraw-CVE-2017-6887,6886.patch
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File libraw-CVE-2017-6887,6886.patch of Package libraw
Index: LibRaw-0.17.1/internal/dcraw_common.cpp =================================================================== --- LibRaw-0.17.1.orig/internal/dcraw_common.cpp 2017-05-23 11:17:22.812560905 +0200 +++ LibRaw-0.17.1/internal/dcraw_common.cpp 2017-05-23 11:18:55.722147056 +0200 @@ -9064,7 +9064,12 @@ int CLASS parse_tiff_ifd (int base) if (!strcmp(model,"DSLR-A100") && tiff_ifd[ifd].t_width == 3872) { load_raw = &CLASS sony_arw_load_raw; data_offset = get4()+base; - ifd++; break; + ifd++; +#ifdef LIBRAW_LIBRARY_BUILD + if (ifd >= sizeof tiff_ifd / sizeof tiff_ifd[0]) + throw LIBRAW_EXCEPTION_IO_CORRUPT; +#endif + break; } #ifdef LIBRAW_LIBRARY_BUILD if (!strncmp(make,"Hasselblad",10) && libraw_internal_data.unpacker_data.hasselblad_parser_flag) { @@ -9316,6 +9321,8 @@ int CLASS parse_tiff_ifd (int base) break; case 50454: /* Sinar tag */ case 50455: + if (len < 1 || len > 2560000) + break; if (!(cbuf = (char *) malloc(len))) break; #ifndef LIBRAW_LIBRARY_BUILD fread (cbuf, 1, len, ifp);
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