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SUSE:SLE-12-SP1:GA
libraw
libraw-CVE-2018-5810.patch
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File libraw-CVE-2018-5810.patch of Package libraw
--- a/internal/dcraw_common.cpp +++ b/internal/dcraw_common.cpp @@ -1506,7 +1511,12 @@ void CLASS rollei_thumb() void CLASS rollei_load_raw() { uchar pixel[10]; - unsigned iten=0, isix, i, buffer=0, todo[16]; + unsigned iten = 0, isix, i, buffer = 0, todo[16]; +#ifdef LIBRAW_LIBRARY_BUILD + if(raw_width > 32767 || raw_height > 32767) + throw LIBRAW_EXCEPTION_IO_BADFILE; +#endif + unsigned maxpixel = raw_width*(raw_height+7); isix = raw_width * raw_height * 5 / 8; while (fread (pixel, 1, 10, ifp) == 10) { @@ -1522,8 +1532,11 @@ void CLASS rollei_load_raw() todo[i] = isix++; todo[i+1] = buffer >> (14-i)*5; } - for (i=0; i < 16; i+=2) - raw_image[todo[i]] = (todo[i+1] & 0x3ff); + for (i = 0; i < 16; i += 2) + if(todo[i] < maxpixel) + raw_image[todo[i]] = (todo[i + 1] & 0x3ff); + else + derror(); } maximum = 0x3ff; }
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