diff options
Diffstat (limited to 'gnu/packages/patches/libtiff-invalid-read.patch')
-rw-r--r-- | gnu/packages/patches/libtiff-invalid-read.patch | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/gnu/packages/patches/libtiff-invalid-read.patch b/gnu/packages/patches/libtiff-invalid-read.patch deleted file mode 100644 index 92742d8757..0000000000 --- a/gnu/packages/patches/libtiff-invalid-read.patch +++ /dev/null @@ -1,64 +0,0 @@ -Fix invalid read in t2p_writeproc(): - -http://bugzilla.maptools.org/show_bug.cgi?id=2639 - -2016-12-20 Even Rouault <even.rouault at spatialys.com> - - * tools/tiff2pdf.c: avoid potential invalid memory read in - t2p_writeproc. - Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2639 - - -/cvs/maptools/cvsroot/libtiff/ChangeLog,v <-- ChangeLog -new revision: 1.1198; previous revision: 1.1197 -/cvs/maptools/cvsroot/libtiff/tools/tiff2pdf.c,v <-- tools/tiff2pdf.c -new revision: 1.100; previous revision: 1.99 - -Index: libtiff/tools/tiff2pdf.c -=================================================================== -RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiff2pdf.c,v -retrieving revision 1.99 -retrieving revision 1.100 -diff -u -r1.99 -r1.100 ---- libtiff/tools/tiff2pdf.c 20 Dec 2016 17:13:26 -0000 1.99 -+++ libtiff/tools/tiff2pdf.c 20 Dec 2016 17:24:35 -0000 1.100 -@@ -2896,6 +2896,7 @@ - } - if(TIFFGetField(input, TIFFTAG_JPEGTABLES, &count, &jpt) != 0) { - if (count >= 4) { -+ int retTIFFReadRawTile; - /* Ignore EOI marker of JpegTables */ - _TIFFmemcpy(buffer, jpt, count - 2); - bufferoffset += count - 2; -@@ -2903,22 +2904,23 @@ - table_end[0] = buffer[bufferoffset-2]; - table_end[1] = buffer[bufferoffset-1]; - xuint32 = bufferoffset; -- bufferoffset -= 2; -- bufferoffset += TIFFReadRawTile( -+ bufferoffset -= 2; -+ retTIFFReadRawTile= TIFFReadRawTile( - input, - tile, - (tdata_t) &(((unsigned char*)buffer)[bufferoffset]), - -1); -+ if( retTIFFReadRawTile < 0 ) -+ { -+ _TIFFfree(buffer); -+ t2p->t2p_error = T2P_ERR_ERROR; -+ return(0); -+ } -+ bufferoffset += retTIFFReadRawTile; - /* Overwrite SOI marker of image scan with previously */ - /* saved end of JpegTables */ - buffer[xuint32-2]=table_end[0]; - buffer[xuint32-1]=table_end[1]; -- } else { -- bufferoffset += TIFFReadRawTile( -- input, -- tile, -- (tdata_t) &(((unsigned char*)buffer)[bufferoffset]), -- -1); - } - } - t2pWriteFile(output, (tdata_t) buffer, bufferoffset); |