gnu: libtiff: Fix CVE-2016-9297.
* gnu/packages/patches/libtiff-CVE-2016-9297.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/image.scm (libtiff/fixed)[source]: Use it.master
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@ -668,6 +668,7 @@ dist_patch_DATA = \
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%D%/packages/patches/libtiff-CVE-2016-5323.patch \
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%D%/packages/patches/libtiff-CVE-2016-5323.patch \
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%D%/packages/patches/libtiff-CVE-2016-5652.patch \
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%D%/packages/patches/libtiff-CVE-2016-5652.patch \
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%D%/packages/patches/libtiff-CVE-2016-9273.patch \
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%D%/packages/patches/libtiff-CVE-2016-9273.patch \
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%D%/packages/patches/libtiff-CVE-2016-9297.patch \
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%D%/packages/patches/libtiff-oob-accesses-in-decode.patch \
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%D%/packages/patches/libtiff-oob-accesses-in-decode.patch \
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%D%/packages/patches/libtiff-oob-write-in-nextdecode.patch \
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%D%/packages/patches/libtiff-oob-write-in-nextdecode.patch \
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%D%/packages/patches/libtool-skip-tests2.patch \
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%D%/packages/patches/libtool-skip-tests2.patch \
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@ -300,7 +300,8 @@ collection of tools for doing simple manipulations of TIFF images.")
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"libtiff-CVE-2016-5321.patch"
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"libtiff-CVE-2016-5321.patch"
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"libtiff-CVE-2016-5323.patch"
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"libtiff-CVE-2016-5323.patch"
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"libtiff-CVE-2016-5652.patch"
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"libtiff-CVE-2016-5652.patch"
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"libtiff-CVE-2016-9273.patch"))))))
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"libtiff-CVE-2016-9273.patch"
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"libtiff-CVE-2016-9297.patch"))))))
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(define-public libwmf
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(define-public libwmf
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(package
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(package
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@ -0,0 +1,52 @@
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Fix CVE-2016-9297:
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9297
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http://bugzilla.maptools.org/show_bug.cgi?id=2590
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Patch copied from upstream source repository.
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2016-11-11 Even Rouault <even.rouault at spatialys.com>
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* libtiff/tif_dirread.c: in TIFFFetchNormalTag(), make sure that
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values of tags with TIFF_SETGET_C16_ASCII / TIFF_SETGET_C32_ASCII
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access are null terminated, to avoid potential read outside buffer
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in _TIFFPrintField().
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Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2590
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/cvs/maptools/cvsroot/libtiff/ChangeLog,v <-- ChangeLog
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new revision: 1.1154; previous revision: 1.1153
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/cvs/maptools/cvsroot/libtiff/libtiff/tif_dirread.c,v <--
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libtiff/tif_dirread.c
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new revision: 1.203; previous revision: 1.202Index: libtiff/libtiff/tif_dirread.c
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===================================================================
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RCS file: /cvs/maptools/cvsroot/libtiff/libtiff/tif_dirread.c,v
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retrieving revision 1.202
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retrieving revision 1.203
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diff -u -r1.202 -r1.203
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--- libtiff/libtiff/tif_dirread.c 11 Nov 2016 20:01:55 -0000 1.202
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+++ libtiff/libtiff/tif_dirread.c 11 Nov 2016 20:22:01 -0000 1.203
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@@ -5000,6 +5000,11 @@
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if (err==TIFFReadDirEntryErrOk)
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{
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int m;
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+ if( data[dp->tdir_count-1] != '\0' )
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+ {
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+ TIFFWarningExt(tif->tif_clientdata,module,"ASCII value for tag \"%s\" does not end in null byte. Forcing it to be null",fip->field_name);
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+ data[dp->tdir_count-1] = '\0';
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+ }
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m=TIFFSetField(tif,dp->tdir_tag,(uint16)(dp->tdir_count),data);
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if (data!=0)
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_TIFFfree(data);
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@@ -5172,6 +5177,11 @@
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if (err==TIFFReadDirEntryErrOk)
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{
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int m;
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+ if( data[dp->tdir_count-1] != '\0' )
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+ {
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+ TIFFWarningExt(tif->tif_clientdata,module,"ASCII value for tag \"%s\" does not end in null byte. Forcing it to be null",fip->field_name);
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+ data[dp->tdir_count-1] = '\0';
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+ }
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m=TIFFSetField(tif,dp->tdir_tag,(uint32)(dp->tdir_count),data);
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if (data!=0)
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_TIFFfree(data);
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