- ocaml-camlimages: TIFF reader multiple integer overflows (CVE 2009-3296 /
RHBZ#528732).
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camlimages-oversized-tiff-check-CVE-2009-3296.patch
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camlimages-oversized-tiff-check-CVE-2009-3296.patch
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--- camlimages-3.0.1.old/src/tiffread.c 2007-01-18 10:29:57.000000000 +0000
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+++ camlimages-3.0.1/src/tiffread.c 2009-10-16 10:26:53.841258260 +0100
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@@ -21,6 +21,13 @@
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#include <caml/memory.h>
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#include <caml/fail.h>
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+#include <limits.h>
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+#define oversized(x, y) \
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+ ((x) < 0 || (y) < 0 || ((y) != 0 && (x) > INT_MAX / (y)))
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+
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+#define failwith_oversized(lib) \
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+ failwith("#lib error: image contains oversized or bogus width and height");
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+
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/* These are defined in caml/config.h */
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#define int16 int16tiff
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#define uint16 uint16tiff
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@@ -64,6 +71,10 @@
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TIFFGetField(tif, TIFFTAG_YRESOLUTION, &yres);
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TIFFGetField(tif, TIFFTAG_PHOTOMETRIC, &photometric);
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+ if (oversized (imagewidth, imagelength)) {
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+ failwith_oversized("tiff");
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+ }
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+
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if( imagesample == 3 && photometric == PHOTOMETRIC_RGB ){
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if( imagebits != 8 ){
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failwith("Sorry, tiff rgb file must be 24bit-color");
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@ -4,7 +4,7 @@
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Name: ocaml-camlimages
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Name: ocaml-camlimages
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Version: 3.0.1
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Version: 3.0.1
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Release: 12%{?dist}
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Release: 12%{?dist}.1
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Summary: OCaml image processing library
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Summary: OCaml image processing library
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Group: Development/Libraries
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Group: Development/Libraries
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@ -20,6 +20,9 @@ Patch0: camlimages-3.0.1-display-module.patch
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# https://bugzilla.redhat.com/show_bug.cgi?id=509531#c4
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# https://bugzilla.redhat.com/show_bug.cgi?id=509531#c4
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Patch1: camlimages-oversized-png-check-CVE-2009-2295.patch
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Patch1: camlimages-oversized-png-check-CVE-2009-2295.patch
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# https://bugzilla.redhat.com/show_bug.cgi?id=528732
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Patch2: camlimages-oversized-tiff-check-CVE-2009-3296.patch
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BuildRequires: ocaml >= 3.10.1
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BuildRequires: ocaml >= 3.10.1
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BuildRequires: ocaml-lablgtk-devel
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BuildRequires: ocaml-lablgtk-devel
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BuildRequires: ocaml-x11
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BuildRequires: ocaml-x11
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@ -67,6 +70,7 @@ Includes documentation provided by ocamldoc
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# the examples/liv directory, so rename it:
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# the examples/liv directory, so rename it:
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%patch0 -p1
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%patch0 -p1
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%patch1 -p1
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%patch1 -p1
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%patch2 -p1
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aclocal -I .
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aclocal -I .
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automake
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automake
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autoconf
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autoconf
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@ -112,6 +116,10 @@ rm -rf $RPM_BUILD_ROOT
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%changelog
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%changelog
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* Fri Oct 16 2009 Richard W.M. Jones <rjones@redhat.com> - 3.0.1-12.fc12.1
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- ocaml-camlimages: TIFF reader multiple integer overflows
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(CVE 2009-3296 / RHBZ#528732).
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* Tue Sep 29 2009 Richard W.M. Jones <rjones@redhat.com> - 3.0.1-12
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* Tue Sep 29 2009 Richard W.M. Jones <rjones@redhat.com> - 3.0.1-12
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- Force rebuild against newer lablgtk.
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- Force rebuild against newer lablgtk.
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