Upstream-Status: Backport from https://gitlab.com/libtiff/libtiff/-/commit/4fc16f649fa2875d5c388cf2edc295510a247ee5
Signed-off-by: Hitendra Prajapati <hprajap...@mvista.com> --- .../libtiff/files/CVE-2023-40745.patch | 34 +++++++++++++++++++ meta/recipes-multimedia/libtiff/tiff_4.1.0.bb | 1 + 2 files changed, 35 insertions(+) create mode 100644 meta/recipes-multimedia/libtiff/files/CVE-2023-40745.patch diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2023-40745.patch b/meta/recipes-multimedia/libtiff/files/CVE-2023-40745.patch new file mode 100644 index 0000000000..6eb286039f --- /dev/null +++ b/meta/recipes-multimedia/libtiff/files/CVE-2023-40745.patch @@ -0,0 +1,34 @@ +From 4fc16f649fa2875d5c388cf2edc295510a247ee5 Mon Sep 17 00:00:00 2001 +From: Arie Haenel <arie.hae...@jct.ac.il> +Date: Wed, 19 Jul 2023 19:34:25 +0000 +Subject: [PATCH] tiffcp: fix memory corruption (overflow) on hostile images + (fixes #591) + +Upstream-Status: Backport from [https://gitlab.com/libtiff/libtiff/-/commit/4fc16f649fa2875d5c388cf2edc295510a247ee5] +CVE: CVE-2023-40745 +Signed-off-by: Hitendra Prajapati <hprajap...@mvista.com> +--- + tools/tiffcp.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/tools/tiffcp.c b/tools/tiffcp.c +index 83b3910..007bd05 100644 +--- a/tools/tiffcp.c ++++ b/tools/tiffcp.c +@@ -1437,6 +1437,13 @@ DECLAREreadFunc(readSeparateTilesIntoBuffer) + TIFFError(TIFFFileName(in), "Error, cannot handle that much samples per tile row (Tile Width * Samples/Pixel)"); + return 0; + } ++ ++ if ( (imagew - tilew * spp) > INT_MAX ){ ++ TIFFError(TIFFFileName(in), ++ "Error, image raster scan line size is too large"); ++ return 0; ++ } ++ + iskew = imagew - tilew*spp; + tilebuf = _TIFFmalloc(tilesize); + if (tilebuf == 0) +-- +2.25.1 + diff --git a/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb b/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb index d27381b4cd..31e7db19aa 100644 --- a/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb +++ b/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb @@ -45,6 +45,7 @@ SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \ file://CVE-2023-3316.patch \ file://CVE-2023-3576.patch \ file://CVE-2023-3618.patch \ + file://CVE-2023-40745.patch \ " SRC_URI[md5sum] = "2165e7aba557463acc0664e71a3ed424" SRC_URI[sha256sum] = "5d29f32517dadb6dbcd1255ea5bbc93a2b54b94fbf83653b4d65c7d6775b8634" -- 2.25.1
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