From: Siddharth Doshi <sdo...@mvista.com> Upstream-Status: Backport from [https://gitlab.com/libtiff/libtiff/-/commit/4fc16f649fa2875d5c388cf2edc295510a247ee5] CVE: CVE-2023-40745 Signed-off-by: Siddharth Doshi <sdo...@mvista.com> --- .../libtiff/tiff/CVE-2023-40745.patch | 34 +++++++++++++++++++ meta/recipes-multimedia/libtiff/tiff_4.3.0.bb | 1 + 2 files changed, 35 insertions(+) create mode 100644 meta/recipes-multimedia/libtiff/tiff/CVE-2023-40745.patch
diff --git a/meta/recipes-multimedia/libtiff/tiff/CVE-2023-40745.patch b/meta/recipes-multimedia/libtiff/tiff/CVE-2023-40745.patch new file mode 100644 index 0000000000..cb4656fd46 --- /dev/null +++ b/meta/recipes-multimedia/libtiff/tiff/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: Siddharth Doshi <sdo...@mvista.com> +--- + tools/tiffcp.c | 7 +++++++ + 1 file changed, 7 insertions(+) + +diff --git a/tools/tiffcp.c b/tools/tiffcp.c +index 57eef90..34b6ef2 100644 +--- a/tools/tiffcp.c ++++ b/tools/tiffcp.c +@@ -1577,6 +1577,13 @@ 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 = limitMalloc(tilesize); + if (tilebuf == 0) +-- +2.25.1 + diff --git a/meta/recipes-multimedia/libtiff/tiff_4.3.0.bb b/meta/recipes-multimedia/libtiff/tiff_4.3.0.bb index 61d8142e41..9071b407cf 100644 --- a/meta/recipes-multimedia/libtiff/tiff_4.3.0.bb +++ b/meta/recipes-multimedia/libtiff/tiff_4.3.0.bb @@ -43,6 +43,7 @@ SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \ file://CVE-2023-3618-1.patch \ file://CVE-2023-3618-2.patch \ file://CVE-2023-26966.patch \ + file://CVE-2023-40745.patch \ " SRC_URI[sha256sum] = "0e46e5acb087ce7d1ac53cf4f56a09b221537fc86dfc5daaad1c2e89e1b37ac8" -- 2.34.1
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