diff options
Diffstat (limited to 'poky/meta/recipes-multimedia/libtiff/tiff/CVE-2023-52356.patch')
-rw-r--r-- | poky/meta/recipes-multimedia/libtiff/tiff/CVE-2023-52356.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/poky/meta/recipes-multimedia/libtiff/tiff/CVE-2023-52356.patch b/poky/meta/recipes-multimedia/libtiff/tiff/CVE-2023-52356.patch new file mode 100644 index 0000000000..75f5d8946a --- /dev/null +++ b/poky/meta/recipes-multimedia/libtiff/tiff/CVE-2023-52356.patch @@ -0,0 +1,49 @@ +From 51558511bdbbcffdce534db21dbaf5d54b31638a Mon Sep 17 00:00:00 2001 +From: Even Rouault <even.rouault@spatialys.com> +Date: Thu, 1 Feb 2024 11:38:14 +0000 +Subject: [PATCH] TIFFReadRGBAStrip/TIFFReadRGBATile: add more validation of + col/row (fixes #622) + +CVE: CVE-2023-52356 +Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/51558511bdbbcffdce534db21dbaf5d54b31638a] + +Signed-off-by: Yogita Urade <yogita.urade@windriver.com> +--- + libtiff/tif_getimage.c | 15 +++++++++++++++ + 1 file changed, 15 insertions(+) + +diff --git a/libtiff/tif_getimage.c b/libtiff/tif_getimage.c +index 41f7dfd..9cd6eee 100644 +--- a/libtiff/tif_getimage.c ++++ b/libtiff/tif_getimage.c +@@ -3224,6 +3224,13 @@ int TIFFReadRGBAStripExt(TIFF *tif, uint32_t row, uint32_t *raster, + if (TIFFRGBAImageOK(tif, emsg) && + TIFFRGBAImageBegin(&img, tif, stop_on_error, emsg)) + { ++ if (row >= img.height) ++ { ++ TIFFErrorExtR(tif, TIFFFileName(tif), ++ "Invalid row passed to TIFFReadRGBAStrip()."); ++ TIFFRGBAImageEnd(&img); ++ return (0); ++ } + + img.row_offset = row; + img.col_offset = 0; +@@ -3301,6 +3308,14 @@ int TIFFReadRGBATileExt(TIFF *tif, uint32_t col, uint32_t row, uint32_t *raster, + return (0); + } + ++ if (col >= img.width || row >= img.height) ++ { ++ TIFFErrorExtR(tif, TIFFFileName(tif), ++ "Invalid row/col passed to TIFFReadRGBATile()."); ++ TIFFRGBAImageEnd(&img); ++ return (0); ++ } ++ + /* + * The TIFFRGBAImageGet() function doesn't allow us to get off the + * edge of the image, even to fill an otherwise valid tile. So we +-- +2.40.0 |