tiff: backport fix for CVE-2022-2953

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 86 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2022-2953.patch b/meta/recipes-multimedia/libtiff/files/CVE-2022-2953.patch
new file mode 100644
index 0000000000..98020ff92f
--- /dev/null
+++ b/meta/recipes-multimedia/libtiff/files/CVE-2022-2953.patch
@@ -0,0 +1,86 @@
+CVE: CVE-2022-2053
+Upstream-Status: Backport
+Signed-off-by: Ross Burton <ross.burton@arm.com>
+
+From 8fe3735942ea1d90d8cef843b55b3efe8ab6feaf Mon Sep 17 00:00:00 2001
+From: Su_Laus <sulau@freenet.de>
+Date: Mon, 15 Aug 2022 22:11:03 +0200
+Subject: [PATCH] =?UTF-8?q?According=20to=20Richard=20Nolde=20https://gitl?=
+ =?UTF-8?q?ab.com/libtiff/libtiff/-/issues/401#note=5F877637400=20the=20ti?=
+ =?UTF-8?q?ffcrop=20option=20=E2=80=9E-S=E2=80=9C=20is=20also=20mutually?=
+ =?UTF-8?q?=20exclusive=20to=20the=20other=20crop=20options=20(-X|-Y),=20-?=
+ =?UTF-8?q?Z=20and=20-z.?=
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This is now checked and ends tiffcrop if those arguments are not mutually exclusive.
+
+This MR will fix the following tiffcrop issues: #349, #414, #422, #423, #424
+---
+ tools/tiffcrop.c | 31 ++++++++++++++++---------------
+ 1 file changed, 16 insertions(+), 15 deletions(-)
+
+diff --git a/tools/tiffcrop.c b/tools/tiffcrop.c
+index 90286a5e..c3b758ec 100644
+--- a/tools/tiffcrop.c
++++ b/tools/tiffcrop.c
+@@ -173,12 +173,12 @@ static   char tiffcrop_rev_date[] = "02-09-2022";
+ #define ROTATECW_270 32
+ #define ROTATE_ANY (ROTATECW_90 | ROTATECW_180 | ROTATECW_270)
+ 
+-#define CROP_NONE     0
+-#define CROP_MARGINS  1
+-#define CROP_WIDTH    2
+-#define CROP_LENGTH   4
+-#define CROP_ZONES    8
+-#define CROP_REGIONS 16
++#define CROP_NONE     0     /* "-S" -> Page_MODE_ROWSCOLS and page->rows/->cols != 0 */
++#define CROP_MARGINS  1     /* "-m" */
++#define CROP_WIDTH    2     /* "-X" */
++#define CROP_LENGTH   4     /* "-Y" */
++#define CROP_ZONES    8     /* "-Z" */
++#define CROP_REGIONS 16     /* "-z" */
+ #define CROP_ROTATE  32
+ #define CROP_MIRROR  64
+ #define CROP_INVERT 128
+@@ -316,7 +316,7 @@ struct crop_mask {
+ #define PAGE_MODE_RESOLUTION   1
+ #define PAGE_MODE_PAPERSIZE    2
+ #define PAGE_MODE_MARGINS      4
+-#define PAGE_MODE_ROWSCOLS     8
++#define PAGE_MODE_ROWSCOLS     8    /* for -S option */
+ 
+ #define INVERT_DATA_ONLY      10
+ #define INVERT_DATA_AND_TAG   11
+@@ -781,7 +781,7 @@ static const char usage_info[] =
+ "             The four debug/dump options are independent, though it makes little sense to\n"
+ "             specify a dump file without specifying a detail level.\n"
+ "\n"
+-"Note:        The (-X|-Y), -Z and -z options are mutually exclusive.\n"
++"Note:        The (-X|-Y), -Z, -z and -S options are mutually exclusive.\n"
+ "             In no case should the options be applied to a given selection successively.\n"
+ "\n"
+ ;
+@@ -2131,13 +2131,14 @@ void  process_command_opts (int argc, char *argv[], char *mp, char *mode, uint32
+ 		/*NOTREACHED*/
+       }
+     }
+-    /*-- Check for not allowed combinations (e.g. -X, -Y and -Z and -z are mutually exclusive) --*/
+-    char XY, Z, R;
++    /*-- Check for not allowed combinations (e.g. -X, -Y and -Z, -z and -S are mutually exclusive) --*/
++    char XY, Z, R, S;
+     XY = ((crop_data->crop_mode & CROP_WIDTH) || (crop_data->crop_mode & CROP_LENGTH));
+     Z = (crop_data->crop_mode & CROP_ZONES);
+     R = (crop_data->crop_mode & CROP_REGIONS);
+-    if ((XY && Z) || (XY && R) || (Z && R)) {
+-        TIFFError("tiffcrop input error", "The crop options(-X|-Y), -Z and -z are mutually exclusive.->Exit");
++    S = (page->mode & PAGE_MODE_ROWSCOLS);
++    if ((XY && Z) || (XY && R) || (XY && S) || (Z && R) || (Z && S) || (R && S)) {
++        TIFFError("tiffcrop input error", "The crop options(-X|-Y), -Z, -z and -S are mutually exclusive.->Exit");
+         exit(EXIT_FAILURE);
+     }
+   }  /* end process_command_opts */
+-- 
+2.34.1
+