new file mode 100644
@@ -0,0 +1,33 @@
+From 8c0859a80444c90b8dfb862a9f16de74e16f0a9e Mon Sep 17 00:00:00 2001
+From: xiaoxiaoafeifei <lliangliang2007@163.com>
+Date: Fri, 21 Apr 2023 13:01:34 +0000
+Subject: [PATCH] countInkNamesString(): fix `UndefinedBehaviorSanitizer`:
+ applying zero offset to null pointer
+
+Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/9bd48f0dbd64fb94dc2b5b05238fde0bfdd4ff3f]
+CVE: CVE-2023-2908
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ libtiff/tif_dir.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/libtiff/tif_dir.c b/libtiff/tif_dir.c
+index 9d8267a..6389b40 100644
+--- a/libtiff/tif_dir.c
++++ b/libtiff/tif_dir.c
+@@ -145,10 +145,10 @@ static uint16
+ countInkNamesString(TIFF *tif, uint32 slen, const char *s)
+ {
+ uint16 i = 0;
+- const char *ep = s + slen;
+- const char *cp = s;
+
+ if (slen > 0) {
++ const char *ep = s + slen;
++ const char *cp = s;
+ do {
+ for (; cp < ep && *cp != '\0'; cp++) {}
+ if (cp >= ep)
+--
+2.25.1
+
new file mode 100644
@@ -0,0 +1,59 @@
+From d63de61b1ec3385f6383ef9a1f453e4b8b11d536 Mon Sep 17 00:00:00 2001
+From: Su_Laus <sulau@freenet.de>
+Date: Fri, 3 Feb 2023 17:38:55 +0100
+Subject: [PATCH] TIFFClose() avoid NULL pointer dereferencing. fix#515
+
+Closes #515
+
+Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/d63de61b1ec3385f6383ef9a1f453e4b8b11d536]
+CVE: CVE-2023-3316
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ libtiff/tif_close.c | 11 +++++++----
+ tools/tiffcrop.c | 5 ++++-
+ 2 files changed, 11 insertions(+), 5 deletions(-)
+
+diff --git a/libtiff/tif_close.c b/libtiff/tif_close.c
+index e4228df..335e80f 100644
+--- a/libtiff/tif_close.c
++++ b/libtiff/tif_close.c
+@@ -118,13 +118,16 @@ TIFFCleanup(TIFF* tif)
+ */
+
+ void
+-TIFFClose(TIFF* tif)
++TIFFClose(TIFF *tif)
+ {
+- TIFFCloseProc closeproc = tif->tif_closeproc;
+- thandle_t fd = tif->tif_clientdata;
++ if (tif != NULL)
++ {
++ TIFFCloseProc closeproc = tif->tif_closeproc;
++ thandle_t fd = tif->tif_clientdata;
+
+ TIFFCleanup(tif);
+- (void) (*closeproc)(fd);
++ (void)(*closeproc)(fd);
++ }
+ }
+
+ /* vim: set ts=8 sts=8 sw=8 noet: */
+diff --git a/tools/tiffcrop.c b/tools/tiffcrop.c
+index a533089..f14bb0c 100644
+--- a/tools/tiffcrop.c
++++ b/tools/tiffcrop.c
+@@ -2526,7 +2526,10 @@ main(int argc, char* argv[])
+ }
+ }
+
+- TIFFClose(out);
++ if (out != NULL)
++ {
++ TIFFClose(out);
++ }
+
+ return (0);
+ } /* end main */
+--
+2.25.1
+
new file mode 100644
@@ -0,0 +1,34 @@
+From 881a070194783561fd209b7c789a4e75566f7f37 Mon Sep 17 00:00:00 2001
+From: zhailiangliang <zhailiangliang@loongson.cn>
+Date: Tue, 7 Mar 2023 15:02:08 +0800
+Subject: [PATCH] Fix memory leak in tiffcrop.c
+
+Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/881a070194783561fd209b7c789a4e75566f7f37]
+CVE: CVE-2023-3618
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ tools/tiffcrop.c | 7 ++++++-
+ 1 file changed, 6 insertions(+), 1 deletion(-)
+
+diff --git a/tools/tiffcrop.c b/tools/tiffcrop.c
+index f14bb0c..7121c7c 100644
+--- a/tools/tiffcrop.c
++++ b/tools/tiffcrop.c
+@@ -7746,8 +7746,13 @@ createCroppedImage(struct image_data *image, struct crop_mask *crop,
+
+ read_buff = *read_buff_ptr;
+
++ /* Memory is freed before crop_buff_ptr is overwritten */
++ if (*crop_buff_ptr != NULL)
++ {
++ _TIFFfree(*crop_buff_ptr);
++ }
++
+ /* process full image, no crop buffer needed */
+- crop_buff = read_buff;
+ *crop_buff_ptr = read_buff;
+ crop->combined_width = image->width;
+ crop->combined_length = image->length;
+--
+2.25.1
+
new file mode 100644
@@ -0,0 +1,47 @@
+From b5c7d4c4e03333ac16b5cfb11acaaeaa493334f8 Mon Sep 17 00:00:00 2001
+From: Su_Laus <sulau@freenet.de>
+Date: Fri, 5 May 2023 19:43:46 +0200
+Subject: [PATCH] Consider error return of writeSelections(). Fixes #553
+
+Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/b5c7d4c4e03333ac16b5cfb11acaaeaa493334f8]
+CVE: CVE-2023-3618
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ tools/tiffcrop.c | 14 ++++++++++----
+ 1 file changed, 10 insertions(+), 4 deletions(-)
+
+diff --git a/tools/tiffcrop.c b/tools/tiffcrop.c
+index 7121c7c..93b7f96 100644
+--- a/tools/tiffcrop.c
++++ b/tools/tiffcrop.c
+@@ -2437,9 +2437,15 @@ main(int argc, char* argv[])
+ { /* Whole image or sections not based on output page size */
+ if (crop.selections > 0)
+ {
+- writeSelections(in, &out, &crop, &image, &dump, seg_buffs,
+- mp, argv[argc - 1], &next_page, total_pages);
+- }
++ if (writeSelections(in, &out, &crop, &image, &dump,
++ seg_buffs, mp, argv[argc - 1],
++ &next_page, total_pages))
++ {
++ TIFFError("main",
++ "Unable to write new image selections");
++ exit(EXIT_FAILURE);
++ }
++ }
+ else /* One file all images and sections */
+ {
+ if (update_output_file (&out, mp, crop.exp_mode, argv[argc - 1],
+@@ -7749,7 +7755,7 @@ createCroppedImage(struct image_data *image, struct crop_mask *crop,
+ /* Memory is freed before crop_buff_ptr is overwritten */
+ if (*crop_buff_ptr != NULL)
+ {
+- _TIFFfree(*crop_buff_ptr);
++ _TIFFfree(*crop_buff_ptr);
+ }
+
+ /* process full image, no crop buffer needed */
+--
+2.25.1
+
@@ -40,6 +40,10 @@ SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \
file://CVE-2023-25434-CVE-2023-25435.patch \
file://CVE-2023-26965.patch \
file://CVE-2023-26966.patch \
+ file://CVE-2023-2908.patch \
+ file://CVE-2023-3316.patch \
+ file://CVE-2023-3618-1.patch \
+ file://CVE-2023-3618-2.patch \
"
SRC_URI[md5sum] = "2165e7aba557463acc0664e71a3ed424"
SRC_URI[sha256sum] = "5d29f32517dadb6dbcd1255ea5bbc93a2b54b94fbf83653b4d65c7d6775b8634"