tiff: Security fix for CVE-2024-13978, CVE-2025-8176, CVE-2025-8177

Upstream-Status: Backport from [https://gitlab.com/libtiff/libtiff/-/commit/7be20ccaab97455f192de0ac561ceda7cd9e12d1, https://gitlab.com/libtiff/libtiff/-/commit/2ebfffb0e8836bfb1cd7d85c059cd285c59761a4, https://gitlab.com/libtiff/libtiff/-/commit/3994cf3b3bc6b54c32f240ca5a412cffa11633fa, https://gitlab.com/libtiff/libtiff/-/commit/ce46f002eca4148497363f80fab33f9396bcbeda, https://gitlab.com/libtiff/libtiff/-/commit/ecc4ddbf1f0fed7957d1e20361e37f01907898e0, https://gitlab.com/libtiff/libtiff/-/commit/75d8eca6f106c01aadf76b8500a7d062b12f2d82, https://gitlab.com/libtiff/libtiff/-/commit/e8c9d6c616b19438695fd829e58ae4fde5bfbc22]

CVE's Fixed:
CVE-2024-13978 libtiff: LibTIFF Null Pointer Dereference
CVE-2025-8176 libtiff: LibTIFF Use-After-Free Vulnerability
CVE-2025-8177 libtiff: LibTIFF Buffer Overflow

(From OE-Core rev: 16d8a873c57b174e4d6581b58d890f2157aa2f2c)

Signed-off-by: Siddharth Doshi <sdoshi@mvista.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 45 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/libtiff/tiff/CVE-2024-13978_2.patch b/meta/recipes-multimedia/libtiff/tiff/CVE-2024-13978_2.patch
new file mode 100644
index 0000000000..a022fd41e2
--- /dev/null
+++ b/meta/recipes-multimedia/libtiff/tiff/CVE-2024-13978_2.patch
@@ -0,0 +1,45 @@
+From a80b9eb70a8137e2571b2f32bd05d1a22a5603c4 Mon Sep 17 00:00:00 2001
+From: Lee Howard <faxguy@howardsilvan.com>
+Date: Sat, 5 Oct 2024 09:45:30 -0700
+Subject: [PATCH 2/7] Check TIFFTAG_TILELENGTH and TIFFTAGTILEWIDTH for valid
+ input, addresses issue #650
+
+CVE: CVE-2024-13978
+Upstream-Status: Backport from [https://gitlab.com/libtiff/libtiff/-/commit/2ebfffb0e8836bfb1cd7d85c059cd285c59761a4]
+Signed-off-by: Siddharth Doshi <sdoshi@mvista.com>
+---
+ tools/tiff2pdf.c | 16 ++++++++++++++++
+ 1 file changed, 16 insertions(+)
+
+diff --git a/tools/tiff2pdf.c b/tools/tiff2pdf.c
+index 6dfc239..2010fee 100644
+--- a/tools/tiff2pdf.c
++++ b/tools/tiff2pdf.c
+@@ -1371,8 +1371,24 @@ void t2p_read_tiff_init(T2P *t2p, TIFF *input)
+             t2p->pdf_xrefcount += (t2p->tiff_tiles[i].tiles_tilecount - 1) * 2;
+             TIFFGetField(input, TIFFTAG_TILEWIDTH,
+                          &(t2p->tiff_tiles[i].tiles_tilewidth));
++            if (t2p->tiff_tiles[i].tiles_tilewidth < 1)
++            {
++                TIFFError(TIFF2PDF_MODULE, "Invalid tile width (%d), %s",
++                          t2p->tiff_tiles[i].tiles_tilewidth,
++                          TIFFFileName(input));
++                t2p->t2p_error = T2P_ERR_ERROR;
++                return;
++            }
+             TIFFGetField(input, TIFFTAG_TILELENGTH,
+                          &(t2p->tiff_tiles[i].tiles_tilelength));
++            if (t2p->tiff_tiles[i].tiles_tilelength < 1)
++            {
++                TIFFError(TIFF2PDF_MODULE, "Invalid tile length (%d), %s",
++                          t2p->tiff_tiles[i].tiles_tilelength,
++                          TIFFFileName(input));
++                t2p->t2p_error = T2P_ERR_ERROR;
++                return;
++            }
+             t2p->tiff_tiles[i].tiles_tiles = (T2P_TILE *)_TIFFmalloc(
+                 TIFFSafeMultiply(tmsize_t, t2p->tiff_tiles[i].tiles_tilecount,
+                                  sizeof(T2P_TILE)));
+-- 
+2.47.3
+