[OE-core][dunfell 01/14] libtiff: CVE-2022-34526 A stack overflow was discovered

Steve Sakoman
2022-08-29T21:02:59Z

From: Hitendra Prajapati <hprajapati@mvista.com>

Source: https://gitlab.com/libtiff/libtiff
MR: 120545
Type: Security Fix
Disposition: Backport from https://gitlab.com/libtiff/libtiff/-/commit/275735d0354e39c0ac1dc3c0db2120d6f31d1990
ChangeID: 4c781586f7aba27420a7adc0adc597cc68495387
Description:
CVE-2022-34526 libtiff: A stack overflow was discovered in the _TIFFVGetField function of Tiffsplit.

Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
---
.../libtiff/files/CVE-2022-34526.patch | 29 +++++++++++++++++++
meta/recipes-multimedia/libtiff/tiff_4.1.0.bb | 1 +
2 files changed, 30 insertions(+)
create mode 100644 meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch

diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch b/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch
new file mode 100644
index 0000000000..cf440ce55f
--- /dev/null
+++ b/meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch
@@ -0,0 +1,29 @@
+From 06386cc9dff5dc162006abe11fd4d1a6fad616cc Mon Sep 17 00:00:00 2001
+From: Hitendra Prajapati <hprajapati@mvista.com>
+Date: Thu, 18 Aug 2022 09:40:50 +0530
+Subject: [PATCH] CVE-2022-34526
+
+Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/275735d0354e39c0ac1dc3c0db2120d6f31d1990]
+CVE: CVE-2022-34526
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ libtiff/tif_dirinfo.c | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/libtiff/tif_dirinfo.c b/libtiff/tif_dirinfo.c
+index 52d53d4..4a1ca00 100644
+--- a/libtiff/tif_dirinfo.c
++++ b/libtiff/tif_dirinfo.c
+@@ -983,6 +983,9 @@ _TIFFCheckFieldIsValidForCodec(TIFF *tif, ttag_t tag)
+ default:
+ return 1;
+ }
++ if( !TIFFIsCODECConfigured(tif->tif_dir.td_compression) ) {
++ return 0;
++ }
+ /* Check if codec specific tags are allowed for the current
+ * compression scheme (codec) */
+ switch (tif->tif_dir.td_compression) {
+--
+2.25.1
+
diff --git a/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb b/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb
index 4383f7af8e..c061d2aaac 100644
--- a/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb
+++ b/meta/recipes-multimedia/libtiff/tiff_4.1.0.bb
@@ -25,6 +25,7 @@ SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \
file://CVE-2022-0891.patch \
file://CVE-2022-0924.patch \
file://CVE-2022-2056-CVE-2022-2057-CVE-2022-2058.patch \
+ file://CVE-2022-34526.patch \
"
SRC_URI[md5sum] = "2165e7aba557463acc0664e71a3ed424"
SRC_URI[sha256sum] = "5d29f32517dadb6dbcd1255ea5bbc93a2b54b94fbf83653b4d65c7d6775b8634"
--
2.25.1