wireshark: Fix CVE-2023-2906

Upstream-Status: Backport from https://gitlab.com/wireshark/wireshark/-/commit/44dc70cc5aadca91cb8ba3710c59c3651b7b0d4d

Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
Signed-off-by: Armin Kuster <akuster@mvista.com>

2 files changed, 39 insertions, 0 deletions

diff --git a/meta-networking/recipes-support/wireshark/files/CVE-2023-2906.patch b/meta-networking/recipes-support/wireshark/files/CVE-2023-2906.patch
new file mode 100644
index 0000000000..fe21097286
--- /dev/null
+++ b/meta-networking/recipes-support/wireshark/files/CVE-2023-2906.patch
@@ -0,0 +1,38 @@
+From 44dc70cc5aadca91cb8ba3710c59c3651b7b0d4d Mon Sep 17 00:00:00 2001
+From: Jaap Keuter <jaap.keuter@xs4all.nl>
+Date: Thu, 27 Jul 2023 20:21:19 +0200
+Subject: [PATCH] CP2179: Handle timetag info response without records
+
+Fixes #19229
+
+Upstream-Status: Backport [https://gitlab.com/wireshark/wireshark/-/commit/44dc70cc5aadca91cb8ba3710c59c3651b7b0d4d]
+CVE: CVE-2023-2906
+Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
+---
+ epan/dissectors/packet-cp2179.c | 7 +++++--
+ 1 file changed, 5 insertions(+), 2 deletions(-)
+
+diff --git a/epan/dissectors/packet-cp2179.c b/epan/dissectors/packet-cp2179.c
+index 30f53f8..70fe033 100644
+--- a/epan/dissectors/packet-cp2179.c
++++ b/epan/dissectors/packet-cp2179.c
+@@ -721,11 +721,14 @@ dissect_response_frame(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo, int
+                     proto_tree_add_item(cp2179_proto_tree, hf_cp2179_timetag_numsets, tvb, offset, 1, ENC_LITTLE_ENDIAN);
+ 
+                     num_records = tvb_get_guint8(tvb, offset) & 0x7F;
++                    offset += 1;
++
++                    if (num_records == 0 || numberofcharacters <= 1)
++                        break;
++
+                     recordsize = (numberofcharacters-1) / num_records;
+                     num_values = (recordsize-6) / 2;      /* Determine how many 16-bit analog values are present in each event record */
+ 
+-                    offset += 1;
+-
+                     for (x = 0; x < num_records; x++)
+                     {
+                         cp2179_event_tree = proto_tree_add_subtree_format(cp2179_proto_tree, tvb, offset, recordsize, ett_cp2179_event, NULL, "Event Record # %d", x+1);
+-- 
+2.25.1
+
diff --git a/meta-networking/recipes-support/wireshark/wireshark_3.4.12.bb b/meta-networking/recipes-support/wireshark/wireshark_3.4.12.bb
index ec6e11edd2..19489a8bcb 100644
--- a/meta-networking/recipes-support/wireshark/wireshark_3.4.12.bb
+++ b/meta-networking/recipes-support/wireshark/wireshark_3.4.12.bb
@@ -24,6 +24,7 @@ SRC_URI += " \
     file://CVE-2023-0666.patch \
     file://CVE-2023-0667.patch \
     file://CVE-2023-0668.patch \
+    file://CVE-2023-2906.patch \
 "
 
 UPSTREAM_CHECK_URI = "https://1.as.dl.wireshark.org/src"