freerdp: patch CVE-2023-39351

Details: https://nvd.nist.gov/vuln/detail/CVE-2023-39351

Pick the patch that is mentioned by Debian[1] to solve the problem.

[1]: https://security-tracker.debian.org/tracker/CVE-2023-39351

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>

meta-oe/recipes-support/freerdp/freerdp/CVE-2023-39351.patch

@@ -0,0 +1,30 @@
+From 4a6475e50797218dec507f75477d6c047b14e9f6 Mon Sep 17 00:00:00 2001
+From: Armin Novak <anovak@thincast.com>
+Date: Sat, 5 Aug 2023 09:29:19 +0200
+Subject: [PATCH] free content of currentMessage on fail
+
+(cherry picked from commit e17ee48065d1ebcf863e8d0421cd656c4ef04d41)
+
+CVE: CVE-2023-39351
+Upstream-Status: Backport [https://github.com/FreeRDP/FreeRDP/commit/99e243cdbc31f66b5c917452c8fed3276e8bdcd5]
+Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
+---
+ libfreerdp/codec/rfx.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/libfreerdp/codec/rfx.c b/libfreerdp/codec/rfx.c
+index 8c65e7508..3001f71bd 100644
+--- a/libfreerdp/codec/rfx.c
++++ b/libfreerdp/codec/rfx.c
+@@ -1225,6 +1225,11 @@ BOOL rfx_process_message(RFX_CONTEXT* context, const BYTE* data, UINT32 length,
+ 		region16_uninit(&clippingRects);
+ 		return TRUE;
+ 	}
++	else
++	{
++	    rfx_message_free(context, message);
++	    context->currentMessage.freeArray = TRUE;
++	}
+ 
+ 	return FALSE;
+ }

meta-oe/recipes-support/freerdp/freerdp_2.6.1.bb

@@ -22,6 +22,7 @@ SRC_URI = "git://github.com/FreeRDP/FreeRDP.git;branch=stable-2.0;protocol=https
            file://CVE-2022-39282.patch \
            file://CVE-2022-39320.patch \
            file://CVE-2023-39350.patch \
+           file://CVE-2023-39351.patch \
            "
 
 S = "${WORKDIR}/git"