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freerdp3: fix CVE-2026-25941

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Details: https://nvd.nist.gov/vuln/detail/CVE-2026-25941

Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
Signed-off-by: Anuj Mittal <anuj.mittal@oss.qualcomm.com>
This commit is contained in:
Ankur Tyagi
2026-04-09 19:08:59 +12:00
committed by Anuj Mittal
parent 7cc6fe87bc
commit 421f659e20
2 changed files with 29 additions and 0 deletions
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meta-oe/recipes-support/freerdp/freerdp3/CVE-2026-25941.patch
+28
View File
@@ -0,0 +1,28 @@
From 52f2ae7b2377efc80abb742e452a8565372fd29e Mon Sep 17 00:00:00 2001
From: Armin Novak <armin.novak@thincast.com>
Date: Mon, 9 Feb 2026 13:18:51 +0100
Subject: [PATCH] [channels,rdpgfx] check available stream length
(cherry picked from commit 2e3b77e28ac6a398897d28ba464dcc5dfab9c9e2)
CVE: CVE-2026-25941
Upstream-Status: Backport [https://github.com/FreeRDP/FreeRDP/commit/2e3b77e28ac6a398897d28ba464dcc5dfab9c9e2]
Signed-off-by: Ankur Tyagi <ankur.tyagi85@gmail.com>
---
channels/rdpgfx/client/rdpgfx_main.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/channels/rdpgfx/client/rdpgfx_main.c b/channels/rdpgfx/client/rdpgfx_main.c
index dd59c8b23..c08436b40 100644
--- a/channels/rdpgfx/client/rdpgfx_main.c
+++ b/channels/rdpgfx/client/rdpgfx_main.c
@@ -1371,7 +1371,8 @@ static UINT rdpgfx_recv_wire_to_surface_2_pdu(GENERIC_CHANNEL_CALLBACK* callback
Stream_Read_UINT8(s, pdu.pixelFormat); /* pixelFormat (1 byte) */
Stream_Read_UINT32(s, pdu.bitmapDataLength); /* bitmapDataLength (4 bytes) */
pdu.bitmapData = Stream_Pointer(s);
- Stream_Seek(s, pdu.bitmapDataLength);
+ if (!Stream_SafeSeek(s, pdu.bitmapDataLength))
+ return ERROR_INVALID_DATA;
DEBUG_RDPGFX(gfx->log,
"RecvWireToSurface2Pdu: surfaceId: %" PRIu16 " codecId: %s (0x%04" PRIX16 ") "
meta-oe/recipes-support/freerdp/freerdp3_3.4.0.bb
+1
View File
@@ -20,6 +20,7 @@ SRC_URI = "git://github.com/FreeRDP/FreeRDP.git;branch=master;protocol=https \
file://CVE-2024-32661.patch \
file://CVE-2024-32662.patch \
file://CVE-2025-4478.patch \
file://CVE-2026-25941.patch \
"
S = "${WORKDIR}/git"