From 836d5b6f6d305ba6542fac8ba2d16b2e4e8b13a7 Mon Sep 17 00:00:00 2001
From: Armin Novak <armin.novak@thincast.com>
Date: Thu, 30 Apr 2026 15:03:21 +0200
Subject: [PATCH] [codec,planar] fix bounds checks

---
 libfreerdp/codec/planar.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libfreerdp/codec/planar.c b/libfreerdp/codec/planar.c
index 9b4d13057..67fc4212e 100644
--- a/libfreerdp/codec/planar.c
+++ b/libfreerdp/codec/planar.c
@@ -841,12 +841,12 @@ BOOL planar_decompress(BITMAP_PLANAR_CONTEXT* planar, const BYTE* pSrcData, UINT
 				return FALSE;
 			}
 
-			if ((nXDst + nSrcWidth) * bpp > nDstStep)
+			if ((nXDst + nSrcWidth) * bpp > nTempStep)
 			{
 				WLog_ERR(TAG,
 				         "planar plane destination (X %" PRIu32 " + width %" PRIu32
 				         ") * bpp %" PRIu32 " exceeds stride %" PRIu32,
-				         nXDst, nSrcWidth, bpp, nDstStep);
+				         nXDst, nSrcWidth, bpp, nTempStep);
 				return FALSE;
 			}
 
-- 
2.52.0