1CVE: CVE-2022-34568 2Upstream-Status: Backport [https://github.com/libsdl-org/SDL-1.2/commit/d7e00208738a0bc6af302723fe64908ac35b777b ] 3Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com> 4 5From d7e00208738a0bc6af302723fe64908ac35b777b Mon Sep 17 00:00:00 2001 6From: Ozkan Sezer <sezeroz@gmail.com> 7Date: Sat, 18 Jun 2022 14:55:00 +0300 8Subject: [PATCH] SDL_x11yuv.c: fix possible use-after-free 9 10Fixes: https://github.com/libsdl-org/SDL-1.2/issues/863 11--- 12 src/video/x11/SDL_x11yuv.c | 2 +- 13 1 file changed, 1 insertion(+), 1 deletion(-) 14 15diff --git a/src/video/x11/SDL_x11yuv.c b/src/video/x11/SDL_x11yuv.c 16index 62698dfd9..0d5754e3e 100644 17--- a/src/video/x11/SDL_x11yuv.c 18+++ b/src/video/x11/SDL_x11yuv.c 19@@ -374,8 +374,8 @@ SDL_Overlay *X11_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, S 20 #ifdef PITCH_WORKAROUND 21 if ( hwdata->image != NULL && hwdata->image->pitches[0] != (width*bpp) ) { 22 /* Ajust overlay width according to pitch */ 23- XFree(hwdata->image); 24 width = hwdata->image->pitches[0] / bpp; 25+ XFree(hwdata->image); 26 hwdata->image = SDL_NAME(XvCreateImage)(GFX_Display, xv_port, format, 27 0, width, height); 28 } 29