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