Author: emaste Date: Mon Jan 21 16:19:02 2019 New Revision: 343260 URL: https://svnweb.freebsd.org/changeset/base/343260
Log: linuxulator: fix stack memory disclosure in linux_ioctl_v4l admbugs: 765 Reported by: Vlad Tsyrklevich <v...@tsyrklevich.net> Reviewed by: andrew MFC after: 1 day Security: Kernel stack memory disclosure Sponsored by: The FreeBSD Foundation Modified: head/sys/compat/linux/linux_ioctl.c Modified: head/sys/compat/linux/linux_ioctl.c ============================================================================== --- head/sys/compat/linux/linux_ioctl.c Mon Jan 21 15:27:58 2019 (r343259) +++ head/sys/compat/linux/linux_ioctl.c Mon Jan 21 16:19:02 2019 (r343260) @@ -2843,6 +2843,8 @@ linux_to_bsd_v4l_window(struct l_video_window *lvw, st static int bsd_to_linux_v4l_window(struct video_window *vw, struct l_video_window *lvw) { + memset(lvw, 0, sizeof(*lvw)); + lvw->x = vw->x; lvw->y = vw->y; lvw->width = vw->width; _______________________________________________ svn-src-all@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"