Module Name: src Committed By: martin Date: Thu Nov 29 14:58:25 UTC 2018
Modified Files: src/sys/kern [netbsd-8]: sys_ptrace_common.c Log Message: Pull up following revision(s) (requested by maxv in ticket #1112): sys/kern/sys_ptrace_common.c: revision 1.46 Fix stack info leak. + Possible info leak: [len=136, leaked=92] | #0 0xffffffff80baf397 in kleak_copyout | #1 0xffffffff80bd4155 in ptrace_copyout_siginfo | #2 0xffffffff80bd5348 in do_ptrace | #3 0xffffffff80bd40fe in sys_ptrace | #4 0xffffffff80259c42 in syscall To generate a diff of this commit: cvs rdiff -u -r1.22.2.3 -r1.22.2.4 src/sys/kern/sys_ptrace_common.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/kern/sys_ptrace_common.c diff -u src/sys/kern/sys_ptrace_common.c:1.22.2.3 src/sys/kern/sys_ptrace_common.c:1.22.2.4 --- src/sys/kern/sys_ptrace_common.c:1.22.2.3 Sat May 5 19:13:21 2018 +++ src/sys/kern/sys_ptrace_common.c Thu Nov 29 14:58:25 2018 @@ -1,4 +1,4 @@ -/* $NetBSD: sys_ptrace_common.c,v 1.22.2.3 2018/05/05 19:13:21 martin Exp $ */ +/* $NetBSD: sys_ptrace_common.c,v 1.22.2.4 2018/11/29 14:58:25 martin Exp $ */ /*- * Copyright (c) 2008, 2009 The NetBSD Foundation, Inc. @@ -118,7 +118,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: sys_ptrace_common.c,v 1.22.2.3 2018/05/05 19:13:21 martin Exp $"); +__KERNEL_RCSID(0, "$NetBSD: sys_ptrace_common.c,v 1.22.2.4 2018/11/29 14:58:25 martin Exp $"); #ifdef _KERNEL_OPT #include "opt_ptrace.h" @@ -553,6 +553,7 @@ ptrace_get_siginfo(struct proc *t, struc { struct ptrace_siginfo psi; + memset(&psi, 0, sizeof(psi)); psi.psi_siginfo._info = t->p_sigctx.ps_info; psi.psi_lwpid = t->p_sigctx.ps_lwp;