diff options
| author | martin <martin@NetBSD.org> | 2022-08-03 11:11:31 +0000 |
|---|---|---|
| committer | martin <martin@NetBSD.org> | 2022-08-03 11:11:31 +0000 |
| commit | c0cbb295300c06ff7945a8867c3b48a4e30dcb6c (patch) | |
| tree | 469ab5d104a53979d171771f7497c81e40af2693 /sys/compat/linux/common/linux_oldolduname.c | |
| parent | 8644187dad7b54af091a9162382bb0b561d53fbc (diff) | |
Pull up following revision(s), all via patch
(requested by riastradh in ticket #1487):
sys/compat/linux/arch/i386/linux_machdep.c: revision 1.168
sys/compat/sunos/sunos_misc.c: revision 1.177
sys/compat/netbsd32/netbsd32_compat_50.c: revision 1.52
sys/compat/common/kern_resource_43.c: revision 1.23
sys/compat/netbsd32/netbsd32_conv.h: revision 1.46
sys/compat/linux/arch/i386/linux_ptrace.c: revision 1.35
sys/compat/common/vfs_syscalls_12.c: revision 1.38
sys/compat/ultrix/ultrix_misc.c: revision 1.126
sys/compat/common/kern_sig_43.c: revision 1.37
sys/compat/linux/common/linux_mtio.c: revision 1.8
sys/compat/freebsd/freebsd_misc.c: revision 1.34
sys/compat/freebsd/freebsd_machdep.c: revision 1.5
sys/compat/linux/common/linux_olduname.c: revision 1.67
sys/compat/linux/arch/mips/linux_machdep.c: revision 1.44
sys/compat/freebsd/freebsd_sched.c: revision 1.23
sys/compat/ossaudio/ossaudio.c: revision 1.84
sys/compat/sys/time_types.h: revision 1.6
sys/compat/linux/arch/powerpc/linux_machdep.c: revision 1.51
sys/compat/common/ieee80211_20.c: revision 1.7
sys/compat/linux/common/linux_file.c: revision 1.119
sys/compat/linux/arch/arm/linux_machdep.c: revision 1.34
sys/compat/netbsd32/netbsd32_wait.c: revision 1.25
sys/compat/linux32/common/linux32_time.c: revision 1.38
sys/compat/linux/arch/powerpc/linux_ptrace.c: revision 1.33
sys/compat/linux/arch/alpha/linux_machdep.c: revision 1.52
sys/compat/linux32/arch/amd64/linux32_machdep.c: revision 1.46
sys/compat/netbsd32/netbsd32_compat_12.c: revision 1.36
sys/compat/ultrix/ultrix_ioctl.c: revision 1.39
sys/compat/linux/common/linux_misc.c: revision 1.252
sys/compat/linux/common/linux_hdio.c: revision 1.19
sys/compat/sunos/sunos_ioctl.c: revision 1.71
sys/compat/linux/common/linux_sched.c: revision 1.79
sys/compat/common/kern_info_43.c: revision 1.40
sys/compat/linux32/common/linux32_exec_elf32.c: revision 1.20
sys/compat/linux/common/linux_socket.c: revision 1.153
sys/compat/linux/arch/amd64/linux_machdep.c: revision 1.60
sys/compat/common/vfs_syscalls_43.c: revision 1.68
sys/compat/linux/arch/powerpc/linux_exec_powerpc.c: revision 1.25
sys/compat/netbsd32/netbsd32_ptrace.c: revision 1.9
sys/compat/common/kern_time_50.c: revision 1.37
sys/compat/netbsd32/netbsd32_compat_20.c: revision 1.42
sys/compat/linux/common/linux_cdrom.c: revision 1.28
sys/compat/linux/arch/m68k/linux_machdep.c: revision 1.43
sys/compat/common/kern_info_09.c: revision 1.22
sys/compat/linux32/common/linux32_resource.c: revision 1.12
sys/compat/linux/common/linux_oldolduname.c: revision 1.67
sys/compat/common/if_media_80.c: revision 1.4
sys/compat/linux/arch/alpha/linux_osf1.c: revision 1.5
sys/compat/netbsd32/netbsd32_nfssvc.c: revision 1.8
sys/compat/linux32/common/linux32_signal.c: revision 1.21
sys/compat/common/kern_sig_13.c: revision 1.22
sys/compat/sunos32/sunos32_ioctl.c: revision 1.36
sys/compat/netbsd32/netbsd32_compat_43.c: revision 1.62
sys/compat/linux/arch/arm/linux_ptrace.c: revision 1.23
sys/compat/netbsd32/netbsd32_time.c: revision 1.56
sys/compat/linux/common/linux_signal.c: revision 1.84
sys/compat/netbsd32/netbsd32_signal.c: revision 1.52
sys/compat/sunos32/sunos32_misc.c: revision 1.85
sys/compat/linux/common/linux_time.c: revision 1.40
sys/compat/linux/common/linux_fdio.c: revision 1.14
sys/compat/common/vfs_syscalls_30.c: revision 1.43
sys/compat: Memset zero before copyout.
Just in case of uninitialized padding which would lead to kernel
stack disclosure. If the compiler can prove the memset redundant
then it can optimize it away; otherwise better safe than sorry.
Diffstat (limited to 'sys/compat/linux/common/linux_oldolduname.c')
| -rw-r--r-- | sys/compat/linux/common/linux_oldolduname.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/compat/linux/common/linux_oldolduname.c b/sys/compat/linux/common/linux_oldolduname.c index c48939d49e5..1a9ec1f2f68 100644 --- a/sys/compat/linux/common/linux_oldolduname.c +++ b/sys/compat/linux/common/linux_oldolduname.c @@ -1,4 +1,4 @@ -/* $NetBSD: linux_oldolduname.c,v 1.66 2008/04/28 20:23:43 martin Exp $ */ +/* $NetBSD: linux_oldolduname.c,v 1.66.92.1 2022/08/03 11:11:32 martin Exp $ */ /*- * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc. @@ -30,7 +30,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: linux_oldolduname.c,v 1.66 2008/04/28 20:23:43 martin Exp $"); +__KERNEL_RCSID(0, "$NetBSD: linux_oldolduname.c,v 1.66.92.1 2022/08/03 11:11:32 martin Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -58,6 +58,8 @@ linux_sys_oldolduname(struct lwp *l, const struct linux_sys_oldolduname_args *ua } */ struct linux_oldoldutsname luts; + memset(&luts, 0, sizeof(luts)); + strlcpy(luts.l_sysname, linux_sysname, sizeof(luts.l_sysname)); strlcpy(luts.l_nodename, hostname, sizeof(luts.l_nodename)); strlcpy(luts.l_release, linux_release, sizeof(luts.l_release)); |
