[hurd, commited 1/3] hurd: Make adjtime reject out-of-range tv_usec values
Samuel Thibault <[email protected]>
| Newsgroups | gmane.os.hurd.cvs,gmane.comp.lib.glibc.alpha |
|---|---|
| Message-ID | <[email protected]> |
From: Michael Kelly <[email protected]> --- sysdeps/mach/hurd/adjtime.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/sysdeps/mach/hurd/adjtime.c b/sysdeps/mach/hurd/adjtime.c index c25b666a22..915b86da13 100644 --- a/sysdeps/mach/hurd/adjtime.c +++ b/sysdeps/mach/hurd/adjtime.c @@ -37,6 +37,13 @@ __adjtime (const struct timeval *delta, struct timeval *olddelta) if (olddelta == NULL) olddelta = &dummy; + if (delta != NULL) + { + if (delta->tv_usec >= TIME_MICROS_MAX || + delta->tv_usec <= -TIME_MICROS_MAX) + return EINVAL; + } + err = __host_adjust_time (hostpriv, /* `time_value_t' and `struct timeval' are in fact identical with the names changed. */ -- 2.53.0