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gtimer: Ensure arithmetic is correctly signed for ISO 8601 parsing

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When calculating the value of a timezone offset, ensure that any offsets
done with negative numbers are done in a signed integer.

oss-fuzz#9815

Signed-off-by: Philip Withnall <withnall@endlessm.com>
This commit is contained in:
Philip Withnall 2018-08-10 10:43:37 +01:00
parent 0d271223d8
commit 8c844291b7
1 changed files with 1 additions and 1 deletions
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glib/gtimer.c
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@ -497,7 +497,7 @@ g_time_val_from_iso8601 (const gchar *iso_date,
if (min > 59)
return FALSE;
time_->tv_sec = mktime_utc (&tm) + (time_t) (60 * (60 * hour + min) * sign);
time_->tv_sec = mktime_utc (&tm) + (time_t) (60 * (gint64) (60 * hour + min) * sign);
}
else
{