From 0af69778b50beec99a0d08d4a543274e67b4de96 Mon Sep 17 00:00:00 2001 From: Lars Henriksen Date: Mon, 9 Nov 2020 09:46:59 +0100 Subject: Fix parsing of UNTIL in iCal import Signed-off-by: Lars Henriksen Signed-off-by: Lukas Fleischer --- src/ical.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/src/ical.c b/src/ical.c index 160afc2..ad96f11 100644 --- a/src/ical.c +++ b/src/ical.c @@ -1055,7 +1055,7 @@ static struct rpt *ical_read_rrule(FILE *log, char *rrulestr, time_t start, int *count) { - char freqstr[8]; + char freqstr[8], datestr[17]; struct rpt *rpt; char *p, *q; @@ -1084,7 +1084,7 @@ static struct rpt *ical_read_rrule(FILE *log, char *rrulestr, /* FREQ rule part */ if ((p = strstr(rrulestr, "FREQ="))) { - if (sscanf(p, "FREQ=%s", freqstr) != 1) { + if (sscanf(p, "FREQ=%7s", freqstr) != 1) { ical_log(log, ICAL_VEVENT, itemline, _("frequency not set in rrule.")); (*noskipped)++; @@ -1136,7 +1136,14 @@ static struct rpt *ical_read_rrule(FILE *log, char *rrulestr, } if ((p = strstr(rrulestr, "UNTIL="))) { - rpt->until = ical_datetime2time_t(strchr(p, '=') + 1, NULL, type); + if (sscanf(p, "UNTIL=%16s", datestr) != 1) { + ical_log(log, ICAL_VEVENT, itemline, + _("missing until value.")); + (*noskipped)++; + mem_free(rpt); + return NULL; + } + rpt->until = ical_datetime2time_t(datestr, NULL, type); if (!rpt->until) { ical_log(log, ICAL_VEVENT, itemline, _("invalid until format.")); -- cgit v1.2.3