This update for libical fixes the following issues:
Security issues fixed: - CVE-2016-5824: libical 1.0 allows remote attackers to cause a denial of service (use-after-free) via a crafted ics file. (bsc#986639) - CVE-2016-5827: The icaltimefromstring function in libical 0.47 and 1.0 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted string to the icalparserparsestring function. (bsc#986631) - CVE-2016-9584: libical allows remote attackers to cause a denial of service (use-after-free) and possibly read heap memory via a crafted ics file. (bsc#1015964)
Bug fixes: - libical crashes while parsing timezones (bsc#1044995)