This update for patch fixes several issues.
These security issues were fixed:
- CVE-2018-1000156: patch: Malicious patch files cause ed to execute
arbitrary commands (bsc#1088420).
- CVE-2014-9637: Prevent DoS by remote attackers (memory consumption and
segmentation fault) via a crafted diff file (bsc#914891).
- CVE-2016-10713: Prevent out-of-bounds access within pch_write_line()
that could have lead to DoS via a crafted input file (bsc#1080918).
- CVE-2010-4651: Fixed a directory traversal bug (bsc#662957):