RHSA-2020:1852 — Security Advisory
Red Hat Security Advisory: patch security and bug fix update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · April 29, 2020
Updated · November 22, 2025
Topic
An update for patch is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The patch program applies diff files to originals. The diff command is used to compare an original to a changed file. Diff lists the changes made to the file. A person who has the original file can then use the patch command with the diff file to add the changes to their original file (patching the file).
Security Fix(es):
- patch: the following of symlinks in inp.c and util.c is mishandled in cases other than input files (CVE-2019-13636)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.2 Release Notes linked from the References section.