RHSA-2020:1852 — Security Advisory

Red Hat Security Advisory: patch security and bug fix update

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Severity

Moderate

Red Hat Product Security

RHEL 8

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.

Related CVEs

RHSA-2020:1852 — Red Hat Security Advisory: patch security and bug fix update | PulseLinux