Moderate: patch security and bug fix update

Related Vulnerabilities: CVE-2019-13636   CVE-2019-13636   CVE-2019-13636  

Synopsis

Moderate: patch security and bug fix update

Type/Severity

Security Advisory: Moderate

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat Enterprise Linux for x86_64 8 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 8 s390x
  • Red Hat Enterprise Linux for Power, little endian 8 ppc64le
  • Red Hat Enterprise Linux for ARM 64 8 aarch64

Fixes

  • BZ - 1732781 - CVE-2019-13636 patch: the following of symlinks in inp.c and util.c is mishandled in cases other than input files

CVEs

References