RHSA-2022:2031 — Security Advisory

Red Hat Security Advisory: libssh security, bug fix, and enhancement update

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Severity

Low

Red Hat Product Security

RHEL 8

Products

Official CSAF product identity

Published · May 10, 2022

Updated · June 25, 2026

Topic

An update for libssh is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Low. 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

libssh is a library which implements the SSH protocol. It can be used to implement client and server applications.

The following packages have been upgraded to a later upstream version: libssh (0.9.6). (BZ#1896651)

Security Fix(es):

  • libssh: possible heap-based buffer overflow when rekeying (CVE-2021-3634)

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 8.6 Release Notes linked from the References section.

Related CVEs

RHSA-2022:2031 — Red Hat Security Advisory: libssh security, bug fix, and enhancement update | PulseLinux