RHSA-2022:2031 — Security Advisory
Red Hat Security Advisory: libssh security, bug fix, and enhancement update
Severity
LowRed Hat Product Security
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.