Amazon Linux 2 Security Advisory: ALAS-2023-2376
Advisory Release Date: 2023-12-18 09:20 Pacific
Advisory Updated Date: 2023-12-19 14:20 Pacific
Severity:
Medium
Issue Overview:
AWS is aware of CVE-2023-48795, also known as Terrapin, which is found in the SSH protocol and affects SSH channel integrity. A protocol extension has been introduced by OpenSSH which needs to be applied to both the client and the server in order to address this issue. We recommend customers update to the latest version of SSH. (CVE-2023-48795)
Affected Packages:
openssh
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update openssh to update your system.
New Packages:
aarch64:
openssh-7.4p1-22.amzn2.0.6.aarch64
openssh-clients-7.4p1-22.amzn2.0.6.aarch64
openssh-server-7.4p1-22.amzn2.0.6.aarch64
openssh-server-sysvinit-7.4p1-22.amzn2.0.6.aarch64
openssh-ldap-7.4p1-22.amzn2.0.6.aarch64
openssh-keycat-7.4p1-22.amzn2.0.6.aarch64
openssh-askpass-7.4p1-22.amzn2.0.6.aarch64
openssh-cavs-7.4p1-22.amzn2.0.6.aarch64
pam_ssh_agent_auth-0.10.3-2.22.amzn2.0.6.aarch64
openssh-debuginfo-7.4p1-22.amzn2.0.6.aarch64
i686:
openssh-7.4p1-22.amzn2.0.6.i686
openssh-clients-7.4p1-22.amzn2.0.6.i686
openssh-server-7.4p1-22.amzn2.0.6.i686
openssh-server-sysvinit-7.4p1-22.amzn2.0.6.i686
openssh-ldap-7.4p1-22.amzn2.0.6.i686
openssh-keycat-7.4p1-22.amzn2.0.6.i686
openssh-askpass-7.4p1-22.amzn2.0.6.i686
openssh-cavs-7.4p1-22.amzn2.0.6.i686
pam_ssh_agent_auth-0.10.3-2.22.amzn2.0.6.i686
openssh-debuginfo-7.4p1-22.amzn2.0.6.i686
src:
openssh-7.4p1-22.amzn2.0.6.src
x86_64:
openssh-7.4p1-22.amzn2.0.6.x86_64
openssh-clients-7.4p1-22.amzn2.0.6.x86_64
openssh-server-7.4p1-22.amzn2.0.6.x86_64
openssh-server-sysvinit-7.4p1-22.amzn2.0.6.x86_64
openssh-ldap-7.4p1-22.amzn2.0.6.x86_64
openssh-keycat-7.4p1-22.amzn2.0.6.x86_64
openssh-askpass-7.4p1-22.amzn2.0.6.x86_64
openssh-cavs-7.4p1-22.amzn2.0.6.x86_64
pam_ssh_agent_auth-0.10.3-2.22.amzn2.0.6.x86_64
openssh-debuginfo-7.4p1-22.amzn2.0.6.x86_64