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MiracleLinux 9 : openssh-9.9p1-9.el9_8.ML.1 (AXSA:2026-1533:08)

critical Nessus Plugin ID 335338

Synopsis

The remote MiracleLinux host is missing one or more security updates.

Description

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1533:08 advisory.

 * openssh: Local MITM of X11 forwarding via abstract UNIX socket pre-binding in MIRACLE LINUX OpenSSH client versions (CVE-2026-55655)
 * openssh: Double free in MIRACLE LINUX versions of OpenSSH DH-GEX client path during FIPS known-group validation leads to client-side denial of service (CVE-2026-55653)
 * openssh: Heap out-of-bounds read in MIRACLE LINUX versions of OpenSSH GSSAPI indicator cleanup due to missing NULL sentinel termination (CVE-2026-55654)
 * openssh: OpenSSH: Use-after-free vulnerability during host key re-exchange on the client side (CVE-2026-60002)
 * openssh: OpenSSH: `scp` file misplacement vulnerability during remote copy (CVE-2026-59996)

Tenable has extracted the preceding description block directly from the MiracleLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://tsn.miraclelinux.com/en/node/24358

Plugin Details

Severity: Critical

ID: 335338

File Name: miracle_linux_AXSA-2026-1533.nasl

Version: 1.1

Type: Local

Published: 8/14/2026

Updated: 8/14/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.5

Percentile: 57.61

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 9.7

Temporal Score: 7.6

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:P

CVSS Score Source: CVE-2026-60002

CVSS v3

Risk Factor: Critical

Base Score: 9.4

Temporal Score: 8.4

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:miracle:linux:9, p-cpe:/a:miracle:linux:openssh-askpass, p-cpe:/a:miracle:linux:openssh-clients, p-cpe:/a:miracle:linux:openssh-keycat, p-cpe:/a:miracle:linux:openssh-server, p-cpe:/a:miracle:linux:openssh, p-cpe:/a:miracle:linux:pam_ssh_agent_auth

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/MiracleLinux/release, Host/MiracleLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/14/2026

Vulnerability Publication Date: 6/23/2026

Reference Information

CVE: CVE-2026-55653, CVE-2026-55654, CVE-2026-55655, CVE-2026-59996, CVE-2026-60002