The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:84573 advisory.

    OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS)     protocols, as well as a full-strength general-purpose cryptography library.

    Security Fix(es):

    * openssl: OpenSSL: Information disclosure and data tampering via specific low-level OCB     encryption/decryption calls (CVE-2025-69418)

    * openssl: openssl: Information Disclosure from Uninitialized Memory via Invalid RSA Public Key     (CVE-2026-31790)

    * openssl: OpenSSL: Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing     (CVE-2026-28390)

    * openssl: CMS AuthEnvelopedData Processing May Accept Forged Messages (CVE-2026-34182)

    * openssl: AES-OCB IV Ignored on EVP_Cipher() Path (CVE-2026-45445)

    * openssl: Heap Use-After-Free in OpenSSL PKCS7_verify() (CVE-2026-45447)

    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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

Detections

Analytics

RHEL 9 : openssl (RHSA-2026:84573)

high Nessus Plugin ID 367270

Version 1.2

Version 1.1

Version 1.2 Oct 26, 2026, 8:43 AM Detection (updated detection logic) Plugin Feed: 202610260843
Version 1.1 Oct 19, 2026, 6:13 PM New Plugin Feed: 202610191813