RockyLinux 9 : compat-openssl11 (RLSA-2026:44438)

high Nessus Plugin ID 330140

Synopsis

The remote RockyLinux host is missing a security update.

Description

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:44438 advisory.

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

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

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

Solution

Update the affected compat-openssl11, compat-openssl11-debuginfo and / or compat-openssl11-debugsource packages.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=2481898

https://errata.rockylinux.org/RLSA-2026:44438

Plugin Details

Severity: High

ID: 330140

File Name: rocky_linux_RLSA-2026-44438.nasl

Version: 1.1

Type: Local

Published: 7/27/2026

Updated: 7/27/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.47

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-45447

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

CPE: cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:compat-openssl11-debuginfo, p-cpe:/a:rocky:linux:compat-openssl11-debugsource, p-cpe:/a:rocky:linux:compat-openssl11

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/27/2026

Vulnerability Publication Date: 6/9/2026

Reference Information

CVE: CVE-2026-45447