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RockyLinux 8 : ruby:2.5 (RLSA-2026:33514)

high Nessus Plugin ID 323989

Synopsis

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

Description

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:33514 advisory.

 * ruby/net-imap: ruby: Net::IMAP: IMAP Command Injection via Symbol Arguments (CVE-2026-42258)

 * net-imap: ruby: Net::IMAP: Information disclosure via man-in-the-middle attack bypassing TLS (CVE-2026-42246)

Tenable has extracted the preceding description block directly from the RockyLinux 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://bugzilla.redhat.com/show_bug.cgi?id=2468498

https://bugzilla.redhat.com/show_bug.cgi?id=2468499

https://errata.rockylinux.org/RLSA-2026:33514

Plugin Details

Severity: High

ID: 323989

File Name: rocky_linux_RLSA-2026-33514.nasl

Version: 1.1

Type: Local

Published: 6/30/2026

Updated: 6/30/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.63

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

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

CVSS Score Source: CVE-2026-42246

CVSS v3

Risk Factor: High

Base Score: 7.4

Temporal Score: 6.4

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

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

CVSS v4

Risk Factor: High

Base Score: 7.6

Threat Score: 4.9

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:rocky:linux:rubygem-bundler, p-cpe:/a:rocky:linux:rubygem-abrt, p-cpe:/a:rocky:linux:rubygem-pg-debugsource, p-cpe:/a:rocky:linux:rubygem-mongo, p-cpe:/a:rocky:linux:rubygem-bson-debugsource, cpe:/o:rocky:linux:8, p-cpe:/a:rocky:linux:rubygem-abrt-doc, p-cpe:/a:rocky:linux:rubygem-bson, p-cpe:/a:rocky:linux:rubygem-mongo-doc, p-cpe:/a:rocky:linux:rubygem-mysql2-doc, p-cpe:/a:rocky:linux:rubygem-pg, p-cpe:/a:rocky:linux:rubygem-mysql2, p-cpe:/a:rocky:linux:rubygem-bson-debuginfo, p-cpe:/a:rocky:linux:rubygem-pg-doc, p-cpe:/a:rocky:linux:rubygem-mysql2-debuginfo, p-cpe:/a:rocky:linux:rubygem-bundler-doc, p-cpe:/a:rocky:linux:rubygem-mysql2-debugsource, p-cpe:/a:rocky:linux:rubygem-pg-debuginfo, p-cpe:/a:rocky:linux:rubygem-bson-doc

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/30/2026

Vulnerability Publication Date: 5/4/2026

Reference Information

CVE: CVE-2026-42246, CVE-2026-42258