Perl versions from 5.9.4 before 5.40.4-RC1, from 5.41.0 before 5.42.2-RC1, from 5.43.0 before 5.43.9 contain a vulnerable version of Compress::Raw::Zlib. Compress::Raw::Zlib is included in the Perl package as a dual-life core module, and is vulnerable to CVE-2026-3381 due to a vendored version of zlib which has several vulnerabilities, including CVE-2026-27171. The bundled Compress::Raw::Zlib was updated to version 2.221 in Perl blead commit c75ae9cc164205e1b6d6dbd57bd2c65c8593fe94.

The remote Fedora 42 host has packages installed that are affected by a vulnerability as referenced in the FEDORA-2026-58dd426edd advisory.

    Update for Perl 5.40.4


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

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

An update of the perl package has been released.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Perl versions from 5.9.4 before 5.40.4-RC1, from 5.41.0 before 5.42.2-RC1, from 5.43.0 before 5.43.9     contain a vulnerable version of Compress::Raw::Zlib. Compress::Raw::Zlib is included in the Perl package     as a dual-life core module, and is vulnerable to CVE-2026-3381 due to a vendored version of zlib which has     several vulnerabilities, including CVE-2026-27171. The bundled Compress::Raw::Zlib was updated to version     2.221 in Perl blead commit c75ae9cc164205e1b6d6dbd57bd2c65c8593fe94. (CVE-2026-4176)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
306620	Fedora 42 : perl / perl-Devel-Cover / perl-PAR-Packer / polymake (2026-58dd426edd)	Nessus	Fedora Local Security Checks	critical
306346	Photon OS 5.0: Perl PHSA-2026-5.0-0812	Nessus	PhotonOS Local Security Checks	critical
304367	Linux Distros Unpatched Vulnerability : CVE-2026-4176	Nessus	Misc.	critical

Detections

Analytics

CVE-2026-4176

critical

Tenable Plugins

critical

critical

critical