Oracle Linux 8 : perl:5.32 (ELSA-2026-30851)

critical Nessus Plugin ID 324332

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-30851 advisory.

- Fix CVE-2025-40909 - Clone dirhandles without fchdir

perl-Algorithm-Diff
- Fix CVE-2026-42496: validate symlink and hardlink targets in secure extract mode Resolves: RHEL-181655

perl-Archive-Zip
- Resolves arbitrary code execution via attacker-controlled output glob (CVE-2026-48962) Resolves: RHEL-180421

perl-IO-Compress-Lzma

Tenable has extracted the preceding description block directly from the Oracle 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.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-30851.html

Plugin Details

Severity: Critical

ID: 324332

File Name: oraclelinux_ELSA-2026-30851.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/1/2026

Updated: 7/1/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.9

Percentile: 96.92

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-42496

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:perl-mro-compat, p-cpe:/a:oracle:linux:perl-errno, p-cpe:/a:oracle:linux:perl-module-load-conditional, p-cpe:/a:oracle:linux:perl-open, p-cpe:/a:oracle:linux:perl-extutils-manifest, p-cpe:/a:oracle:linux:perl-threads-shared, p-cpe:/a:oracle:linux:perl-digest-sha, p-cpe:/a:oracle:linux:perl-encode-devel, p-cpe:/a:oracle:linux:perl-sys-syslog, p-cpe:/a:oracle:linux:perl-locale-maketext, p-cpe:/a:oracle:linux:perl-text-abbrev, p-cpe:/a:oracle:linux:perl-benchmark, p-cpe:/a:oracle:linux:perl-thread-semaphore, p-cpe:/a:oracle:linux:perl-debugger, p-cpe:/a:oracle:linux:perl-doc, p-cpe:/a:oracle:linux:perl-hash-util-fieldhash, p-cpe:/a:oracle:linux:perl-io-compress-lzma, p-cpe:/a:oracle:linux:perl-params-check, p-cpe:/a:oracle:linux:perl-data-dumper, p-cpe:/a:oracle:linux:perl-sub-install, p-cpe:/a:oracle:linux:perl-time-piece, p-cpe:/a:oracle:linux:perl-class-struct, p-cpe:/a:oracle:linux:perl-meta-notation, p-cpe:/a:oracle:linux:perl-sort, p-cpe:/a:oracle:linux:perl-english, p-cpe:/a:oracle:linux:perl-net, p-cpe:/a:oracle:linux:perl-next, p-cpe:/a:oracle:linux:perl-socket, p-cpe:/a:oracle:linux:perl-digest-md5, p-cpe:/a:oracle:linux:perl-devel-selfstubber, p-cpe:/a:oracle:linux:perl-extutils-command, p-cpe:/a:oracle:linux:perl-utils, p-cpe:/a:oracle:linux:perl-sigtrap, p-cpe:/a:oracle:linux:perl-pod-perldoc, p-cpe:/a:oracle:linux:perl-i18n-langtags, p-cpe:/a:oracle:linux:perl-dirhandle, p-cpe:/a:oracle:linux:perl-extutils-embed, p-cpe:/a:oracle:linux:perl-module-loaded, p-cpe:/a:oracle:linux:perl-i18n-collate, p-cpe:/a:oracle:linux:perl-pod-usage, p-cpe:/a:oracle:linux:perl-extutils-cbuilder, p-cpe:/a:oracle:linux:perl-cpan-distnameinfo, p-cpe:/a:oracle:linux:perl-version, p-cpe:/a:oracle:linux:perl-uri, p-cpe:/a:oracle:linux:perl-text-template, p-cpe:/a:oracle:linux:perl-term-readline, p-cpe:/a:oracle:linux:perl-file-copy, p-cpe:/a:oracle:linux:perl-dbm_filter, p-cpe:/a:oracle:linux:perl-io, p-cpe:/a:oracle:linux:perl-text-parsewords, p-cpe:/a:oracle:linux:perl-bignum, p-cpe:/a:oracle:linux:perl-module-build, p-cpe:/a:oracle:linux:perl-selectsaver, p-cpe:/a:oracle:linux:perl-encoding-warnings, p-cpe:/a:oracle:linux:perl-perl-ostype, p-cpe:/a:oracle:linux:perl-cpan-meta-requirements, p-cpe:/a:oracle:linux:perl-archive-tar, p-cpe:/a:oracle:linux:perl-devel-ppport, p-cpe:/a:oracle:linux:perl-ipc-system-simple, p-cpe:/a:oracle:linux:perl-lib, p-cpe:/a:oracle:linux:perl-tie, p-cpe:/a:oracle:linux:perl-base, p-cpe:/a:oracle:linux:perl-sub-exporter, p-cpe:/a:oracle:linux:perl-ipc-cmd, p-cpe:/a:oracle:linux:perl-math-bigint, p-cpe:/a:oracle:linux:perl-pod-escapes, p-cpe:/a:oracle:linux:perl-autodie, p-cpe:/a:oracle:linux:perl-getopt-long, p-cpe:/a:oracle:linux:perl-math-bigint-fastcalc, p-cpe:/a:oracle:linux:perl-file-dosglob, p-cpe:/a:oracle:linux:perl-hash-util, p-cpe:/a:oracle:linux:perl-file-stat, p-cpe:/a:oracle:linux:perl-homedir, p-cpe:/a:oracle:linux:perl-symbol, p-cpe:/a:oracle:linux:perl-blib, p-cpe:/a:oracle:linux:perl-filter-simple, p-cpe:/a:oracle:linux:perl-config-perl-v, p-cpe:/a:oracle:linux:perl-unicode-normalize, p-cpe:/a:oracle:linux:perl, p-cpe:/a:oracle:linux:perl-io-compress, p-cpe:/a:oracle:linux:perl-libs, p-cpe:/a:oracle:linux:perl-pod-checker, p-cpe:/a:oracle:linux:perl-time-hires, p-cpe:/a:oracle:linux:perl-mro, p-cpe:/a:oracle:linux:perl-net-ping, p-cpe:/a:oracle:linux:perl-storable, p-cpe:/a:oracle:linux:perl-algorithm-diff, p-cpe:/a:oracle:linux:perl-search-dict, p-cpe:/a:oracle:linux:perl-test, p-cpe:/a:oracle:linux:perl-interpreter, p-cpe:/a:oracle:linux:perl-ipc-open3, p-cpe:/a:oracle:linux:perl-unicode-collate, p-cpe:/a:oracle:linux:perl-pod-functions, p-cpe:/a:oracle:linux:perl-filecache, p-cpe:/a:oracle:linux:perl-mime-base64, p-cpe:/a:oracle:linux:perl-env, p-cpe:/a:oracle:linux:perl-ph, p-cpe:/a:oracle:linux:perl-fields, p-cpe:/a:oracle:linux:perl-extutils-makemaker, p-cpe:/a:oracle:linux:perl-dumpvalue, p-cpe:/a:oracle:linux:perl-perlfaq, p-cpe:/a:oracle:linux:perl-user-pwent, p-cpe:/a:oracle:linux:perl-compress-raw-lzma, p-cpe:/a:oracle:linux:perl-cpan, p-cpe:/a:oracle:linux:perl-encode, p-cpe:/a:oracle:linux:perl-extutils-mm-utils, p-cpe:/a:oracle:linux:perl-subs, p-cpe:/a:oracle:linux:perl-tie-refhash, p-cpe:/a:oracle:linux:perl-ndbm_file, p-cpe:/a:oracle:linux:perl-db_file, p-cpe:/a:oracle:linux:perl-file-fetch, p-cpe:/a:oracle:linux:perl-pod-parser, p-cpe:/a:oracle:linux:perl-devel-peek, p-cpe:/a:oracle:linux:perl-libnet, p-cpe:/a:oracle:linux:perl-params-util, p-cpe:/a:oracle:linux:perl-compress-bzip2, p-cpe:/a:oracle:linux:perl-if, p-cpe:/a:oracle:linux:perl-time, p-cpe:/a:oracle:linux:perl-vars, p-cpe:/a:oracle:linux:perl-object-hashbase-tools, p-cpe:/a:oracle:linux:perl-extutils-install, p-cpe:/a:oracle:linux:perl-test-harness, p-cpe:/a:oracle:linux:perl-math-bigrat, p-cpe:/a:oracle:linux:perl-pod-simple, p-cpe:/a:oracle:linux:perl-attribute-handlers, p-cpe:/a:oracle:linux:perl-config-extensions, p-cpe:/a:oracle:linux:perl-filter, p-cpe:/a:oracle:linux:perl-odbm_file, p-cpe:/a:oracle:linux:perl-module-metadata, p-cpe:/a:oracle:linux:perl-extutils-parsexs, p-cpe:/a:oracle:linux:perl-object-hashbase, p-cpe:/a:oracle:linux:perl-ipc-sysv, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:perl-deprecate, p-cpe:/a:oracle:linux:perl-encoding, p-cpe:/a:oracle:linux:perl-module-load, p-cpe:/a:oracle:linux:perl-macros, p-cpe:/a:oracle:linux:perl-io-socket-ip, p-cpe:/a:oracle:linux:perl-thread-queue, p-cpe:/a:oracle:linux:perl-b, p-cpe:/a:oracle:linux:perl-opcode, p-cpe:/a:oracle:linux:perl-perlio-via-quotedprint, p-cpe:/a:oracle:linux:perl-tie-memoize, p-cpe:/a:oracle:linux:perl-module-corelist, p-cpe:/a:oracle:linux:perl-software-license, p-cpe:/a:oracle:linux:perl-test-simple, p-cpe:/a:oracle:linux:perl-http-tiny, p-cpe:/a:oracle:linux:perl-time-local, p-cpe:/a:oracle:linux:perl-encode-locale, p-cpe:/a:oracle:linux:perl-compress-raw-bzip2, p-cpe:/a:oracle:linux:perl-text-glob, p-cpe:/a:oracle:linux:perl-tie-file, p-cpe:/a:oracle:linux:perl-io-zlib, p-cpe:/a:oracle:linux:perl-fedora-vsp, p-cpe:/a:oracle:linux:perl-filehandle, p-cpe:/a:oracle:linux:perl-unicode-ucd, p-cpe:/a:oracle:linux:perl-file-path, p-cpe:/a:oracle:linux:perl-parent, p-cpe:/a:oracle:linux:perl-cpan-meta, p-cpe:/a:oracle:linux:perl-local-lib, p-cpe:/a:oracle:linux:perl-threads, p-cpe:/a:oracle:linux:perl-cpan-meta-yaml, p-cpe:/a:oracle:linux:perl-compress-raw-zlib, p-cpe:/a:oracle:linux:perl-file-find, p-cpe:/a:oracle:linux:perl-autouse, p-cpe:/a:oracle:linux:perl-text-tabs%2bwrap, p-cpe:/a:oracle:linux:perl-podlators, p-cpe:/a:oracle:linux:perl-importer, p-cpe:/a:oracle:linux:perl-sys-hostname, p-cpe:/a:oracle:linux:perl-thread, p-cpe:/a:oracle:linux:perl-autoloader, p-cpe:/a:oracle:linux:perl-overloading, p-cpe:/a:oracle:linux:perl-scalar-list-utils, p-cpe:/a:oracle:linux:perl-diagnostics, p-cpe:/a:oracle:linux:perl-text-balanced, p-cpe:/a:oracle:linux:perl-selfloader, p-cpe:/a:oracle:linux:perl-i18n-langinfo, p-cpe:/a:oracle:linux:perl-memoize, p-cpe:/a:oracle:linux:perl-term-cap, p-cpe:/a:oracle:linux:perl-data-section, p-cpe:/a:oracle:linux:perl-pathtools, p-cpe:/a:oracle:linux:perl-inc-latest, p-cpe:/a:oracle:linux:perl-devel-size, p-cpe:/a:oracle:linux:perl-package-generator, p-cpe:/a:oracle:linux:perl-file-homedir, p-cpe:/a:oracle:linux:perl-locale-maketext-simple, p-cpe:/a:oracle:linux:perl-vmsish, p-cpe:/a:oracle:linux:perl-file-basename, p-cpe:/a:oracle:linux:perl-digest, p-cpe:/a:oracle:linux:perl-json-pp, p-cpe:/a:oracle:linux:perl-locale, p-cpe:/a:oracle:linux:perl-file-which, p-cpe:/a:oracle:linux:perl-getopt-std, p-cpe:/a:oracle:linux:perl-archive-zip, p-cpe:/a:oracle:linux:perl-posix, p-cpe:/a:oracle:linux:perl-safe, p-cpe:/a:oracle:linux:perl-less, p-cpe:/a:oracle:linux:perl-findbin, p-cpe:/a:oracle:linux:perl-term-complete, p-cpe:/a:oracle:linux:perl-generators, p-cpe:/a:oracle:linux:perl-module-corelist-tools, p-cpe:/a:oracle:linux:perl-extutils-constant, p-cpe:/a:oracle:linux:perl-file-temp, p-cpe:/a:oracle:linux:perl-term-table, p-cpe:/a:oracle:linux:perl-math-complex, p-cpe:/a:oracle:linux:perl-extutils-miniperl, p-cpe:/a:oracle:linux:perl-filetest, p-cpe:/a:oracle:linux:perl-libnetcfg, p-cpe:/a:oracle:linux:perl-pod-html, p-cpe:/a:oracle:linux:perl-dynaloader, p-cpe:/a:oracle:linux:perl-file-compare, p-cpe:/a:oracle:linux:perl-exporter, p-cpe:/a:oracle:linux:perl-text-diff, p-cpe:/a:oracle:linux:perl-fcntl, p-cpe:/a:oracle:linux:perl-gdbm_file, p-cpe:/a:oracle:linux:perl-experimental, p-cpe:/a:oracle:linux:perl-autosplit, p-cpe:/a:oracle:linux:perl-overload, p-cpe:/a:oracle:linux:perl-data-optlist, p-cpe:/a:oracle:linux:perl-devel, p-cpe:/a:oracle:linux:perl-term-ansicolor, p-cpe:/a:oracle:linux:perl-constant, p-cpe:/a:oracle:linux:perl-carp

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/30/2026

Vulnerability Publication Date: 5/26/2026

Reference Information

CVE: CVE-2026-42496, CVE-2026-48962