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Fedora 43 : 7zip (2026-f36864b408)

high Nessus Plugin ID 321161

Synopsis

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

Description

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-f36864b408 advisory.

 - Fixes CVE-2026-48092: Information disclosure in 32-bit builds
 - Fixes CVE-2026-48095: Arbitrary code execution in NTFS handler
 - Fixes CVE-2026-48101: Information disclosure in UEFI capsule parser
 - Fixes CVE-2026-48102: Information disclosure and DOS via crafted UDF image
 - Fixes CVE-2026-48103: Off-by-one buffer over-read in WIM archive handler
 - Fixes CVE-2026-48104: Uninitialized heap read in SquashFS archive handler
 - Fixes CVE-2026-48111: Off-by-one OOB read in UEFI firmware image parser
 - Fixes CVE-2026-48112: Heap-based buffer over-read in Ar handler BSD SYMDEF parser


Tenable has extracted the preceding description block directly from the Fedora 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 7zip package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2026-f36864b408

Plugin Details

Severity: High

ID: 321161

File Name: fedora_2026-f36864b408.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 6/16/2026

Updated: 6/16/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7.4

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

CVSS Score Source: CVE-2026-48092

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

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

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:7zip, cpe:/o:fedoraproject:fedora:43

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/15/2026

Vulnerability Publication Date: 6/4/2026

Reference Information

CVE: CVE-2026-48092, CVE-2026-48095, CVE-2026-48101, CVE-2026-48102, CVE-2026-48103, CVE-2026-48104, CVE-2026-48111, CVE-2026-48112

FEDORA: 2026-f36864b408

IAVA: 2026-A-0525