Detections
Analytics

Fedora 45 : libheif (2026-78461b38b3)

medium Nessus Plugin ID 349565

Synopsis

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

Description

The remote Fedora 45 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-78461b38b3 advisory.

 Latest security bugfix release from upstream. Changes:
 https://github.com/strukturag/libheif/releases/tag/v1.23.5 .


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 libheif package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2026-78461b38b3

Plugin Details

Severity: Medium

ID: 349565

File Name: fedora_2026-78461b38b3.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 9/23/2026

Updated: 9/23/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.87

CVSS v2

Risk Factor: Low

Base Score: 1.7

Temporal Score: 1.3

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

CVSS Score Source: CVE-2026-3949

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.4

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

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

CVSS Score Source: CVE-2025-68431

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 5.5

Threat Vector: CVSS:4.0/E:P

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

CVSS Score Source: CVE-2026-47709

Vulnerability Information

CPE: cpe:/o:fedoraproject:fedora:45, p-cpe:/a:fedoraproject:fedora:libheif

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: 9/22/2026

Vulnerability Publication Date: 12/29/2025

Reference Information

CVE: CVE-2025-68431, CVE-2026-3949, CVE-2026-41069, CVE-2026-47251, CVE-2026-47709, CVE-2026-47714, CVE-2026-49271

FEDORA: 2026-78461b38b3

IAVB: 2026-B-0010-S, 2026-B-0158-S