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Rocky Linux 8 [CIQ] Security Update: mingw32-libpng / mingw32-libpng-debuginfo / mingw32-libpng-static / etc Multiple Vulnerabilities (crlsa-2026_4306)

high Nessus Plugin ID 358981

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2026_4306 advisory.

 * libpng: libpng: Information disclosure and denial of service via integer truncation in simplified write API (CVE-2026-22801)

 * libpng: libpng: Denial of service and information disclosure via heap buffer over-read in png_image_finish_read (CVE-2026-22695)

 * libpng: LIBPNG has a heap buffer overflow in png_set_quantize (CVE-2026-25646)

Tenable has extracted the preceding description block directly from the CIQ 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 based on the guidance in CIQ advisory crlsa-2026_4306.

See Also

https://access.redhat.com/errata/RHSA-2026:4306

https://bugzilla.redhat.com/show_bug.cgi?id=2428824

https://bugzilla.redhat.com/show_bug.cgi?id=2428825

https://bugzilla.redhat.com/show_bug.cgi?id=2438542

https://errata.build.resf.org/RLSA-2026:4306

http://www.nessus.org/u?8b1984c2

http://www.nessus.org/u?db97ec44

Plugin Details

Severity: High

ID: 358981

File Name: ciq_rocky_linux_8_crlsa-2026_4306.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.9

Percentile: 96.95

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 6

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

CVSS Score Source: CVE-2026-25646

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

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

CVSS v4

Risk Factor: High

Base Score: 8.3

Threat Score: 7

Threat Vector: CVSS:4.0/E:P

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

Vulnerability Information

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/OS/extended-third-party

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/12/2026

Vulnerability Publication Date: 1/12/2026

Reference Information

CVE: CVE-2026-22695, CVE-2026-22801, CVE-2026-25646