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AlmaLinux 9.6 [TuxCare] Security Update: wireshark / wireshark-cli / wireshark-devel Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1793272959)

high Nessus Plugin ID 373623

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Synopsis

The AlmaLinux host is missing one or more security updates.

Description

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1793272959 advisory.

 - RRC protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service (CVE-2026-76880)

 - ESS protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service (CVE-2026-76919)

 - H.245 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service (CVE-2026-76927)

 - SPDY protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service (CVE-2026-95387)

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 TuxCare advisory ALMALINUX9.6:CLSA-2026:1793272959.

See Also

https://cve.tuxcare.com/els/releases/CLSA-2026:1793272959

http://www.nessus.org/u?3de4d3bf

Plugin Details

Severity: High

ID: 373623

File Name: tuxcare_alma_linux_9.6_CLSA-2026-1793272959.nasl

Version: 1.1

Type: Local

Published: 10/29/2026

Updated: 10/29/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.57

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2026-95387

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

Vulnerability Information

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/29/2026

Vulnerability Publication Date: 10/8/2024

Reference Information

CVE: CVE-2026-76880, CVE-2026-76919, CVE-2026-76927, CVE-2026-95387

CLSA: 2026:1793272959