Detections
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Oracle Linux 8 : squid:4 (ELSA-2026-96078)

high Nessus Plugin ID 378706

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-96078 advisory.

 - Resolves: RHEL-279698 - squid:4/squid: squid: Request Smuggling in HTTP Transfer-Encoding (CVE-2026-61642)
 - Fix patch for CVE-2026-32748
 - Resolves: RHEL-160675 - squid:4/squid: Squid: Denial of Service via crafted ICP traffic (CVE-2026-32748)
 - Resolves: RHEL-160674 - squid:4/squid: Squid: Denial of Service via heap Use-After-Free vulnerability in ICP handling (CVE-2026-33526)
 - Resolves: RHEL-122484 - squid: Squid vulnerable to information disclosure via authentication credential leakage in error handling (CVE-2025-62168)
 - Resolves: RHEL-22593 - CVE-2024-23638 squid:4/squid: vulnerable to a Denial of Service attack against Cache Manager error responses

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected libecap, libecap-devel and / or squid packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-96078.html

Plugin Details

Severity: High

ID: 378706

File Name: oraclelinux_ELSA-2026-96078.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 11/11/2026

Updated: 11/11/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.3

Percentile: 50.54

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-61642

CVSS v3

Risk Factor: High

Base Score: 7.7

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:libecap-devel, p-cpe:/a:oracle:linux:libecap, p-cpe:/a:oracle:linux:squid

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/9/2026

Vulnerability Publication Date: 9/28/2026

Reference Information

CVE: CVE-2026-61642

IAVB: 2026-B-0285