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CBL Mariner 2.0 Security Update: libsoup (CVE-2025-46420)

medium Nessus Plugin ID 235446

Synopsis

The remote CBL Mariner host is missing one or more security updates.

Description

The version of libsoup installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-46420 advisory.

 - A flaw was found in libsoup. It is vulnerable to memory leaks in the soup_header_parse_quality_list() function when parsing a quality list that contains elements with all zeroes. (CVE-2025-46420)

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 packages.

See Also

https://nvd.nist.gov/vuln/detail/CVE-2025-46420

Plugin Details

Severity: Medium

ID: 235446

File Name: mariner_CVE-2025-46420.nasl

Version: 1.1

Type: local

Published: 5/7/2025

Updated: 5/7/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2025-46420

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: p-cpe:/a:microsoft:cbl-mariner:libsoup, p-cpe:/a:microsoft:cbl-mariner:libsoup-doc, x-cpe:/o:microsoft:cbl-mariner, p-cpe:/a:microsoft:cbl-mariner:libsoup-lang, p-cpe:/a:microsoft:cbl-mariner:libsoup-debuginfo, p-cpe:/a:microsoft:cbl-mariner:libsoup-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/1/2025

Vulnerability Publication Date: 4/24/2025

Reference Information

CVE: CVE-2025-46420