Upstream information

CVE-2025-54574 at MITRE

Description

Squid is a caching proxy for the Web. In versions 6.3 and below, Squid is vulnerable to a heap buffer overflow and possible remote code execution attack when processing URN due to incorrect buffer management. This has been fixed in version 6.4. To work around this issue, disable URN access permissions.

Upstream Security Advisories:

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v3 Scores
  CNA (GitHub) National Vulnerability Database SUSE
Base Score 9.3 9.8 8.9
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:H CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:H
Attack Vector Network Network Network
Attack Complexity Low Low High
Privileges Required None None None
User Interaction None None None
Scope Changed Unchanged Changed
Confidentiality Impact None High High
Integrity Impact Low High Low
Availability Impact High High High
CVSSv3 Version 3.1 3.1 3.1
CVSS v4 Scores
  SUSE
Base Score 9
Vector CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:H/SC:H/SI:N/SA:N
Attack Vector Network
Attack Complexity Low
Attack Requirements Present
Privileges Required None
User Interaction None
Vulnerable System Confidentiality Impact High
Vulnerable System Integrity Impact Low
Vulnerable System Availability Impact High
Subsequent System Confidentiality Impact High
Subsequent System Integrity Impact None
Subsequent System Availability Impact None
CVSSv4 Version 4.0
SUSE Bugzilla entry: 1247541 [RESOLVED / FIXED]

SUSE Security Advisories:


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Linux Enterprise High Performance Computing 15 SP6 squid Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP7 squid Already fixed
SUSE Linux Enterprise Module for Server Applications 15 SP6 squid Already fixed
SUSE Linux Enterprise Module for Server Applications 15 SP7 squid Already fixed
SUSE Linux Enterprise Server 15 SP6 squid Already fixed
SUSE Linux Enterprise Server 15 SP7 squid Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP6 squid Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP7 squid Already fixed
openSUSE Leap 15.6 squid Already fixed
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Performance Computing 15 SP3 squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP4 squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP5 squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS squid Won't fix
SUSE Linux Enterprise Module for Server Applications 15 SP3 squid Won't fix
SUSE Linux Enterprise Module for Server Applications 15 SP4 squid Won't fix
SUSE Linux Enterprise Module for Server Applications 15 SP5 squid Won't fix
SUSE Linux Enterprise Server 12 SP5 squid Won't fix
SUSE Linux Enterprise Server 12 SP5-LTSS squid Won't fix
SUSE Linux Enterprise Server 12 SP5-LTSS Extended Security squid Won't fix
SUSE Linux Enterprise Server 15 SP3 squid Won't fix
SUSE Linux Enterprise Server 15 SP3-LTSS squid Won't fix
SUSE Linux Enterprise Server 15 SP4 squid Won't fix
SUSE Linux Enterprise Server 15 SP4-LTSS squid Won't fix
SUSE Linux Enterprise Server 15 SP5 squid Won't fix
SUSE Linux Enterprise Server 15 SP5-LTSS squid Won't fix
SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 squid Won't fix
SUSE Manager Proxy 4.3 squid Won't fix
SUSE Manager Proxy LTS 4.3 squid Won't fix
SUSE Manager Retail Branch Server 4.3 squid Won't fix
SUSE Manager Retail Branch Server LTS 4.3 squid Won't fix
SUSE Manager Server 4.3 squid Won't fix
SUSE Manager Server LTS 4.3 squid Won't fix
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 squid Affected
SUSE CaaS Platform 4.0 squid Won't fix
SUSE Enterprise Storage 6 squid Won't fix
SUSE Enterprise Storage 7 squid Won't fix
SUSE Enterprise Storage 7.1 squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP1 squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP2 squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15-ESPOS squid Won't fix
SUSE Linux Enterprise High Performance Computing 15-LTSS squid Won't fix
SUSE Linux Enterprise Module for Server Applications 15 squid Won't fix
SUSE Linux Enterprise Module for Server Applications 15 SP1 squid Won't fix
SUSE Linux Enterprise Module for Server Applications 15 SP2 squid Won't fix
SUSE Linux Enterprise Point of Sale 11 SP3 squid Affected
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT squid Affected
SUSE Linux Enterprise Real Time 15 SP2 squid Won't fix
SUSE Linux Enterprise Real Time 15 SP3 squid Won't fix
SUSE Linux Enterprise Real Time 15 SP4 squid Won't fix
SUSE Linux Enterprise Server 11 SP1-LTSS squid Affected
SUSE Linux Enterprise Server 11 SP2 squid Affected
SUSE Linux Enterprise Server 11 SP2-LTSS squid Affected
SUSE Linux Enterprise Server 11 SP3 squid Affected
SUSE Linux Enterprise Server 11 SP3-LTSS squid Affected
SUSE Linux Enterprise Server 11 SP4 squid Affected
SUSE Linux Enterprise Server 11 SP4 LTSS squid Affected
SUSE Linux Enterprise Server 11 SP4-LTSS squid Affected
SUSE Linux Enterprise Server 12 SP2 squid Affected
SUSE Linux Enterprise Server 12 SP2-BCL squid Affected
SUSE Linux Enterprise Server 12 SP2-ESPOS squid Affected
SUSE Linux Enterprise Server 12 SP2-LTSS squid Affected
SUSE Linux Enterprise Server 12 SP3 squid Affected
SUSE Linux Enterprise Server 12 SP3-BCL squid Affected
SUSE Linux Enterprise Server 12 SP3-ESPOS squid Affected
SUSE Linux Enterprise Server 12 SP3-LTSS squid Affected
SUSE Linux Enterprise Server 12 SP4 squid Affected
SUSE Linux Enterprise Server 12 SP4-ESPOS squid Affected
SUSE Linux Enterprise Server 12 SP4-LTSS squid Affected
SUSE Linux Enterprise Server 15 squid Won't fix
SUSE Linux Enterprise Server 15 SP1 squid Won't fix
SUSE Linux Enterprise Server 15 SP1-BCL squid Won't fix
SUSE Linux Enterprise Server 15 SP1-LTSS squid Won't fix
SUSE Linux Enterprise Server 15 SP2 squid Won't fix
SUSE Linux Enterprise Server 15 SP2-BCL squid Won't fix
SUSE Linux Enterprise Server 15 SP2-LTSS squid Won't fix
SUSE Linux Enterprise Server 15 SP3-BCL squid Won't fix
SUSE Linux Enterprise Server 15-LTSS squid Won't fix
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2 squid Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 squid Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 squid Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 squid Affected
SUSE Linux Enterprise Server for SAP Applications 15 squid Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP1 squid Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP2 squid Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP3 squid Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP4 squid Won't fix
SUSE Linux Enterprise Server for SAP Applications 15 SP5 squid Won't fix
SUSE Manager Proxy 4.0 squid Won't fix
SUSE Manager Proxy 4.1 squid Won't fix
SUSE Manager Proxy 4.2 squid Won't fix
SUSE Manager Retail Branch Server 4.0 squid Won't fix
SUSE Manager Retail Branch Server 4.1 squid Won't fix
SUSE Manager Retail Branch Server 4.2 squid Won't fix
SUSE Manager Server 4.0 squid Won't fix
SUSE Manager Server 4.1 squid Won't fix
SUSE Manager Server 4.2 squid Won't fix
SUSE OpenStack Cloud 7 squid Affected
SUSE OpenStack Cloud 8 squid Affected
SUSE OpenStack Cloud 9 squid Affected
SUSE OpenStack Cloud Crowbar 8 squid Affected
SUSE OpenStack Cloud Crowbar 9 squid Affected
openSUSE Leap 15.3 squid Won't fix
openSUSE Leap 15.4 squid Won't fix
openSUSE Leap 15.5 squid Won't fix


SUSE Timeline for this CVE

CVE page created: Thu Jul 31 20:36:49 2025
CVE page last modified: Wed Aug 27 01:24:51 2025