SUSE-SU-2025:03521-1: important: Security update for squid

[SLE-UPDATES]

# Security update for squid

Announcement ID: SUSE-SU-2025:03521-1  
Release Date: 2025-10-10T07:23:05Z  
Rating: important  
References:

  * bsc#1225417
  * bsc#1227086
  * bsc#1250627

  
Cross-References:

  * CVE-2024-33427
  * CVE-2024-37894
  * CVE-2025-59362

  
CVSS scores:

  * CVE-2024-33427 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-37894 ( SUSE ):  6.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
  * CVE-2024-37894 ( NVD ):  6.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
  * CVE-2025-59362 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-59362 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-59362 ( NVD ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

  
Affected Products:

  * SUSE Enterprise Storage 7.1
  * SUSE Linux Enterprise High Performance Computing 15 SP3
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
  * SUSE Linux Enterprise Server 15 SP3
  * SUSE Linux Enterprise Server 15 SP3 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for squid fixes the following issues:

  * CVE-2025-59362: fixed buffer overflow (bsc#1250627)
  * CVE-2024-37894: fixed denial of service in ESI processing (bsc#1227086)
  * CVE-2024-33427: fixed possible buffer overread leading to denial of service
    (bsc#1225417)

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-3521=1

  * SUSE Linux Enterprise Server 15 SP3 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-3521=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP3  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2025-3521=1

  * SUSE Enterprise Storage 7.1  
    zypper in -t patch SUSE-Storage-7.1-2025-3521=1

## Package List:

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64
    x86_64)
    * squid-4.17-150000.5.55.1
    * squid-debugsource-4.17-150000.5.55.1
    * squid-debuginfo-4.17-150000.5.55.1
  * SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 ppc64le s390x x86_64)
    * squid-4.17-150000.5.55.1
    * squid-debugsource-4.17-150000.5.55.1
    * squid-debuginfo-4.17-150000.5.55.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3 (ppc64le x86_64)
    * squid-4.17-150000.5.55.1
    * squid-debugsource-4.17-150000.5.55.1
    * squid-debuginfo-4.17-150000.5.55.1
  * SUSE Enterprise Storage 7.1 (aarch64 x86_64)
    * squid-4.17-150000.5.55.1
    * squid-debugsource-4.17-150000.5.55.1
    * squid-debuginfo-4.17-150000.5.55.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-33427.html
  * https://www.suse.com/security/cve/CVE-2024-37894.html
  * https://www.suse.com/security/cve/CVE-2025-59362.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1225417
  * https://bugzilla.suse.com/show_bug.cgi?id=1227086
  * https://bugzilla.suse.com/show_bug.cgi?id=1250627

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