A squid security update has been released for openSUSE Leap 15.4/15.5 and SUSE Linux Enterprise.

SUSE-SU-2023:4380-1: important: Security update for squid

# Security update for squid

Announcement ID: SUSE-SU-2023:4380-1
Rating: important
References:

* bsc#1216495
* bsc#1216498
* bsc#1216500
* bsc#1216803

Cross-References:

* CVE-2023-46724
* CVE-2023-46846
* CVE-2023-46847
* CVE-2023-46848

CVSS scores:

* CVE-2023-46724 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
* CVE-2023-46724 ( NVD ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
* CVE-2023-46846 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
* CVE-2023-46846 ( NVD ): 9.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
* CVE-2023-46847 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-46847 ( NVD ): 9.9 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H
* CVE-2023-46848 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-46848 ( NVD ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected Products:

* openSUSE Leap 15.4
* openSUSE Leap 15.5
* Server Applications Module 15-SP4
* Server Applications Module 15-SP5
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise Real Time 15 SP4
* SUSE Linux Enterprise Real Time 15 SP5
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server 15 SP5
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
* SUSE Manager Proxy 4.3
* SUSE Manager Retail Branch Server 4.3
* SUSE Manager Server 4.3

An update that solves four vulnerabilities can now be installed.

## Description:

This update for squid fixes the following issues:

* CVE-2023-46846: Request/Response smuggling in HTTP/1.1 and ICAP
(bsc#1216500).
* CVE-2023-46847: Denial of Service in HTTP Digest Authentication
(bsc#1216495).
* CVE-2023-46724: Fix validation of certificates with CN=* (bsc#1216803).
* CVE-2023-46848: Denial of Service in FTP (bsc#1216498).

## 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:

* openSUSE Leap 15.4
zypper in -t patch SUSE-2023-4380=1 openSUSE-SLE-15.4-2023-4380=1

* openSUSE Leap 15.5
zypper in -t patch openSUSE-SLE-15.5-2023-4380=1

* Server Applications Module 15-SP4
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2023-4380=1

* Server Applications Module 15-SP5
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP5-2023-4380=1

## Package List:

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
* squid-5.7-150400.3.12.1
* squid-debugsource-5.7-150400.3.12.1
* squid-debuginfo-5.7-150400.3.12.1
* openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64)
* squid-5.7-150400.3.12.1
* squid-debugsource-5.7-150400.3.12.1
* squid-debuginfo-5.7-150400.3.12.1
* Server Applications Module 15-SP4 (aarch64 ppc64le s390x x86_64)
* squid-5.7-150400.3.12.1
* squid-debugsource-5.7-150400.3.12.1
* squid-debuginfo-5.7-150400.3.12.1
* Server Applications Module 15-SP5 (aarch64 ppc64le s390x x86_64)
* squid-5.7-150400.3.12.1
* squid-debugsource-5.7-150400.3.12.1
* squid-debuginfo-5.7-150400.3.12.1

## References:

* https://www.suse.com/security/cve/CVE-2023-46724.html
* https://www.suse.com/security/cve/CVE-2023-46846.html
* https://www.suse.com/security/cve/CVE-2023-46847.html
* https://www.suse.com/security/cve/CVE-2023-46848.html
* https://bugzilla.suse.com/show_bug.cgi?id=1216495
* https://bugzilla.suse.com/show_bug.cgi?id=1216498
* https://bugzilla.suse.com/show_bug.cgi?id=1216500
* https://bugzilla.suse.com/show_bug.cgi?id=1216803