Security update for squid

Announcement ID:	SUSE-SU-2022:2392-1
Rating:	important
References:	bsc#1183436 bsc#1185921 bsc#1200907
Cross-References:	CVE-2020-25097 CVE-2021-28651 CVE-2021-46784
CVSS scores:	CVE-2020-25097 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N CVE-2020-25097 ( NVD ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N CVE-2021-28651 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H CVE-2021-28651 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-46784 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2021-46784 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE OpenStack Cloud 9 SUSE OpenStack Cloud Crowbar 9

An update that solves three vulnerabilities can now be installed.

Description:

This update for squid fixes the following issues:

• CVE-2020-25097: Fixed HTTP Request Smuggling (bsc#1183436)
• CVE-2021-28651: Fixed DoS in URN processing (bsc#1185921)
• CVE-2021-46784: Fixed DoS when processing gopher server responses (bsc#1200907)

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 OpenStack Cloud 9
  zypper in -t patch SUSE-OpenStack-Cloud-9-2022-2392=1
• SUSE OpenStack Cloud Crowbar 9
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2022-2392=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4
  zypper in -t patch SUSE-SLE-SAP-12-SP4-2022-2392=1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2022-2392=1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2022-2392=1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-ESPOS-2022-2392=1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2022-2392=1

Package List:

• SUSE OpenStack Cloud 9 (x86_64)
  • squid-3.5.21-26.35.1
  • squid-debugsource-3.5.21-26.35.1
  • squid-debuginfo-3.5.21-26.35.1
• SUSE OpenStack Cloud Crowbar 9 (x86_64)
  • squid-3.5.21-26.35.1
  • squid-debugsource-3.5.21-26.35.1
  • squid-debuginfo-3.5.21-26.35.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le x86_64)
  • squid-3.5.21-26.35.1
  • squid-debugsource-3.5.21-26.35.1
  • squid-debuginfo-3.5.21-26.35.1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
  • squid-3.5.21-26.35.1
  • squid-debugsource-3.5.21-26.35.1
  • squid-debuginfo-3.5.21-26.35.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
  • squid-3.5.21-26.35.1
  • squid-debugsource-3.5.21-26.35.1
  • squid-debuginfo-3.5.21-26.35.1
• SUSE Linux Enterprise Server 12 SP4 ESPOS 12-SP4 (aarch64 x86_64)
  • squid-3.5.21-26.35.1
  • squid-debugsource-3.5.21-26.35.1
  • squid-debuginfo-3.5.21-26.35.1
• SUSE Linux Enterprise Server 12 SP4 LTSS 12-SP4 (aarch64 ppc64le s390x x86_64)
  • squid-3.5.21-26.35.1
  • squid-debugsource-3.5.21-26.35.1
  • squid-debuginfo-3.5.21-26.35.1

References:

• https://www.suse.com/security/cve/CVE-2020-25097.html
• https://www.suse.com/security/cve/CVE-2021-28651.html
• https://www.suse.com/security/cve/CVE-2021-46784.html
• https://bugzilla.suse.com/show_bug.cgi?id=1183436
• https://bugzilla.suse.com/show_bug.cgi?id=1185921
• https://bugzilla.suse.com/show_bug.cgi?id=1200907