Security update for squid

Announcement ID:	SUSE-SU-2020:1227-1
Rating:	important
References:	bsc#1169659 bsc#1170313 bsc#1170423
Cross-References:	CVE-2019-12519 CVE-2019-12520 CVE-2019-12521 CVE-2019-12524 CVE-2020-11945
CVSS scores:	CVE-2019-12519 ( SUSE ): 7.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H CVE-2019-12519 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2019-12520 ( SUSE ): 5.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N CVE-2019-12520 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVE-2019-12521 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVE-2019-12521 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2019-12524 ( SUSE ): 5.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N CVE-2019-12524 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2020-11945 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-11945 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:	HPE Helion OpenStack 8 SUSE Enterprise Storage 5 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 High Performance Computing 12 SP5 SUSE Linux Enterprise Point of Service Image Server 12 12-SP2 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE OpenStack Cloud 7 SUSE OpenStack Cloud 8 SUSE OpenStack Cloud Crowbar 8

An update that solves five vulnerabilities can now be installed.

Description:

This update for squid fixes the following issues:

• CVE-2019-12519, CVE-2019-12521: fixes incorrect buffer handling that can result in cache poisoning, remote execution, and denial of service attacks when processing ESI responses (bsc#1169659).
• CVE-2020-11945: fixes a potential remote execution vulnerability when using HTTP Digest Authentication (bsc#1170313).
• CVE-2019-12520, CVE-2019-12524: fixes a potential ACL bypass, cache-bypass and cross-site scripting attack when processing invalid HTTP Request messages (bsc#1170423).

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:

• HPE Helion OpenStack 8
  zypper in -t patch HPE-Helion-OpenStack-8-2020-1227=1
• SUSE OpenStack Cloud 7
  zypper in -t patch SUSE-OpenStack-Cloud-7-2020-1227=1
• SUSE OpenStack Cloud 8
  zypper in -t patch SUSE-OpenStack-Cloud-8-2020-1227=1
• SUSE OpenStack Cloud Crowbar 8
  zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-1227=1
• SUSE Linux Enterprise Point of Service Image Server 12 12-SP2
  zypper in -t patch SUSE-SLE-POS-12-SP2-CLIENT-2020-1227=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2
  zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-1227=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1227=1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-1227=1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-ESPOS-2020-1227=1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1227=1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-1227=1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-ESPOS-2020-1227=1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1227=1
• SUSE Linux Enterprise High Performance Computing 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1227=1
• SUSE Linux Enterprise Server 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1227=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4
  zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1227=1
• SUSE Enterprise Storage 5
  zypper in -t patch SUSE-Storage-5-2020-1227=1

Package List:

• HPE Helion OpenStack 8 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE OpenStack Cloud 7 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE OpenStack Cloud 8 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE OpenStack Cloud Crowbar 8 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Point of Service Image Server 12 12-SP2 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (ppc64le s390x x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server 12 SP3 BCL 12-SP3 (x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server 12 SP3 ESPOS 12-SP3 (aarch64 x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server 12 SP3 LTSS 12-SP3 (aarch64 ppc64le s390x x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise High Performance Computing 12 SP4 (aarch64 x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server 12 SP4 (aarch64 ppc64le s390x x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1
• SUSE Enterprise Storage 5 (aarch64 x86_64)
  • squid-debuginfo-3.5.21-26.23.1
  • squid-debugsource-3.5.21-26.23.1
  • squid-3.5.21-26.23.1

References:

• https://www.suse.com/security/cve/CVE-2019-12519.html
• https://www.suse.com/security/cve/CVE-2019-12520.html
• https://www.suse.com/security/cve/CVE-2019-12521.html
• https://www.suse.com/security/cve/CVE-2019-12524.html
• https://www.suse.com/security/cve/CVE-2020-11945.html
• https://bugzilla.suse.com/show_bug.cgi?id=1169659
• https://bugzilla.suse.com/show_bug.cgi?id=1170313
• https://bugzilla.suse.com/show_bug.cgi?id=1170423