Security update for squid

SUSE Security Update: Security update for squid
Announcement ID: SUSE-SU-2020:1227-1
Rating: important
References: #1169659 #1170313 #1170423
Cross-References:CVE-2019-12519 CVE-2019-12520 CVE-2019-12521 CVE-2019-12524 CVE-2020-11945
Affected Products:
  • SUSE OpenStack Cloud Crowbar 8
  • SUSE OpenStack Cloud 8
  • SUSE OpenStack Cloud 7
  • SUSE Linux Enterprise Server for SAP 12-SP3
  • SUSE Linux Enterprise Server for SAP 12-SP2
  • SUSE Linux Enterprise Server 12-SP4
  • SUSE Linux Enterprise Server 12-SP3-LTSS
  • SUSE Linux Enterprise Server 12-SP3-BCL
  • SUSE Linux Enterprise Server 12-SP2-LTSS
  • SUSE Linux Enterprise Server 12-SP2-BCL
  • SUSE Enterprise Storage 5
  • HPE Helion Openstack 8

An update that fixes 5 vulnerabilities is now available.

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 Security 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 Crowbar 8:
    zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-1227=1
  • SUSE OpenStack Cloud 8:
    zypper in -t patch SUSE-OpenStack-Cloud-8-2020-1227=1
  • SUSE OpenStack Cloud 7:
    zypper in -t patch SUSE-OpenStack-Cloud-7-2020-1227=1
  • SUSE Linux Enterprise Server for SAP 12-SP3:
    zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1227=1
  • SUSE Linux Enterprise Server for SAP 12-SP2:
    zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-1227=1
  • SUSE Linux Enterprise Server 12-SP4:
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1227=1
  • SUSE Linux Enterprise Server 12-SP3-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1227=1
  • SUSE Linux Enterprise Server 12-SP3-BCL:
    zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-1227=1
  • SUSE Linux Enterprise Server 12-SP2-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1227=1
  • SUSE Linux Enterprise Server 12-SP2-BCL:
    zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-1227=1
  • SUSE Enterprise Storage 5:
    zypper in -t patch SUSE-Storage-5-2020-1227=1
  • HPE Helion Openstack 8:
    zypper in -t patch HPE-Helion-OpenStack-8-2020-1227=1

Package List:

  • SUSE OpenStack Cloud Crowbar 8 (x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE OpenStack Cloud 8 (x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE OpenStack Cloud 7 (s390x x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Linux Enterprise Server 12-SP4 (aarch64 ppc64le s390x x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le s390x x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • SUSE Enterprise Storage 5 (aarch64 x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1
  • HPE Helion Openstack 8 (x86_64):
    • squid-3.5.21-26.23.1
    • squid-debuginfo-3.5.21-26.23.1
    • squid-debugsource-3.5.21-26.23.1

References: