Security update for apache2

SUSE Security Update: Security update for apache2
Announcement ID: SUSE-SU-2020:2311-1
Rating: moderate
References: #1174052 #1175070 #1175071 #1175074
Cross-References:CVE-2020-11984 CVE-2020-11993 CVE-2020-9490
Affected Products:
  • SUSE Linux Enterprise Module for Server Applications 15-SP2
  • SUSE Linux Enterprise Module for Basesystem 15-SP2

An update that solves three vulnerabilities and has one errata is now available.

Description:

This update for apache2 fixes the following issues:

  • CVE-2020-9490: Fixed a crash caused by a specially crafted value for the 'Cache-Digest' header in a HTTP/2 request (bsc#1175071).
  • CVE-2020-11984: Fixed an information disclosure bug in mod_proxy_uwsgi (bsc#1175074).
  • CVE-2020-11993: When trace/debug was enabled for the HTTP/2 module logging statements were made on the wrong connection (bsc#1175070).

  • Solve a crash in mod_proxy_uwsgi for empty values of environment variables. (bsc#1174052)

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 Linux Enterprise Module for Server Applications 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2020-2311=1
  • SUSE Linux Enterprise Module for Basesystem 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-2311=1

Package List:

  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (aarch64 ppc64le s390x x86_64):
    • apache2-debuginfo-2.4.43-3.5.1
    • apache2-debugsource-2.4.43-3.5.1
    • apache2-devel-2.4.43-3.5.1
    • apache2-worker-2.4.43-3.5.1
    • apache2-worker-debuginfo-2.4.43-3.5.1
  • SUSE Linux Enterprise Module for Server Applications 15-SP2 (noarch):
    • apache2-doc-2.4.43-3.5.1
  • SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x x86_64):
    • apache2-2.4.43-3.5.1
    • apache2-debuginfo-2.4.43-3.5.1
    • apache2-debugsource-2.4.43-3.5.1
    • apache2-prefork-2.4.43-3.5.1
    • apache2-prefork-debuginfo-2.4.43-3.5.1
    • apache2-utils-2.4.43-3.5.1
    • apache2-utils-debuginfo-2.4.43-3.5.1

References: