Security update for nghttp2

Announcement ID: SUSE-SU-2020:0722-1
Rating: moderate
CVSS scores:
  • CVE-2019-18802 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2019-18802 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • Basesystem Module 15-SP1
  • SUSE Linux Enterprise Desktop 15 SP1
  • SUSE Linux Enterprise High Performance Computing 15 SP1
  • SUSE Linux Enterprise Real Time 15 SP1
  • SUSE Linux Enterprise Server 15 SP1
  • SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • SUSE Manager Proxy 4.0
  • SUSE Manager Retail Branch Server 4.0
  • SUSE Manager Server 4.0

An update that solves one vulnerability and has one security fix can now be installed.


This update for nghttp2 fixes the following issues:

nghttp2 was update to version 1.40.0 (bsc#1166481)

  • lib: Add nghttp2_check_authority as public API
  • lib: Fix the bug that stream is closed with wrong error code
  • lib: Faster huffman encoding and decoding
  • build: Avoid filename collision of static and dynamic lib
  • build: Add new flag ENABLE_STATIC_CRT for Windows
  • build: cmake: Support building nghttpx with systemd
  • third-party: Update neverbleed to fix memory leak
  • nghttpx: Fix bug that mruby is incorrectly shared between backends
  • nghttpx: Reconnect h1 backend if it lost connection before sending headers
  • nghttpx: Returns 408 if backend timed out before sending headers
  • nghttpx: Fix request stal

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:

  • Basesystem Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-722=1

Package List:

  • Basesystem Module 15-SP1 (aarch64 ppc64le s390x x86_64)
    • libnghttp2_asio1-debuginfo-1.40.0-3.6.3
    • libnghttp2-devel-1.40.0-3.6.3
    • libnghttp2_asio1-1.40.0-3.6.3
    • nghttp2-debuginfo-1.40.0-3.6.3
    • libnghttp2-14-1.40.0-3.6.3
    • libnghttp2_asio-devel-1.40.0-3.6.3
    • libnghttp2-14-debuginfo-1.40.0-3.6.3
    • nghttp2-debugsource-1.40.0-3.6.3
  • Basesystem Module 15-SP1 (x86_64)
    • libnghttp2-14-32bit-1.40.0-3.6.3
    • libnghttp2-14-32bit-debuginfo-1.40.0-3.6.3