Security update for haproxy

Announcement ID: SUSE-SU-2019:3126-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2019-18277 ( SUSE ): 5.9 CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
  • CVE-2019-18277 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products:
  • SUSE Linux Enterprise High Availability Extension 15 SP1
  • SUSE Linux Enterprise High Performance Computing 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 three security fixes can now be installed.

Description:

This update for haproxy to version 2.0.10 fixes the following issues:

HAProxy was updated to 2.0.10

Security issues fixed:

  • CVE-2019-18277: Fixed a potential HTTP smuggling in messages with transfer-encoding header missing the "chunked" (bsc#1154980).
  • Fixed an improper handling of headers which could have led to injecting LFs in H2-to-H1 transfers creating new attack space (bsc#1157712)
  • Fixed an issue where HEADER frames in idle streams are not rejected and
    thus trying to decode them HAPrpxy crashes (bsc#1157714).

Other issue addressed:

  • Macro change in the spec file (bsc#1082318)

More information regarding the release at: http://git.haproxy.org/?p=haproxy-2.0.git;a=commit;h=ac198b92d461515551b95daae20954b3053ce87e

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 Linux Enterprise High Availability Extension 15 SP1
    zypper in -t patch SUSE-SLE-Product-HA-15-SP1-2019-3126=1

Package List:

  • SUSE Linux Enterprise High Availability Extension 15 SP1 (aarch64 ppc64le s390x x86_64)
    • haproxy-debugsource-2.0.10+git0.ac198b92-8.8.1
    • haproxy-2.0.10+git0.ac198b92-8.8.1
    • haproxy-debuginfo-2.0.10+git0.ac198b92-8.8.1

References: