Security update for netty

Announcement ID: SUSE-SU-2025:4489-1
Release Date: 2025-12-19T11:02:03Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2025-67735 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  • CVE-2025-67735 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  • CVE-2025-67735 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Affected Products:
  • openSUSE Leap 15.6
  • SUSE Linux Enterprise Desktop 15 SP7
  • SUSE Linux Enterprise Real Time 15 SP7
  • SUSE Linux Enterprise Server 15 SP7
  • SUSE Linux Enterprise Server for SAP Applications 15 SP7
  • SUSE Package Hub 15 15-SP7

An update that solves one vulnerability can now be installed.

Description:

This update for netty fixes the following issues:

Update to upstream version 4.1.130.

Security issues fixed:

  • CVE-2025-67735: lack of URI sanitization in HttpRequestEncoder allows for CRLF injection through a request URI and can lead to request smuggling (bsc#1255048).

Other updates and bugfixes:

  • Version 4.1.130:
  • Update lz4-java version to 1.10.1
  • Close Channel and fail bootstrap when setting a ChannelOption causes an error
  • Discard the following HttpContent for preflight request
  • Fix race condition in NonStickyEventExecutorGroup causing incorrect inEventLoop() results
  • Fix Zstd compression for large data
  • Fix ZstdEncoder not producing data when source is smaller than block
  • Make big endian ASCII hashcode consistent with little endian
  • Fix reentrancy bug in ByteToMessageDecoder
  • Add 32k and 64k size classes to adaptive allocator
  • Re-enable reflective field accesses in native images
  • Correct HTTP/2 padding length check
  • Fix HTTP startline validation

  • Fix MpscIntQueue bug

  • Build against the org.jboss:jdk-misc artifact that is implementing the sun.misc classes removed in Java 25

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:

  • openSUSE Leap 15.6
    zypper in -t patch openSUSE-SLE-15.6-2025-4489=1
  • SUSE Package Hub 15 15-SP7
    zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2025-4489=1

Package List:

  • openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    • netty-4.1.130-150200.4.40.1
  • openSUSE Leap 15.6 (noarch)
    • netty-javadoc-4.1.130-150200.4.40.1
  • SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64)
    • netty-4.1.130-150200.4.40.1
  • SUSE Package Hub 15 15-SP7 (noarch)
    • netty-javadoc-4.1.130-150200.4.40.1

References: