Security update for java-11-openjdk

Announcement ID:	SUSE-SU-2023:0436-1
Rating:	moderate
References:	bsc#1207246 bsc#1207248
Cross-References:	CVE-2023-21835 CVE-2023-21843
CVSS scores:	CVE-2023-21835 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2023-21835 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2023-21843 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N CVE-2023-21843 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves two vulnerabilities can now be installed.

Description:

This update for java-11-openjdk fixes the following issues:

• CVE-2023-21843: Fixed soundbank URL remote loading (bsc#1207248).
• CVE-2023-21835: Fixed handshake DoS attack against DTLS connections (bsc#1207246).

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 Performance Computing 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-436=1
• SUSE Linux Enterprise Server 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-436=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-436=1

Package List:

• SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
  • java-11-openjdk-demo-11.0.18.0-3.52.1
  • java-11-openjdk-devel-11.0.18.0-3.52.1
  • java-11-openjdk-headless-11.0.18.0-3.52.1
  • java-11-openjdk-debugsource-11.0.18.0-3.52.1
  • java-11-openjdk-11.0.18.0-3.52.1
• SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
  • java-11-openjdk-demo-11.0.18.0-3.52.1
  • java-11-openjdk-devel-11.0.18.0-3.52.1
  • java-11-openjdk-headless-11.0.18.0-3.52.1
  • java-11-openjdk-debugsource-11.0.18.0-3.52.1
  • java-11-openjdk-11.0.18.0-3.52.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
  • java-11-openjdk-demo-11.0.18.0-3.52.1
  • java-11-openjdk-devel-11.0.18.0-3.52.1
  • java-11-openjdk-headless-11.0.18.0-3.52.1
  • java-11-openjdk-debugsource-11.0.18.0-3.52.1
  • java-11-openjdk-11.0.18.0-3.52.1

References:

• https://www.suse.com/security/cve/CVE-2023-21835.html
• https://www.suse.com/security/cve/CVE-2023-21843.html
• https://bugzilla.suse.com/show_bug.cgi?id=1207246
• https://bugzilla.suse.com/show_bug.cgi?id=1207248