SUSE Security Update: Security update for dhcp
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Announcement ID:    SUSE-SU-2022:3992-1
Rating:             moderate
References:         #1203988 #1203989 
Cross-References:   CVE-2022-2928 CVE-2022-2929
CVSS scores:
                    CVE-2022-2928 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-2928 (SUSE): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-2929 (NVD) : 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2022-2929 (SUSE): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Server 12-SP5
                    SUSE Linux Enterprise Server for SAP Applications 12-SP5
                    SUSE Linux Enterprise Software Development Kit 12-SP5
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for dhcp fixes the following issues:

     - CVE-2022-2928: Fixed an option refcount overflow (bsc#1203988).
     - CVE-2022-2929: Fixed a DHCP memory leak (bsc#1203989).


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 Software Development Kit 12-SP5:

      zypper in -t patch SUSE-SLE-SDK-12-SP5-2022-3992=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2022-3992=1



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):

      dhcp-debuginfo-4.3.3-10.28.1
      dhcp-debugsource-4.3.3-10.28.1
      dhcp-devel-4.3.3-10.28.1

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      dhcp-4.3.3-10.28.1
      dhcp-client-4.3.3-10.28.1
      dhcp-client-debuginfo-4.3.3-10.28.1
      dhcp-debuginfo-4.3.3-10.28.1
      dhcp-debugsource-4.3.3-10.28.1
      dhcp-relay-4.3.3-10.28.1
      dhcp-relay-debuginfo-4.3.3-10.28.1
      dhcp-server-4.3.3-10.28.1
      dhcp-server-debuginfo-4.3.3-10.28.1


References:

   https://www.suse.com/security/cve/CVE-2022-2928.html
   https://www.suse.com/security/cve/CVE-2022-2929.html
   https://bugzilla.suse.com/1203988
   https://bugzilla.suse.com/1203989