SUSE-SU-2022:2806-1: important: Security update for open-iscsi

[sle-updates at lists.suse.com]

   SUSE Security Update: Security update for open-iscsi
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Announcement ID:    SUSE-SU-2022:2806-1
Rating:             important
References:         #1179908 
Cross-References:   CVE-2020-13987 CVE-2020-13988 CVE-2020-17437
                   
CVSS scores:
                    CVE-2020-13987 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-13987 (SUSE): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
                    CVE-2020-13988 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-13988 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-17437 (NVD) : 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
                    CVE-2020-17437 (SUSE): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Products:
                    SUSE Linux Enterprise Server 12-SP3-BCL
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for open-iscsi fixes the following issues:

   Fixed various vulnerabilities in the embedded TCP/IP stack (bsc#1179908):
    - CVE-2020-13987: Fixed an out of bounds memory access when calculating
      the checksums for IP packets.
    - CVE-2020-13988: Fixed an integer overflow when parsing TCP MSS
      options of IPv4 network packets.
    - CVE-2020-17437: Fixed an out of bounds memory access when the TCP
      urgent flag is set.


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 Server 12-SP3-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2022-2806=1



Package List:

   - SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):

      iscsiuio-0.7.8.2-53.34.1
      iscsiuio-debuginfo-0.7.8.2-53.34.1
      libopeniscsiusr0_2_0-2.0.876-53.34.1
      libopeniscsiusr0_2_0-debuginfo-2.0.876-53.34.1
      open-iscsi-2.0.876-53.34.1
      open-iscsi-debuginfo-2.0.876-53.34.1
      open-iscsi-debugsource-2.0.876-53.34.1


References:

   https://www.suse.com/security/cve/CVE-2020-13987.html
   https://www.suse.com/security/cve/CVE-2020-13988.html
   https://www.suse.com/security/cve/CVE-2020-17437.html
   https://bugzilla.suse.com/1179908