Security update for krb5

Announcement ID: SUSE-SU-2020:3375-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2020-28196 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2020-28196 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server 15 LTSS 15
  • SUSE Linux Enterprise Server ESPOS 15
  • SUSE Linux Enterprise Server for SAP Applications 15

An update that solves one vulnerability can now be installed.

Description:

This update for krb5 fixes the following security issue:

  • CVE-2020-28196: Fixed an unbounded recursion via an ASN.1-encoded Kerberos message (bsc#1178512).

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 Server ESPOS 15
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3375=1
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3375=1
  • SUSE Linux Enterprise Server 15 LTSS 15
    zypper in -t patch SUSE-SLE-Product-SLES-15-2020-3375=1
  • SUSE Linux Enterprise Server for SAP Applications 15
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-3375=1

Package List:

  • SUSE Linux Enterprise Server ESPOS 15 (aarch64 x86_64)
    • krb5-plugin-kdb-ldap-debuginfo-1.15.2-6.12.2
    • krb5-server-1.15.2-6.12.2
    • krb5-server-debuginfo-1.15.2-6.12.2
    • krb5-devel-1.15.2-6.12.2
    • krb5-plugin-kdb-ldap-1.15.2-6.12.2
    • krb5-1.15.2-6.12.2
    • krb5-client-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-debuginfo-1.15.2-6.12.2
    • krb5-debugsource-1.15.2-6.12.2
    • krb5-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-1.15.2-6.12.2
    • krb5-client-1.15.2-6.12.2
  • SUSE Linux Enterprise Server ESPOS 15 (x86_64)
    • krb5-32bit-debuginfo-1.15.2-6.12.2
    • krb5-32bit-1.15.2-6.12.2
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (aarch64 x86_64)
    • krb5-plugin-kdb-ldap-debuginfo-1.15.2-6.12.2
    • krb5-server-1.15.2-6.12.2
    • krb5-server-debuginfo-1.15.2-6.12.2
    • krb5-devel-1.15.2-6.12.2
    • krb5-plugin-kdb-ldap-1.15.2-6.12.2
    • krb5-1.15.2-6.12.2
    • krb5-client-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-debuginfo-1.15.2-6.12.2
    • krb5-debugsource-1.15.2-6.12.2
    • krb5-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-1.15.2-6.12.2
    • krb5-client-1.15.2-6.12.2
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (x86_64)
    • krb5-32bit-debuginfo-1.15.2-6.12.2
    • krb5-32bit-1.15.2-6.12.2
  • SUSE Linux Enterprise Server 15 LTSS 15 (aarch64 ppc64le s390x x86_64)
    • krb5-plugin-kdb-ldap-debuginfo-1.15.2-6.12.2
    • krb5-server-1.15.2-6.12.2
    • krb5-server-debuginfo-1.15.2-6.12.2
    • krb5-devel-1.15.2-6.12.2
    • krb5-plugin-kdb-ldap-1.15.2-6.12.2
    • krb5-1.15.2-6.12.2
    • krb5-client-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-debuginfo-1.15.2-6.12.2
    • krb5-debugsource-1.15.2-6.12.2
    • krb5-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-1.15.2-6.12.2
    • krb5-client-1.15.2-6.12.2
  • SUSE Linux Enterprise Server 15 LTSS 15 (x86_64)
    • krb5-32bit-debuginfo-1.15.2-6.12.2
    • krb5-32bit-1.15.2-6.12.2
  • SUSE Linux Enterprise Server for SAP Applications 15 (ppc64le x86_64)
    • krb5-plugin-kdb-ldap-debuginfo-1.15.2-6.12.2
    • krb5-server-1.15.2-6.12.2
    • krb5-server-debuginfo-1.15.2-6.12.2
    • krb5-devel-1.15.2-6.12.2
    • krb5-plugin-kdb-ldap-1.15.2-6.12.2
    • krb5-1.15.2-6.12.2
    • krb5-client-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-1.15.2-6.12.2
    • krb5-plugin-preauth-pkinit-debuginfo-1.15.2-6.12.2
    • krb5-debugsource-1.15.2-6.12.2
    • krb5-debuginfo-1.15.2-6.12.2
    • krb5-plugin-preauth-otp-1.15.2-6.12.2
    • krb5-client-1.15.2-6.12.2
  • SUSE Linux Enterprise Server for SAP Applications 15 (x86_64)
    • krb5-32bit-debuginfo-1.15.2-6.12.2
    • krb5-32bit-1.15.2-6.12.2

References: