openSUSE Security Update: Security update for dhcp
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2021:1841-1
Rating:             important
References:         #1186382 
Cross-References:   CVE-2021-25217
CVSS scores:
                    CVE-2021-25217 (SUSE): 7.4 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected Products:
                    openSUSE Leap 15.3
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for dhcp fixes the following issues:

   - CVE-2021-25217: A buffer overrun in lease file parsing code can be used
     to exploit a common vulnerability shared by dhcpd and dhclient
     (bsc#1186382)


Patch Instructions:

   To install this openSUSE 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:

   - openSUSE Leap 15.3:

      zypper in -t patch openSUSE-SLE-15.3-2021-1841=1



Package List:

   - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

      dhcp-4.3.6.P1-6.11.1
      dhcp-client-4.3.6.P1-6.11.1
      dhcp-client-debuginfo-4.3.6.P1-6.11.1
      dhcp-debuginfo-4.3.6.P1-6.11.1
      dhcp-debugsource-4.3.6.P1-6.11.1
      dhcp-devel-4.3.6.P1-6.11.1
      dhcp-doc-4.3.6.P1-6.11.1
      dhcp-relay-4.3.6.P1-6.11.1
      dhcp-relay-debuginfo-4.3.6.P1-6.11.1
      dhcp-server-4.3.6.P1-6.11.1
      dhcp-server-debuginfo-4.3.6.P1-6.11.1


References:

   https://www.suse.com/security/cve/CVE-2021-25217.html
   https://bugzilla.suse.com/1186382