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