openSUSE Security Update: Security update for the Linux Kernel ______________________________________________________________________________ Announcement ID: openSUSE-SU-2021:2415-1 Rating: important References: #1188062 #1188116 Cross-References: CVE-2021-22555 CVE-2021-33909 CVSS scores: CVE-2021-22555 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-22555 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-33909 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affected Products: openSUSE Leap 15.3 ______________________________________________________________________________ An update that fixes two vulnerabilities is now available. Description: The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security and bugfixes. Security issues fixed: - CVE-2021-22555: A heap out-of-bounds write was discovered in net/netfilter/x_tables.c (bnc#1188116). - CVE-2021-33909: Extremely large seq buffer allocations in seq_file could lead to buffer underruns and code execution (bsc#1188062). The following non-security bugs were fixed: - usb: dwc3: Fix debugfs creation flow (git-fixes). Special Instructions and Notes: Please reboot the system after installing this update. 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-15.3-2021-2415=1 Package List: - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64): cluster-md-kmp-default-5.3.18-59.16.1 cluster-md-kmp-default-debuginfo-5.3.18-59.16.1 dlm-kmp-default-5.3.18-59.16.1 dlm-kmp-default-debuginfo-5.3.18-59.16.1 gfs2-kmp-default-5.3.18-59.16.1 gfs2-kmp-default-debuginfo-5.3.18-59.16.1 kernel-default-5.3.18-59.16.1 kernel-default-base-5.3.18-59.16.1.18.8.1 kernel-default-base-rebuild-5.3.18-59.16.1.18.8.1 kernel-default-debuginfo-5.3.18-59.16.1 kernel-default-debugsource-5.3.18-59.16.1 kernel-default-devel-5.3.18-59.16.1 kernel-default-devel-debuginfo-5.3.18-59.16.1 kernel-default-extra-5.3.18-59.16.1 kernel-default-extra-debuginfo-5.3.18-59.16.1 kernel-default-livepatch-5.3.18-59.16.1 kernel-default-livepatch-devel-5.3.18-59.16.1 kernel-default-optional-5.3.18-59.16.1 kernel-default-optional-debuginfo-5.3.18-59.16.1 kernel-obs-build-5.3.18-59.16.1 kernel-obs-build-debugsource-5.3.18-59.16.1 kernel-obs-qa-5.3.18-59.16.1 kernel-syms-5.3.18-59.16.1 kselftests-kmp-default-5.3.18-59.16.1 kselftests-kmp-default-debuginfo-5.3.18-59.16.1 ocfs2-kmp-default-5.3.18-59.16.1 ocfs2-kmp-default-debuginfo-5.3.18-59.16.1 reiserfs-kmp-default-5.3.18-59.16.1 reiserfs-kmp-default-debuginfo-5.3.18-59.16.1 - openSUSE Leap 15.3 (ppc64le x86_64): kernel-debug-5.3.18-59.16.1 kernel-debug-debuginfo-5.3.18-59.16.1 kernel-debug-debugsource-5.3.18-59.16.1 kernel-debug-devel-5.3.18-59.16.1 kernel-debug-devel-debuginfo-5.3.18-59.16.1 kernel-debug-livepatch-devel-5.3.18-59.16.1 kernel-kvmsmall-5.3.18-59.16.1 kernel-kvmsmall-debuginfo-5.3.18-59.16.1 kernel-kvmsmall-debugsource-5.3.18-59.16.1 kernel-kvmsmall-devel-5.3.18-59.16.1 kernel-kvmsmall-devel-debuginfo-5.3.18-59.16.1 kernel-kvmsmall-livepatch-devel-5.3.18-59.16.1 - openSUSE Leap 15.3 (aarch64 x86_64): cluster-md-kmp-preempt-5.3.18-59.16.1 cluster-md-kmp-preempt-debuginfo-5.3.18-59.16.1 dlm-kmp-preempt-5.3.18-59.16.1 dlm-kmp-preempt-debuginfo-5.3.18-59.16.1 gfs2-kmp-preempt-5.3.18-59.16.1 gfs2-kmp-preempt-debuginfo-5.3.18-59.16.1 kernel-preempt-5.3.18-59.16.1 kernel-preempt-debuginfo-5.3.18-59.16.1 kernel-preempt-debugsource-5.3.18-59.16.1 kernel-preempt-devel-5.3.18-59.16.1 kernel-preempt-devel-debuginfo-5.3.18-59.16.1 kernel-preempt-extra-5.3.18-59.16.1 kernel-preempt-extra-debuginfo-5.3.18-59.16.1 kernel-preempt-livepatch-devel-5.3.18-59.16.1 kernel-preempt-optional-5.3.18-59.16.1 kernel-preempt-optional-debuginfo-5.3.18-59.16.1 kselftests-kmp-preempt-5.3.18-59.16.1 kselftests-kmp-preempt-debuginfo-5.3.18-59.16.1 ocfs2-kmp-preempt-5.3.18-59.16.1 ocfs2-kmp-preempt-debuginfo-5.3.18-59.16.1 reiserfs-kmp-preempt-5.3.18-59.16.1 reiserfs-kmp-preempt-debuginfo-5.3.18-59.16.1 - openSUSE Leap 15.3 (aarch64): cluster-md-kmp-64kb-5.3.18-59.16.1 cluster-md-kmp-64kb-debuginfo-5.3.18-59.16.1 dlm-kmp-64kb-5.3.18-59.16.1 dlm-kmp-64kb-debuginfo-5.3.18-59.16.1 gfs2-kmp-64kb-5.3.18-59.16.1 gfs2-kmp-64kb-debuginfo-5.3.18-59.16.1 kernel-64kb-5.3.18-59.16.1 kernel-64kb-debuginfo-5.3.18-59.16.1 kernel-64kb-debugsource-5.3.18-59.16.1 kernel-64kb-devel-5.3.18-59.16.1 kernel-64kb-devel-debuginfo-5.3.18-59.16.1 kernel-64kb-extra-5.3.18-59.16.1 kernel-64kb-extra-debuginfo-5.3.18-59.16.1 kernel-64kb-livepatch-devel-5.3.18-59.16.1 kernel-64kb-optional-5.3.18-59.16.1 kernel-64kb-optional-debuginfo-5.3.18-59.16.1 kselftests-kmp-64kb-5.3.18-59.16.1 kselftests-kmp-64kb-debuginfo-5.3.18-59.16.1 ocfs2-kmp-64kb-5.3.18-59.16.1 ocfs2-kmp-64kb-debuginfo-5.3.18-59.16.1 reiserfs-kmp-64kb-5.3.18-59.16.1 reiserfs-kmp-64kb-debuginfo-5.3.18-59.16.1 - openSUSE Leap 15.3 (noarch): kernel-devel-5.3.18-59.16.1 kernel-docs-5.3.18-59.16.1 kernel-docs-html-5.3.18-59.16.1 kernel-macros-5.3.18-59.16.1 kernel-source-5.3.18-59.16.1 kernel-source-vanilla-5.3.18-59.16.1 - openSUSE Leap 15.3 (s390x): kernel-zfcpdump-5.3.18-59.16.1 kernel-zfcpdump-debuginfo-5.3.18-59.16.1 kernel-zfcpdump-debugsource-5.3.18-59.16.1 References: https://www.suse.com/security/cve/CVE-2021-22555.html https://www.suse.com/security/cve/CVE-2021-33909.html https://bugzilla.suse.com/1188062 https://bugzilla.suse.com/1188116