Security update for the Linux Kernel

SUSE Security Update: Security update for the Linux Kernel
Announcement ID: SUSE-SU-2022:3291-1
Rating: important
References: #1169514 #1177440 #1188944 #1191881 #1194535 #1196616 #1201019 #1201420 #1201705 #1201726 #1201948 #1202096 #1202097 #1202154 #1202346 #1202347 #1202393 #1202396 #1202672 #1202897 #1202898 #1203098 #1203107
Cross-References:CVE-2020-36516 CVE-2021-4203 CVE-2022-20368 CVE-2022-20369 CVE-2022-21385 CVE-2022-2588 CVE-2022-26373 CVE-2022-2639 CVE-2022-2663 CVE-2022-2977 CVE-2022-3028 CVE-2022-36879 CVE-2022-39188
Affected Products:
  • SUSE Linux Enterprise High Availability 15
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS
  • SUSE Linux Enterprise High Performance Computing 15-LTSS
  • SUSE Linux Enterprise Module for Live Patching 15
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server 15-LTSS
  • SUSE Linux Enterprise Server for SAP 15
  • SUSE Linux Enterprise Server for SAP Applications 15

An update that solves 13 vulnerabilities and has 10 fixes is now available.

Description:


The SUSE Linux Enterprise 15 LTSS kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

  • CVE-2020-36516: Fixed an issue in the mixed IPID assignment method where an attacker was able to inject data into or terminate a victim's TCP session (bnc#1196616).
  • CVE-2021-4203: Fixed use-after-free read flaw that was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (bnc#1194535).
  • CVE-2022-20368: Fixed slab-out-of-bounds access in packet_recvmsg() (bsc#1202346).
  • CVE-2022-20369: Fixed possible out of bounds write due to improper input validation in v4l2_m2m_querybuf of v4l2-mem2mem.c (bnc#1202347).
  • CVE-2022-21385: Fixed a flaw in net_rds_alloc_sgs() that allowed unprivileged local users to crash the machine (bnc#1202897).
  • CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
  • CVE-2022-26373: Fixed non-transparent sharing of return predictor targets between contexts in some Intel Processors (bnc#1201726).
  • CVE-2022-2639: Fixed an integer coercion error that was found in the openvswitch kernel module (bnc#1202154).
  • CVE-2022-2663: Fixed an issue that was found in nf_conntrack_irc where the message handling could be confused and incorrectly matches the message (bnc#1202097).
  • CVE-2022-2977: Fixed reference counting for struct tpm_chip (bsc#1202672).
  • CVE-2022-3028: Fixed race condition that was found in the IP framework for transforming packets (XFRM subsystem) (bnc#1202898).
  • CVE-2022-36879: Fixed an issue in xfrm_expand_policies in net/xfrm/xfrm_policy.c where a refcount could be dropped twice (bnc#1201948).
  • CVE-2022-39188: Fixed race condition in include/asm-generic/tlb.h where a device driver can free a page while it still has stale TLB entries (bnc#1203107).

The following non-security bugs were fixed:
  • cifs: fix error paths in cifs_tree_connect() (bsc#1177440).
  • cifs: fix uninitialized pointer in error case in dfs_cache_get_tgt_share (bsc#1188944).
  • cifs: report error instead of invalid when revalidating a dentry fails (bsc#1177440).
  • cifs: skip trailing separators of prefix paths (bsc#1188944).
  • kernel-obs-build: include qemu_fw_cfg (boo#1201705)
  • lightnvm: Remove lightnvm implemenation (bsc#1191881 bsc#1201420 ZDI-CAN-17325).
  • mm/rmap.c: do not reuse anon_vma if we just want a copy (git-fixes, bsc#1203098).
  • mm/rmap: Fix anon_vma->degree ambiguity leading to double-reuse (git-fixes, bsc#1203098).
  • net_sched: cls_route: disallow handle of 0 (bsc#1202393).
  • objtool: Add --backtrace support (bsc#1202396).
  • objtool: Add relocation check for alternative sections (bsc#1202396).
  • objtool: Add support for intra-function calls (bsc#1202396).
  • objtool: Allow no-op CFI ops in alternatives (bsc#1202396).
  • objtool: Clean instruction state before each function validation (bsc#1169514).
  • objtool: Convert insn type to enum (bsc#1202396).
  • objtool: Do not use ignore flag for fake jumps (bsc#1202396).
  • objtool: Fix !CFI insn_state propagation (bsc#1202396).
  • objtool: Fix ORC vs alternatives (bsc#1202396).
  • objtool: Fix sibling call detection (bsc#1202396).
  • objtool: Fix switch table detection in .text.unlikely (bsc#1202396).
  • objtool: Ignore empty alternatives (bsc#1169514).
  • objtool: Make BP scratch register warning more robust (bsc#1202396).
  • objtool: Make handle_insn_ops() unconditional (bsc#1202396).
  • objtool: Remove INSN_STACK (bsc#1202396).
  • objtool: Remove check preventing branches within alternative (bsc#1202396).
  • objtool: Rename elf_open() to prevent conflict with libelf from elftoolchain (bsc#1202396).
  • objtool: Rename struct cfi_state (bsc#1202396).
  • objtool: Rework allocating stack_ops on decode (bsc#1202396).
  • objtool: Rewrite alt->skip_orig (bsc#1202396).
  • objtool: Set insn->func for alternatives (bsc#1202396).
  • objtool: Support conditional retpolines (bsc#1202396).
  • objtool: Support multiple stack_op per instruction (bsc#1202396).
  • objtool: Track original function across branches (bsc#1202396).
  • objtool: Uniquely identify alternative instruction groups (bsc#1202396).
  • objtool: Use Elf_Scn typedef instead of assuming struct name (bsc#1202396).
  • rpm: Fix parsing of rpm/macros.kernel-source on SLE12 (bsc#1201019).

Special Instructions and Notes:

Please reboot the system after installing this update.

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 for SAP 15:
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2022-3291=1
  • SUSE Linux Enterprise Server 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-SLES-15-2022-3291=1
  • SUSE Linux Enterprise Module for Live Patching 15:
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2022-3291=1
    Please note that this is the initial kernel livepatch without fixes itself, this package is later updated by seperate standalone kernel livepatch updates.
  • SUSE Linux Enterprise High Performance Computing 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2022-3291=1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2022-3291=1
  • SUSE Linux Enterprise High Availability 15:
    zypper in -t patch SUSE-SLE-Product-HA-15-2022-3291=1

Package List:

  • SUSE Linux Enterprise Server for SAP 15 (ppc64le x86_64):
    • kernel-default-4.12.14-150000.150.101.1
    • kernel-default-base-4.12.14-150000.150.101.1
    • kernel-default-debuginfo-4.12.14-150000.150.101.1
    • kernel-default-debugsource-4.12.14-150000.150.101.1
    • kernel-default-devel-4.12.14-150000.150.101.1
    • kernel-default-devel-debuginfo-4.12.14-150000.150.101.1
    • kernel-obs-build-4.12.14-150000.150.101.1
    • kernel-obs-build-debugsource-4.12.14-150000.150.101.1
    • kernel-syms-4.12.14-150000.150.101.1
    • kernel-vanilla-base-4.12.14-150000.150.101.1
    • kernel-vanilla-base-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debugsource-4.12.14-150000.150.101.1
    • reiserfs-kmp-default-4.12.14-150000.150.101.1
    • reiserfs-kmp-default-debuginfo-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise Server for SAP 15 (noarch):
    • kernel-devel-4.12.14-150000.150.101.1
    • kernel-docs-4.12.14-150000.150.101.1
    • kernel-macros-4.12.14-150000.150.101.1
    • kernel-source-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise Server 15-LTSS (aarch64 s390x):
    • kernel-default-4.12.14-150000.150.101.1
    • kernel-default-base-4.12.14-150000.150.101.1
    • kernel-default-debuginfo-4.12.14-150000.150.101.1
    • kernel-default-debugsource-4.12.14-150000.150.101.1
    • kernel-default-devel-4.12.14-150000.150.101.1
    • kernel-default-devel-debuginfo-4.12.14-150000.150.101.1
    • kernel-obs-build-4.12.14-150000.150.101.1
    • kernel-obs-build-debugsource-4.12.14-150000.150.101.1
    • kernel-syms-4.12.14-150000.150.101.1
    • kernel-vanilla-base-4.12.14-150000.150.101.1
    • kernel-vanilla-base-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debugsource-4.12.14-150000.150.101.1
    • reiserfs-kmp-default-4.12.14-150000.150.101.1
    • reiserfs-kmp-default-debuginfo-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise Server 15-LTSS (noarch):
    • kernel-devel-4.12.14-150000.150.101.1
    • kernel-docs-4.12.14-150000.150.101.1
    • kernel-macros-4.12.14-150000.150.101.1
    • kernel-source-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise Server 15-LTSS (s390x):
    • kernel-default-man-4.12.14-150000.150.101.1
    • kernel-zfcpdump-debuginfo-4.12.14-150000.150.101.1
    • kernel-zfcpdump-debugsource-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):
    • kernel-default-debuginfo-4.12.14-150000.150.101.1
    • kernel-default-debugsource-4.12.14-150000.150.101.1
    • kernel-default-livepatch-4.12.14-150000.150.101.1
    • kernel-livepatch-4_12_14-150000_150_101-default-1-150000.1.3.1
    • kernel-livepatch-4_12_14-150000_150_101-default-debuginfo-1-150000.1.3.1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64 x86_64):
    • kernel-default-4.12.14-150000.150.101.1
    • kernel-default-base-4.12.14-150000.150.101.1
    • kernel-default-debuginfo-4.12.14-150000.150.101.1
    • kernel-default-debugsource-4.12.14-150000.150.101.1
    • kernel-default-devel-4.12.14-150000.150.101.1
    • kernel-default-devel-debuginfo-4.12.14-150000.150.101.1
    • kernel-obs-build-4.12.14-150000.150.101.1
    • kernel-obs-build-debugsource-4.12.14-150000.150.101.1
    • kernel-syms-4.12.14-150000.150.101.1
    • kernel-vanilla-base-4.12.14-150000.150.101.1
    • kernel-vanilla-base-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debugsource-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS (noarch):
    • kernel-devel-4.12.14-150000.150.101.1
    • kernel-docs-4.12.14-150000.150.101.1
    • kernel-macros-4.12.14-150000.150.101.1
    • kernel-source-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64 x86_64):
    • kernel-default-4.12.14-150000.150.101.1
    • kernel-default-base-4.12.14-150000.150.101.1
    • kernel-default-debuginfo-4.12.14-150000.150.101.1
    • kernel-default-debugsource-4.12.14-150000.150.101.1
    • kernel-default-devel-4.12.14-150000.150.101.1
    • kernel-default-devel-debuginfo-4.12.14-150000.150.101.1
    • kernel-obs-build-4.12.14-150000.150.101.1
    • kernel-obs-build-debugsource-4.12.14-150000.150.101.1
    • kernel-syms-4.12.14-150000.150.101.1
    • kernel-vanilla-base-4.12.14-150000.150.101.1
    • kernel-vanilla-base-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debuginfo-4.12.14-150000.150.101.1
    • kernel-vanilla-debugsource-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS (noarch):
    • kernel-devel-4.12.14-150000.150.101.1
    • kernel-docs-4.12.14-150000.150.101.1
    • kernel-macros-4.12.14-150000.150.101.1
    • kernel-source-4.12.14-150000.150.101.1
  • SUSE Linux Enterprise High Availability 15 (aarch64 ppc64le s390x x86_64):
    • cluster-md-kmp-default-4.12.14-150000.150.101.1
    • cluster-md-kmp-default-debuginfo-4.12.14-150000.150.101.1
    • dlm-kmp-default-4.12.14-150000.150.101.1
    • dlm-kmp-default-debuginfo-4.12.14-150000.150.101.1
    • gfs2-kmp-default-4.12.14-150000.150.101.1
    • gfs2-kmp-default-debuginfo-4.12.14-150000.150.101.1
    • kernel-default-debuginfo-4.12.14-150000.150.101.1
    • kernel-default-debugsource-4.12.14-150000.150.101.1
    • ocfs2-kmp-default-4.12.14-150000.150.101.1
    • ocfs2-kmp-default-debuginfo-4.12.14-150000.150.101.1

References: