SUSE: 2022:3408-1 important: the Linux Kernel
Summary
The SUSE Linux Enterprise 15 SP1 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-2022-1012: Fixed a memory leak problem that was found in the TCP source port generation algorithm in net/ipv4/tcp.c (bnc#1199482). - CVE-2022-20368: Fixed slab-out-of-bounds access in packet_recvmsg() (bsc#1202346). - CVE-2022-20369: Fixed out of bounds write 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-2022-29581: Fixed improper update of reference count vulnerability in net/sched that allowed a local attacker to cause privilege escalation to root (bnc#1199665). - 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: - rpm: Fix parsing of rpm/macros.kernel-source on SLE12 (bsc#1201019). - 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). - md/bitmap: do not set sb values if can't pass sanity check (bsc#1197158). - 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). - net_sched: cls_route: disallow handle of 0 (bsc#1202393). - objtool: Add --backtrace support (bsc#1202396). - objtool: Add support for intra-function calls (bsc#1202396). - objtool: Allow no-op CFI ops in alternatives (bsc#1202396). - 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: 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). - tcp: add some entropy in __inet_hash_connect() (bsc#1180153 bsc#1202335). - tcp: change source port randomizarion at connect() time (bsc#1180153 bsc#1202335).
References
#1177440 #1180153 #1188944 #1191881 #1194535
#1196616 #1197158 #1199482 #1199665 #1201019
#1201420 #1201705 #1201726 #1201948 #1202096
#1202097 #1202154 #1202335 #1202346 #1202347
#1202393 #1202396 #1202672 #1202897 #1202898
#1203098 #1203107
Cross- CVE-2020-36516 CVE-2021-4203 CVE-2022-1012
CVE-2022-20368 CVE-2022-20369 CVE-2022-21385
CVE-2022-2588 CVE-2022-26373 CVE-2022-2639
CVE-2022-2663 CVE-2022-29581 CVE-2022-2977
CVE-2022-3028 CVE-2022-36879 CVE-2022-39188
CVSS scores:
CVE-2020-36516 (NVD) : 5.9 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:L
CVE-2020-36516 (SUSE): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVE-2021-4203 (NVD) : 6.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
CVE-2021-4203 (SUSE): 5.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:L
CVE-2022-1012 (NVD) : 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVE-2022-1012 (SUSE): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
CVE-2022-20368 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-20368 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2022-20369 (NVD) : 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVE-2022-20369 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2022-21385 (NVD) : 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2022-21385 (SUSE): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2022-2588 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-26373 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE-2022-26373 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE-2022-2639 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-2639 (SUSE): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
CVE-2022-2663 (NVD) : 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVE-2022-2663 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CVE-2022-29581 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-29581 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-2977 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-2977 (SUSE): 4.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
CVE-2022-3028 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-3028 (SUSE): 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVE-2022-36879 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2022-36879 (SUSE): 4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
CVE-2022-39188 (NVD) : 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2022-39188 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE CaaS Platform 4.0
SUSE Enterprise Storage 6
SUSE Linux Enterprise High Availability 15-SP1
SUSE Linux Enterprise High Performance Computing 15-SP1
SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS
SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS
SUSE Linux Enterprise Module for Live Patching 15-SP1
SUSE Linux Enterprise Server 15-SP1
SUSE Linux Enterprise Server 15-SP1-BCL
SUSE Linux Enterprise Server 15-SP1-LTSS
SUSE Linux Enterprise Server for SAP 15-SP1
SUSE Linux Enterprise Server for SAP Applications 15-SP1
SUSE Linux Enterprise Storage 6
SUSE Manager Proxy 4.0
SUSE Manager Retail Branch Server 4.0
SUSE Manager Server 4.0
openSUSE Leap 15.3
openSUSE Leap 15.4
https://www.suse.com/security/cve/CVE-2020-36516.html
https://www.suse.com/security/cve/CVE-2021-4203.html
https://www.suse.com/security/cve/CVE-2022-1012.html
https://www.suse.com/security/cve/CVE-2022-20368.html
https://www.suse.com/security/cve/CVE-2022-20369.html
https://www.suse.com/security/cve/CVE-2022-21385.html
https://www.suse.com/security/cve/CVE-2022-2588.html
https://www.suse.com/security/cve/CVE-2022-26373.html
https://www.suse.com/security/cve/CVE-2022-2639.html
https://www.suse.com/security/cve/CVE-2022-2663.html
https://www.suse.com/security/cve/CVE-2022-29581.html
https://www.suse.com/security/cve/CVE-2022-2977.html
https://www.suse.com/security/cve/CVE-2022-3028.html
https://www.suse.com/security/cve/CVE-2022-36879.html
https://www.suse.com/security/cve/CVE-2022-39188.html
https://bugzilla.suse.com/1177440
https://bugzilla.suse.com/1180153
https://bugzilla.suse.com/1188944
https://bugzilla.suse.com/1191881
https://bugzilla.suse.com/1194535
https://bugzilla.suse.com/1196616
https://bugzilla.suse.com/1197158
https://bugzilla.suse.com/1199482
https://bugzilla.suse.com/1199665
https://bugzilla.suse.com/1201019
https://bugzilla.suse.com/1201420
https://bugzilla.suse.com/1201705
https://bugzilla.suse.com/1201726
https://bugzilla.suse.com/1201948
https://bugzilla.suse.com/1202096
https://bugzilla.suse.com/1202097
https://bugzilla.suse.com/1202154
https://bugzilla.suse.com/1202335
https://bugzilla.suse.com/1202346
https://bugzilla.suse.com/1202347
https://bugzilla.suse.com/1202393
https://bugzilla.suse.com/1202396
https://bugzilla.suse.com/1202672
https://bugzilla.suse.com/1202897
https://bugzilla.suse.com/1202898
https://bugzilla.suse.com/1203098
https://bugzilla.suse.com/1203107