SUSE-SU-2022:3422-1

The SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2021-4203: Fixed use-after-free read flaw that was found in sockgetsockopt() in net/core/sock.c due to SOPEERCRED 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 out of bounds write in v4l2m2mquerybuf of v4l2-mem2mem.c (bnc#1202347).
• CVE-2022-21385: Fixed a flaw in netrdsalloc_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-2022-2663: Fixed an issue that was found in nfconntrackirc 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 xfrmexpandpolicies 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:

• 9p: migrate from syncinode to filemapfdatawrite_wbc (bsc#1202528).
• ACPI: CPPC: Do not prevent CPPC from working in the future (git-fixes).
• Fix releasing of old bundles in xfrmbundlelookup() (bsc#1201264 bsc#1190397 bsc#1199617).
• KABI: cgroup: Restore KABI of css_set (bsc#1201610).
• KVM: PPC: Book3S HV: Context tracking exit guest context before enabling irqs (bsc#1065729).
• KVM: arm64: Avoid setting the upper 32 bits of TCREL2 and CPTREL2 (bsc#1201442)
• KVM: nVMX: Set UMIP bit CR4_FIXED1 MSR when emulating UMIP (bsc#1120716).
• KVM: x86: Mark TSS busy during LTR emulation after all fault checks (git-fixes).
• KVM: x86: Set error code to segment selector on LLDT/LTR non-canonical #GP (git-fixes).
• PCI: dwc: Deallocate EPC memory on dwpcieep_init() errors (git-fixes).
• Revert 'USB: xhci: fix U1/U2 handling for hardware with XHCIINTELHOST quirk set' (git-fixes).
• Revert 'r8152: adjust the settings about MAC clock speed down for RTL8153' (git-fixes).
• SUNRPC: Fix the svcdeferredevent trace class (git-fixes).
• USB: new quirk for Dell Gen 2 devices (git-fixes).
• USB: serial: io_ti: add Agilent E5805A support (git-fixes).
• ata: libata: add qc->flags in ataqccomplete_template tracepoint (git-fixes).
• btrfs: Convert fsinfo->freechunkspace to atomic64t (bsc#1202528).
• btrfs: add a trace class for dumping the current ENOSPC state (bsc#1202528).
• btrfs: add a trace point for reserve tickets (bsc#1202528).
• btrfs: adjust the flush trace point to include the source (bsc#1202528).
• btrfs: check reclaimsize in needpreemptive_reclaim (bsc#1202528).
• btrfs: check worker before needpreemptivereclaim (bsc#1202528).
• btrfs: do not do preemptive flushing if the majority is global rsv (bsc#1202528).
• btrfs: do not include the global rsv size in the preemptive used amount (bsc#1202528).
• btrfs: enable a tracepoint when we fail tickets (bsc#1202528).
• btrfs: handle preemptive delalloc flushing slightly differently (bsc#1202528).
• btrfs: implement space clamping for preemptive flushing (bsc#1202528).
• btrfs: improve preemptive background space flushing (bsc#1202528).
• btrfs: include delalloc related info in dump space info tracepoint (bsc#1202528).
• btrfs: introduce a FORCECOMMITTRANS flush operation (bsc#1202528).
• btrfs: make flushspace take a enum btrfsflush_state instead of int (bsc#1202528).
• btrfs: only clamp the first time we have to start flushing (bsc#1202528).
• btrfs: only ignore delalloc if delalloc is much smaller than ordered (bsc#1202528).
• btrfs: reduce the preemptive flushing threshold to 90% (bsc#1202528).
• btrfs: remove FLUSHDELAYEDREFS from data ENOSPC flushing (bsc#1202528).
• btrfs: rename needdoasync_reclaim (bsc#1202528).
• btrfs: rework btrfscalcreclaimmetadatasize (bsc#1202528).
• btrfs: rip out btrfsspaceinfo::totalbytespinned (bsc#1202528).
• btrfs: rip out maycommittransaction (bsc#1202528).
• btrfs: rip the firstticketbytes logic from failalltickets (bsc#1202528).
• btrfs: simplify the logic in needpreemptiveflushing (bsc#1202528).
• btrfs: take into account global rsv in needpreemptivereclaim (bsc#1202528).
• btrfs: use delallocbytes to determine flush amount for shrinkdelalloc (bsc#1202528).
• btrfs: use percpureadpositive instead of sumpositive for needpreempt (bsc#1202528).
• btrfs: use the filemapfdatawritewbc helper for delalloc shrinking (bsc#1202528).
• btrfs: use the global rsv size in the preemptive thresh calculation (bsc#1202528).
• btrfs: wait on async extents when flushing delalloc (bsc#1202528).
• btrfs: wake up asyncdelallocpages waiters after submit (bsc#1202528).
• ceph: do not truncate file in atomic_open (bsc#1202830).
• cgroup: Use separate src/dst nodes when preloading css_sets for migration (bsc#1201610).
• check skpeercred pointer before put_cred() call
• crypto: arm64/gcm - Select AEAD for GHASHARM64CE (git-fixes).
• crypto: inside-secure - Add missing MODULEDEVICETABLE for of (git-fixes).
• cxgb4: fix endian conversions for L4 ports in filters (git-fixes).
• cxgb4: move handling L2T ARP failures to caller (git-fixes).
• cxgb4: parse TC-U32 key values and masks natively (git-fixes).
• drivers/perf: armspe: Fix consistency of SYSPMSCR_EL1.CX (git-fixes).
• fs: add a filemapfdatawritewbc helper (bsc#1202528).
• fuse: limit nsec (bsc#1203126).
• iommu/vt-d: avoid invalid memory access via nodeonline(NUMANO_NODE) (git-fixes).
• ipheth: fix EOVERFLOW in iphethrcvbulkcallback (git-fixes).
• kabi/severities: add mlx5 internal symbols
• 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).
• mvpp2: fix panic on module removal (git-fixes).
• mvpp2: refactor the HW checksum setup (git-fixes).
• net/mlx5: Clear LAG notifier pointer after unregister (git-fixes).
• net/mlx5: Fix auto group size calculation (git-fixes).
• net/mlx5: Imply MLXFW in mlx5_core (git-fixes).
• net/mlx5e: Use the inner headers to determine tc/pedit offload limitation on decap flows (git-fixes).
• net: dsa: mt7530: Change the LINK bit to reflect the link status (git-fixes).
• net: emaclite: Simplify if-else statements (git-fixes).
• net: lltemac: Add more error handling of dmamap_single() calls (git-fixes).
• net: ll_temac: Enable DMA when ready, not before (git-fixes).
• net: lltemac: Fix RX buffer descriptor handling on GFPATOMIC pressure (git-fixes).
• net: ll_temac: Fix iommu/swiotlb leak (git-fixes).
• net: ll_temac: Fix support for 64-bit platforms (git-fixes).
• net: ll_temac: Fix support for little-endian platforms (git-fixes).
• net: ll_temac: Fix typo bug for 32-bit (git-fixes).
• net: sock: tracing: Fix sockexceedbuf_limit not to dereference stale pointer (git-fixes).
• net: stmmac: gmac4: bitrev32 returns u32 (git-fixes).
• net: usb: lan78xx: Connect PHY before registering MAC (git-fixes).
• net: xilinx: replace devkfreeskbirq by devconsumeskbirq for drop profiles (git-fixes).
• netsched: clsroute: 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 handleinsnops() 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).
• phy: tegra: fix device-tree node lookups (git-fixes).
• powerpc/perf: Add privileged access check for thread_imc (bsc#1054914, git-fixes).
• powerpc/perf: Fix loop exit condition in nestimcevent_init (bsc#1054914, git-fixes).
• powerpc/perf: Return accordingly on invalid chip-id in (bsc#1054914, git-fixes).
• powerpc/xive: Fix refcount leak in xivegetmax_prio (git-fixess).
• powerpc: Enable execve syscall exit tracepoint (bsc#1065729).
• powerpc: Use sizeof(*foo) rather than sizeof(struct foo) (bsc#1054914, git-fixes).
• powerpc: define get_cycles macro for arch-override (bsc#1065729).
• qed: Add EDPM mode type for user-fw compatibility (git-fixes).
• qed: fix kABI in qedrdmacreateqpin_params (git-fixes).
• scsi: smartpqi: set forceblkmq=1.(bsc#1179310)
• spmi: trace: fix stack-out-of-bound access in SPMI tracing functions (git-fixes).
• squashfs: add more sanity checks in id lookup (git-fixes).
• squashfs: add more sanity checks in inode lookup (git-fixes).
• squashfs: add more sanity checks in xattr id lookup (git-fixes).
• squashfs: fix divide error in calculate_skip() (git-fixes).
• squashfs: fix inode lookup sanity checks (bsc#1203013).
• squashfs: fix xattr id and id lookup sanity checks (bsc#1203013).
• tracepoint: Add tracepointproberegistermayexist() for BPF tracing (git-fixes).
• tracing/perf: Use strndup_user() instead of buggy open-coded version (git-fixes).
• tracing/uprobes: Check the return value of kstrdup() for tu->filename (git-fixes).
• tracing: Fix race in perftracebuf initialization (git-fixes).
• usb: misc: fix improper handling of refcount in uss720_probe() (git-fixes).
• usbnet: Fix linkwatch use-after-free on disconnect (git-fixes).
• usbnet: smsc95xx: Fix deadlock on runtime resume (git-fixes).
• xen/xenbus: fix return type in xenbusfileread() (git-fixes).
• xfs: always free inline data before resetting inode fork during ifree (bsc#1202017).
• xfs: check sbmetauuid for dabuf buffer recovery (bsc#1202577).
• xprtrdma: Fix trace point use-after-free race (git-fixes).