{"schemaVersion":3,"id":"SUSE-SU-2023:4035-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for the Linux Kernel\n\n\nThe SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security and bugfixes.\n\nThe following security bugs were fixed:\n\n- CVE-2023-39194: Fixed an out of bounds read in the XFRM subsystem (bsc#1215861).\n- CVE-2023-39193: Fixed an out of bounds read in the xtables subsystem (bsc#1215860).\n- CVE-2023-39192: Fixed an out of bounds read in the netfilter (bsc#1215858).\n- CVE-2023-42754: Fixed a NULL pointer dereference in the IPv4 stack that could lead to denial of service (bsc#1215467).\n- CVE-2023-4389: Fixed a reference counting issue in the Btrfs filesystem that could be exploited in order to leak internal kernel information or crash the system (bsc#1214351).\n- CVE-2023-5345: fixed an use-after-free vulnerability in the fs/smb/client component which could be exploited to achieve local privilege escalation. (bsc#1215899)\n- CVE-2023-42753: Fixed an array indexing vulnerability in the netfilter subsystem. This issue may have allowed a local user to crash the system or potentially escalate their privileges (bsc#1215150).\n- CVE-2023-1206: Fixed a hash collision flaw in the IPv6 connection lookup table. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6 connections up to 95% (bsc#1212703).\n- CVE-2023-4921: Fixed a use-after-free vulnerability in the QFQ network scheduler which could be exploited to achieve local privilege escalatio (bsc#1215275).\n- CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain sockets component which could be exploited to achieve local privilege escalation (bsc#1215117).\n- CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215115).\n- CVE-2023-4155: Fixed a flaw in KVM AMD Secure Encrypted Virtualization (SEV). An attacker can trigger a stack overflow and cause a denial of service or potentially guest-to-host escape in kernel configurations without stack guard pages. (bsc#1214022)\n\nThe following non-security bugs were fixed:\n\n- ALSA: hda/realtek: Splitting the UX3402 into two separate models (git-fixes).\n- arm64: module-plts: inline linux/moduleloader.h (git-fixes)\n- arm64: module: Use module_init_layout_section() to spot init sections (git-fixes)\n- arm64: sdei: abort running SDEI handlers during crash (git-fixes)\n- arm64: tegra: Update AHUB clock parent and rate (git-fixes)\n- arm64/fpsimd: Only provide the length to cpufeature for xCR registers (git-fixes)\n- ASoC: amd: yc: Fix non-functional mic on Lenovo 82QF and 82UG (git-fixes).\n- ASoC: hdaudio.c: Add missing check for devm_kstrdup (git-fixes).\n- ASoC: imx-audmix: Fix return error with devm_clk_get() (git-fixes).\n- ASoC: meson: spdifin: start hw on dai probe (git-fixes).\n- ASoC: rt5640: Fix IRQ not being free-ed for HDA jack detect mode (git-fixes).\n- ASoC: rt5640: Fix sleep in atomic context (git-fixes).\n- ASoC: rt5640: Revert 'Fix sleep in atomic context' (git-fixes).\n- ASoC: soc-utils: Export snd_soc_dai_is_dummy() symbol (git-fixes).\n- ASoC: SOF: core: Only call sof_ops_free() on remove if the probe was successful (git-fixes).\n- ASoC: tegra: Fix redundant PLLA and PLLA_OUT0 updates (git-fixes).\n- blk-iocost: fix divide by 0 error in calc_lcoefs() (bsc#1214986).\n- blk-iocost: use spin_lock_irqsave in adjust_inuse_and_calc_cost (bsc#1214992).\n- block/mq-deadline: use correct way to throttling write requests (bsc#1214993).\n- bnx2x: new flag for track HW resource allocation (bsc#1202845 bsc#1215322).\n- clocksource: hyper-v: Mark hyperv tsc page unencrypted in sev-snp enlightened guest (bsc#1206453).\n- drivers: hv: Mark percpu hvcall input arg page unencrypted in SEV-SNP enlightened guest (bsc#1206453).\n- Drivers: hv: vmbus: Bring the post_msg_page back for TDX VMs with the paravisor (bsc#1206453).\n- Drivers: hv: vmbus: Support >64 VPs for a fully enlightened TDX/SNP VM (bsc#1206453).\n- Drivers: hv: vmbus: Support fully enlightened TDX guests (bsc#1206453).\n- drm/ast: Add BMC virtual connector (bsc#1152472) Backporting changes: \t* rename ast_device to ast_private\n- drm/ast: report connection status on Display Port. (bsc#1152472) Backporting changes: \t* rename ast_device to ast_private \t* context changes\n- drm/display: Do not assume dual mode adaptors support i2c sub-addressing (bsc#1213808).\n- drm/meson: fix memory leak on ->hpd_notify callback (git-fixes).\n- drm/virtio: Correct drm_gem_shmem_get_sg_table() error handling (git-fixes).\n- drm/virtio: Use appropriate atomic state in virtio_gpu_plane_cleanup_fb() (git-fixes).\n- ext4: avoid potential data overflow in next_linear_group (bsc#1214951).\n- ext4: correct inline offset when handling xattrs in inode body (bsc#1214950).\n- ext4: fix memory leaks in ext4_fname_{setup_filename,prepare_lookup} (bsc#1214954).\n- ext4: fix wrong unit use in ext4_mb_clear_bb (bsc#1214943).\n- ext4: fix wrong unit use in ext4_mb_new_blocks (bsc#1214944).\n- ext4: get block from bh in ext4_free_blocks for fast commit replay (bsc#1214942).\n- ext4: reflect error codes from ext4_multi_mount_protect() to its callers (bsc#1214941).\n- ext4: Remove ext4 locking of moved directory (bsc#1214957).\n- ext4: set goal start correctly in ext4_mb_normalize_request (bsc#1214940).\n- fs: Establish locking order for unrelated directories (bsc#1214958).\n- fs: Lock moved directories (bsc#1214959).\n- fs: lockd: avoid possible wrong NULL parameter (git-fixes).\n- fs: no need to check source (bsc#1215752).\n- fuse: nlookup missing decrement in fuse_direntplus_link (bsc#1215581).\n- gve: Add AF_XDP zero-copy support for GQI-QPL format (bsc#1214479).\n- gve: Add XDP DROP and TX support for GQI-QPL format (bsc#1214479).\n- gve: Add XDP REDIRECT support for GQI-QPL format (bsc#1214479).\n- gve: Changes to add new TX queues (bsc#1214479).\n- gve: Control path for DQO-QPL (bsc#1214479).\n- gve: fix frag_list chaining (bsc#1214479).\n- gve: Fix gve interrupt names (bsc#1214479).\n- gve: RX path for DQO-QPL (bsc#1214479).\n- gve: trivial spell fix Recive to Receive (bsc#1214479).\n- gve: Tx path for DQO-QPL (bsc#1214479).\n- gve: Unify duplicate GQ min pkt desc size constants (bsc#1214479).\n- gve: use vmalloc_array and vcalloc (bsc#1214479).\n- gve: XDP support GQI-QPL: helper function changes (bsc#1214479).\n- hwrng: virtio - add an internal buffer (git-fixes).\n- hwrng: virtio - always add a pending request (git-fixes).\n- hwrng: virtio - do not wait on cleanup (git-fixes).\n- hwrng: virtio - do not waste entropy (git-fixes).\n- hwrng: virtio - Fix race on data_avail and actual data (git-fixes).\n- i915/pmu: Move execlist stats initialization to execlist specific setup (git-fixes).\n- iommu/virtio: Detach domain on endpoint release (git-fixes).\n- iommu/virtio: Return size mapped for a detached domain (git-fixes).\n- jbd2: check 'jh->b_transaction' before removing it from checkpoint (bsc#1214953).\n- jbd2: correct the end of the journal recovery scan range (bsc#1214955).\n- jbd2: fix a race when checking checkpoint buffer busy (bsc#1214949).\n- jbd2: fix checkpoint cleanup performance regression (bsc#1214952).\n- jbd2: Fix wrongly judgement for buffer head removing while doing checkpoint (bsc#1214948).\n- jbd2: recheck chechpointing non-dirty buffer (bsc#1214945).\n- jbd2: remove journal_clean_one_cp_list() (bsc#1214947).\n- jbd2: remove t_checkpoint_io_list (bsc#1214946).\n- jbd2: restore t_checkpoint_io_list to maintain kABI (bsc#1214946).\n- kernel-binary: Move build-time definitions together Move source list and build architecture to buildrequires to aid in future reorganization of the spec template.\n- kernel-binary: python3 is needed for build At least scripts/bpf_helpers_doc.py requires python3 since Linux 4.18 Other simimlar scripts may exist.\n- KVM: s390: fix KVM_S390_GET_CMMA_BITS for GFNs in memslot holes (git-fixes bsc#1215915).\n- KVM: s390: interrupt: use READ_ONCE() before cmpxchg() (git-fixes bsc#1215896).\n- KVM: s390: pv: fix external interruption loop not always detected (git-fixes bsc#1215916).\n- KVM: s390: vsie: Fix the initialization of the epoch extension (epdx) field (git-fixes bsc#1215894).\n- KVM: s390: vsie: fix the length of APCB bitmap (git-fixes bsc#1215895).\n- KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler (git-fixes bsc#1215911).\n- KVM: x86: Fix KVM_CAP_SYNC_REGS's sync_regs() TOCTOU issues (git-fixes).\n- KVM: x86/mmu: Include mmu.h in spte.h (git-fixes).\n- loop: Fix use-after-free issues (bsc#1214991).\n- loop: loop_set_status_from_info() check before assignment (bsc#1214990).\n- module: Expose module_init_layout_section() (git-fixes)\n- net: do not allow gso_size to be set to GSO_BY_FRAGS (git-fixes).\n- net: mana: Add page pool for RX buffers (bsc#1214040).\n- net: mana: Configure hwc timeout from hardware (bsc#1214037).\n- net: usb: qmi_wwan: add Quectel EM05GV2 (git-fixes).\n- NFS: Guard against READDIR loop when entry names exceed MAXNAMELEN (git-fixes).\n- nfs/blocklayout: Use the passed in gfp flags (git-fixes).\n- NFS/pNFS: Report EINVAL errors from connect() to the server (git-fixes).\n- NFSD: da_addr_body field missing in some GETDEVICEINFO replies (git-fixes).\n- nfsd: fix change_info in NFSv4 RENAME replies (git-fixes).\n- nfsd: Fix race to FREE_STATEID and cl_revoked (git-fixes).\n- NFSv4: Fix dropped lock for racing OPEN and delegation return (git-fixes).\n- NFSv4: fix out path in __nfs4_get_acl_uncached (git-fixes).\n- NFSv4.2: fix error handling in nfs42_proc_getxattr (git-fixes).\n- NFSv4.2: fix handling of COPY ERR_OFFLOAD_NO_REQ (git-fixes).\n- NFSv4/pnfs: minor fix for cleanup path in nfs4_get_device_info (git-fixes).\n- nvme-auth: use chap->s2 to indicate bidirectional authentication (bsc#1214543).\n- nvme-tcp: add recovery_delay to sysfs (bsc#1201284).\n- nvme-tcp: delay error recovery until the next KATO interval (bsc#1201284).\n- nvme-tcp: Do not terminate commands when in RESETTING (bsc#1201284).\n- nvme-tcp: make 'err_work' a delayed work (bsc#1201284).\n- platform/x86: intel_scu_ipc: Check status after timeout in busy_loop() (git-fixes).\n- platform/x86: intel_scu_ipc: Check status upon timeout in ipc_wait_for_interrupt() (git-fixes).\n- platform/x86: intel_scu_ipc: Do not override scu in intel_scu_ipc_dev_simple_command() (git-fixes).\n- platform/x86: intel_scu_ipc: Fail IPC send if still busy (git-fixes).\n- pNFS: Fix assignment of xprtdata.cred (git-fixes).\n- powerpc/fadump: make is_kdump_kernel() return false when fadump is active (bsc#1212639 ltc#202582).\n- printk: ringbuffer: Fix truncating buffer size min_t cast (bsc#1215875).\n- quota: add new helper dquot_active() (bsc#1214998).\n- quota: factor out dquot_write_dquot() (bsc#1214995).\n- quota: fix dqput() to follow the guarantees dquot_srcu should provide (bsc#1214963).\n- quota: fix warning in dqgrab() (bsc#1214962).\n- quota: Properly disable quotas when add_dquot_ref() fails (bsc#1214961).\n- quota: rename dquot_active() to inode_quota_active() (bsc#1214997).\n- RDMA/siw: Fabricate a GID on tun and loopback devices (git-fixes)\n- scsi: lpfc: Early return after marking final NLP_DROPPED flag in dev_loss_tmo (git-fixes).\n- scsi: lpfc: Fix the NULL vs IS_ERR() bug for debugfs_create_file() (git-fixes).\n- scsi: lpfc: Prevent use-after-free during rmmod with mapped NVMe rports (git-fixes).\n- scsi: qedf: Add synchronization between I/O completions and abort (bsc#1210658).\n- scsi: qla2xxx: Fix NULL vs IS_ERR() bug for debugfs_create_dir() (git-fixes).\n- scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() (git-fixes).\n- scsi: storvsc: Handle additional SRB status values (git-fixes).\n- scsi: zfcp: Fix a double put in zfcp_port_enqueue() (git-fixes bsc#1215941).\n- selftests: mlxsw: Fix test failure on Spectrum-4 (jsc#PED-1549).\n- spi: Add TPM HW flow flag (bsc#1213534)\n- spi: tegra210-quad: Enable TPM wait polling (bsc#1213534)\n- spi: tegra210-quad: set half duplex flag (bsc#1213534)\n- SUNRPC: Mark the cred for revalidation if the server rejects it (git-fixes).\n- tpm_tis_spi: Add hardware wait polling (bsc#1213534)\n- uapi: stddef.h: Fix __DECLARE_FLEX_ARRAY for C++ (git-fixes).\n- udf: Fix extension of the last extent in the file (bsc#1214964).\n- udf: Fix file corruption when appending just after end of preallocated extent (bsc#1214965).\n- udf: Fix off-by-one error when discarding preallocation (bsc#1214966).\n- udf: Fix uninitialized array access for some pathnames (bsc#1214967).\n- Update metadata\n- usb: ehci: add workaround for chipidea PORTSC.PEC bug (git-fixes).\n- usb: ehci: move new member has_ci_pec_bug into hole (git-fixes).\n- vhost_vdpa: fix the crash in unmap a large memory (git-fixes).\n- vhost-scsi: unbreak any layout for response (git-fixes).\n- vhost: allow batching hint without size (git-fixes).\n- vhost: allow batching hint without size (git-fixes).\n- vhost: fix hung thread due to erroneous iotlb entries (git-fixes).\n- vhost: handle error while adding split ranges to iotlb (git-fixes).\n- virtio_net: add checking sq is full inside xdp xmit (git-fixes).\n- virtio_net: Fix probe failed when modprobe virtio_net (git-fixes).\n- virtio_net: reorder some funcs (git-fixes).\n- virtio_net: separate the logic of checking whether sq is full (git-fixes).\n- virtio_ring: fix avail_wrap_counter in virtqueue_add_packed (git-fixes).\n- virtio-blk: set req->state to MQ_RQ_COMPLETE after polling I/O is finished (git-fixes).\n- virtio-mmio: do not break lifecycle of vm_dev (git-fixes).\n- virtio-net: fix race between set queues and probe (git-fixes).\n- virtio-net: set queues after driver_ok (git-fixes).\n- virtio-rng: make device ready before making request (git-fixes).\n- virtio: acknowledge all features before access (git-fixes).\n- vmcore: remove dependency with is_kdump_kernel() for exporting vmcore (bsc#1212639 ltc#202582).\n- x86/coco: Allow CPU online/offline for a TDX VM with the paravisor on Hyper-V (bsc#1206453).\n- x86/coco: Export cc_vendor (bsc#1206453).\n- x86/hyperv: Add hv_write_efer() for a TDX VM with the paravisor (bsc#1206453).\n- x86/hyperv: Add hyperv-specific handling for VMMCALL under SEV-ES (bsc#1206453).\n- x86/hyperv: Add missing 'inline' to hv_snp_boot_ap() stub (bsc#1206453).\n- x86/hyperv: Add sev-snp enlightened guest static key (bsc#1206453)\n- x86/hyperv: Add smp support for SEV-SNP guest (bsc#1206453).\n- x86/hyperv: Add VTL specific structs and hypercalls (bsc#1206453).\n- x86/hyperv: Fix serial console interrupts for fully enlightened TDX guests (bsc#1206453).\n- x86/hyperv: Fix undefined reference to isolation_type_en_snp without CONFIG_HYPERV (bsc#1206453).\n- x86/hyperv: Introduce a global variable hyperv_paravisor_present (bsc#1206453).\n- x86/hyperv: Mark hv_ghcb_terminate() as noreturn (bsc#1206453).\n- x86/hyperv: Mark Hyper-V vp assist page unencrypted in SEV-SNP enlightened guest (bsc#1206453).\n- x86/hyperv: Move the code in ivm.c around to avoid unnecessary ifdef's (bsc#1206453).\n- x86/hyperv: Remove hv_isolation_type_en_snp (bsc#1206453).\n- x86/hyperv: Set Virtual Trust Level in VMBus init message (bsc#1206453).\n- x86/hyperv: Support hypercalls for fully enlightened TDX guests (bsc#1206453).\n- x86/hyperv: Use TDX GHCI to access some MSRs in a TDX VM with the paravisor (bsc#1206453).\n- x86/hyperv: Use vmmcall to implement Hyper-V hypercall in sev-snp enlightened guest (bsc#1206453).\n- x86/PVH: avoid 32-bit build warning when obtaining VGA console info (git-fixes).\n- x86/srso: Do not probe microcode in a guest (git-fixes).\n- x86/srso: Fix SBPB enablement for spec_rstack_overflow=off (git-fixes).\n- x86/srso: Fix srso_show_state() side effect (git-fixes).\n- x86/srso: Set CPUID feature bits independently of bug or mitigation status (git-fixes).\n- xen: remove a confusing comment on auto-translated guest I/O (git-fixes).\n- xprtrdma: Remap Receive buffers after a reconnect (git-fixes).","dates":{"published":"2023-10-10T14:42:43.000Z","modified":"2026-02-04T04:29:48.752Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"opensuse","product":"kernel-rt_debug&distro=openSUSE Leap 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