This bug was fixed in the package linux - 5.4.0-164.181 --------------- linux (5.4.0-164.181) focal; urgency=medium * focal/linux: 5.4.0-164.181 -proposed tracker (LP: #2033867) * Please enable Renesas RZ platform serial installer (LP: #2022361) - [Config] enable hihope RZ/G2M serial console * Azure: hv_netvsc: add support for vlans in AF_PACKET mode (LP: #2030872) - hv_netvsc: add support for vlans in AF_PACKET mode * systemd mount units fail during boot, while file system is correctly mounted (LP: #1837227) - list: introduce list_for_each_continue() - proc/mounts: add cursor * CVE-2023-40283 - Bluetooth: L2CAP: Fix use-after-free in l2cap_sock_ready_cb * CVE-2023-20588 - x86/bugs: Increase the x86 bugs vector size to two u32s - x86/CPU/AMD: Do not leak quotient data after a division by 0 - x86/CPU/AMD: Fix the DIV(0) initial fix attempt * CVE-2023-4194 - net: tun_chr_open(): set sk_uid from current_fsuid() - net: tap_open(): set sk_uid from current_fsuid() * CVE-2023-1206 - tcp: Reduce chance of collisions in inet6_hashfn(). * CVE-2021-4001 - bpf: Fix toctou on read-only map's constant scalar tracking * Focal update: v5.4.248 upstream stable release (LP: #2031121) - test_firmware: fix a memory leak with reqs buffer - KEYS: asymmetric: Copy sig and digest in public_key_verify_signature() - dasd: refactor dasd_ioctl_information - s390/dasd: Use correct lock while counting channel queue length - power: supply: ab8500: Fix external_power_changed race - power: supply: sc27xx: Fix external_power_changed race - power: supply: bq27xxx: Use mod_delayed_work() instead of cancel() + schedule() - ARM: dts: vexpress: add missing cache properties - power: supply: Ratelimit no data debug output - platform/x86: asus-wmi: Ignore WMI events with codes 0x7B, 0xC0 - regulator: Fix error checking for debugfs_create_dir - irqchip/meson-gpio: Mark OF related data as maybe unused - power: supply: Fix logic checking if system is running from battery - btrfs: handle memory allocation failure in btrfs_csum_one_bio - parisc: Improve cache flushing for PCXL in arch_sync_dma_for_cpu() - parisc: Flush gatt writes and adjust gatt mask in parisc_agp_mask_memory() - MIPS: Alchemy: fix dbdma2 - mips: Move initrd_start check after initrd address sanitisation. - xen/blkfront: Only check REQ_FUA for writes - drm:amd:amdgpu: Fix missing buffer object unlock in failure path - ocfs2: fix use-after-free when unmounting read-only filesystem - ocfs2: check new file size on fallocate call - nios2: dts: Fix tse_mac "max-frame-size" property - nilfs2: fix incomplete buffer cleanup in nilfs_btnode_abort_change_key() - nilfs2: fix possible out-of-bounds segment allocation in resize ioctl - kexec: support purgatories with .text.hot sections - powerpc/purgatory: remove PGO flags - nouveau: fix client work fence deletion race - RDMA/uverbs: Restrict usage of privileged QKEYs - net: usb: qmi_wwan: add support for Compal RXM-G1 - ALSA: hda/realtek: Add a quirk for Compaq N14JP6 - Remove DECnet support from kernel - [Config] updateconfigs for DECNET - USB: serial: option: add Quectel EM061KGL series - serial: lantiq: add missing interrupt ack - usb: dwc3: gadget: Reset num TRBs before giving back the request - spi: spi-fsl-dspi: Remove unused chip->void_write_data - spi: fsl-dspi: avoid SCK glitches with continuous transfers - netfilter: nfnetlink: skip error delivery on batch in case of ENOMEM - ping6: Fix send to link-local addresses with VRF. - RDMA/rxe: Remove the unused variable obj - RDMA/rxe: Removed unused name from rxe_task struct - RDMA/rxe: Fix the use-before-initialization error of resp_pkts - iavf: remove mask from iavf_irq_enable_queues() - IB/uverbs: Fix to consider event queue closing also upon non-blocking mode - IB/isert: Fix dead lock in ib_isert - IB/isert: Fix possible list corruption in CMA handler - IB/isert: Fix incorrect release of isert connection - ipvlan: fix bound dev checking for IPv6 l3s mode - sctp: fix an error code in sctp_sf_eat_auth() - igb: fix nvm.ops.read() error handling - drm/nouveau/dp: check for NULL nv_connector->native_mode - drm/nouveau/kms: Don't change EDID when it hasn't actually changed - drm/nouveau: add nv_encoder pointer check for NULL - net/sched: cls_api: Fix lockup on flushing explicitly created chain - net: lapbether: only support ethernet devices - net: tipc: resize nlattr array to correct size - selftests/ptp: Fix timestamp printf format for PTP_SYS_OFFSET - afs: Fix vlserver probe RTT handling - neighbour: Remove unused inline function neigh_key_eq16() - net: Remove unused inline function dst_hold_and_use() - neighbour: delete neigh_lookup_nodev as not used - drm/nouveau/kms: Fix NULL pointer dereference in nouveau_connector_detect_depth - mmc: block: ensure error propagation for non-blk - Linux 5.4.248 * Focal update: v5.4.247 upstream stable release (LP: #2030818) - blk-iocost: avoid 64-bit division in ioc_timer_fn - block/blk-iocost (gcc13): keep large values in a new enum - i40iw: fix build warning in i40iw_manage_apbvt() - i40e: fix build warnings in i40e_alloc.h - spi: qup: Request DMA before enabling clocks - neighbour: Replace zero-length array with flexible-array member - neighbour: fix unaligned access to pneigh_entry - net: dsa: lan9303: allow vid != 0 in port_fdb_{add|del} methods - Bluetooth: Fix l2cap_disconnect_req deadlock - Bluetooth: L2CAP: Add missing checks for invalid DCID - netfilter: conntrack: fix NULL pointer dereference in nf_confirm_cthelper - netfilter: ipset: Add schedule point in call_ad(). - rfs: annotate lockless accesses to sk->sk_rxhash - rfs: annotate lockless accesses to RFS sock flow table - net: sched: move rtm_tca_policy declaration to include file - net: sched: fix possible refcount leak in tc_chain_tmplt_add() - lib: cpu_rmap: Fix potential use-after-free in irq_cpu_rmap_release() - bnxt_en: Query default VLAN before VNIC setup on a VF - batman-adv: Broken sync while rescheduling delayed work - Input: xpad - delete a Razer DeathAdder mouse VID/PID entry - Input: psmouse - fix OOB access in Elantech protocol - ALSA: hda/realtek: Add a quirk for HP Slim Desktop S01 - ALSA: hda/realtek: Add Lenovo P3 Tower platform - drm/amdgpu: fix xclk freq on CHIP_STONEY - can: j1939: j1939_sk_send_loop_abort(): improved error queue handling in J1939 Socket - can: j1939: change j1939_netdev_lock type to mutex - can: j1939: avoid possible use-after-free when j1939_can_rx_register fails - ceph: fix use-after-free bug for inodes when flushing capsnaps - Bluetooth: Fix use-after-free in hci_remove_ltk/hci_remove_irk - rbd: move RBD_OBJ_FLAG_COPYUP_ENABLED flag setting - pinctrl: meson-axg: add missing GPIOA_18 gpio group - usb: usbfs: Enforce page requirements for mmap - usb: usbfs: Use consistent mmap functions - bonding (gcc13): synchronize bond_{a,t}lb_xmit() types - i2c: sprd: Delete i2c adapter in .remove's error path - eeprom: at24: also select REGMAP - ext4: only check dquot_initialize_needed() when debugging - drm/atomic: Don't pollute crtc_state->mode_blob with error pointers - rbd: get snapshot context after exclusive lock is ensured to be held - mtd: spinand: macronix: Add support for MX35LFxGE4AD - Linux 5.4.247 * CVE-2023-4128 - net/sched: cls_u32: No longer copy tcf_result on update to avoid use-after- free - net/sched: cls_fw: No longer copy tcf_result on update to avoid use-after- free - net/sched: cls_route: No longer copy tcf_result on update to avoid use- after-free * CVE-2023-3863 - nfc: llcp: simplify llcp_sock_connect() error paths - net: nfc: Fix use-after-free caused by nfc_llcp_find_local * CVE-2023-3212 - gfs2: Don't deref jdesc in evict -- Roxana Nicolescu