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Package · Azure Linux

kernel

6,741 known vulnerabilities.

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  • High 8.8

    s390/vfio-ap: Fix hot-unplug skipped when last AP adapter or domain removed

    In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: Fix hot-unplug skipped when last AP adapter or domain removed The vfio_ap_mdev_hot_unplug_cfg() function uses the return value of bitmap_andnot() to determine whether the guest …

  • High 8.0

    mtd: afs: validate v2 image info bounds

    In the Linux kernel, the following vulnerability has been resolved: mtd: afs: validate v2 image info bounds The AFS v2 parser uses footer[8] to locate the image information block inside the current erase block, then uses the image information region_count to …

  • High 8.8

    batman-adv: fix stale receive device on merged fragments

    In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix stale receive device on merged fragments Fragment reassembly reuses the skb from the highest-numbered buffered fragment as the merged packet. When that fragment was received o…

  • High 8.0

    clk: meson: align gxbb_32k_clk_sel number of parents with actual count

    In the Linux kernel, the following vulnerability has been resolved: clk: meson: align gxbb_32k_clk_sel number of parents with actual count The following out-of-bounds read has been observed by Christian on a GXBB WeTek Hub: ===================================…

  • High 7.8

    iio: chemical: atlas-sensor: use iio_trigger_poll_nested() to fix remove UAF

    In the Linux kernel, the following vulnerability has been resolved: iio: chemical: atlas-sensor: use iio_trigger_poll_nested() to fix remove UAF The atlas driver requests its hardware data-ready IRQ with devm_request_threaded_irq(); its threaded handler queue…

  • High 8.8

    KVM: nVMX: Always flush vpid02 on first use

    In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Always flush vpid02 on first use Make sure vpid02 is always flushed on first use by setting last_vpid=0 when allocating vpid02. nested_vmx_transition_tlb_flush() will always detect…

  • High 8.8

    KVM: nVM: Ensure INVVPID is emulated on the correct physical CPU

    In the Linux kernel, the following vulnerability has been resolved: KVM: nVM: Ensure INVVPID is emulated on the correct physical CPU When emulating INVVPID, KVM executes INVVPID on the physical CPU using vpid02 (instead of the L1 assigned VPID), after doing s…

  • High 7.1

    KVM: x86: hyper-v: Clamp stimer deadline to avoid livelock

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86: hyper-v: Clamp stimer deadline to avoid livelock Fix an issue where userspace or the guest can program an Hyper-V synthetic timer to have a deadline in the past via integer overflow…

  • High 7.8

    KVM: s390: Take srcu when importing watchpoint data

    In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Take srcu when importing watchpoint data __import_wp_info() backs up the original guest memory contents of a watchpoint with read_guest_abs(), which is kvm_read_guest() and therefo…

  • High 7.8

    KVM: s390: Fix memory corruption by not reinjecting CK machine checks

    In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix memory corruption by not reinjecting CK machine checks Channel-subsystem damage machine checks are for the host channel subsystem. The guest channel subsystem is emulated in th…

  • High 7.1

    KVM: arm64: vgic-its: Don't dereference a NULL collection on ITT save

    In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Don't dereference a NULL collection on ITT save MAPC with V=0 drops ite->collection but leaves the ITE on the device's ITT list, and vgic_its_save_ite() dereferences it …

  • High 8.8

    KVM: arm64: vgic-v3: take an LPI reference in vgic_v3_save_pending_tables

    In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v3: take an LPI reference in vgic_v3_save_pending_tables vgic_v3_save_pending_tables() iterates dist->lpi_xa using xa_for_each() and dereferences the returned struct vgic_irq…

  • High 7.8

    LoongArch: BPF: Refactor jump offset calculation in tail call

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Refactor jump offset calculation in tail call The old macro-based jmp_offset calculation derives the jump distance from a stale prior-pass code stride, which can lead to wrong…

  • High 7.8

    LoongArch: Do not save/restore percpu base register in rethook trampoline

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: Do not save/restore percpu base register in rethook trampoline The rethook trampoline saves $r21 ($u0), the percpu base, into its frame at entry and restores it at exit. Inbetween …

  • High 7.8

    LoongArch: Avoid preempt count underflow without probe

    In the Linux kernel, the following vulnerability has been resolved: LoongArch: Avoid preempt count underflow without probe LoongArch uses break 11 for the breakpoint placed after an instruction that Kprobes executes out of line. Since userspace can issue the …

  • High 7.8

    media: cec: disable delayed work before freeing an interrupted transmit

    In the Linux kernel, the following vulnerability has been resolved: media: cec: disable delayed work before freeing an interrupted transmit cec_transmit_msg_fh() drops adap->lock to wait for a blocking transmit in wait_for_completion_killable(). If that wait …

  • High 7.5

    media: cec: Serialize exclusive follower delivery

    In the Linux kernel, the following vulnerability has been resolved: media: cec: Serialize exclusive follower delivery cec_receive_notify() reads the exclusive follower pointer without the adapter lock. Serialize the no-follower check and message delivery agai…

  • High 7.8

    media: cx231xx: reject geometry changes while the VBI queue is busy

    In the Linux kernel, the following vulnerability has been resolved: media: cx231xx: reject geometry changes while the VBI queue is busy vidioc_s_fmt_vid_cap() and vidioc_s_std() change the device-wide dev->width / dev->norm but only refuse the change when the…

  • High 7.8

    media: cx23885: cancel NetUP CI work before teardown

    In the Linux kernel, the following vulnerability has been resolved: media: cx23885: cancel NetUP CI work before teardown netup_ci_exit() frees a netup_ci_state while its work item, netup_read_ci_status(), may still be pending or running on the system workqueu…

  • High 7.8

    media: go7007: defer the ALSA v4l2 put until card release

    In the Linux kernel, the following vulnerability has been resolved: media: go7007: defer the ALSA v4l2 put until card release go7007_snd_init() already takes a v4l2_device reference for the ALSA side, but go7007_snd_remove() drops it immediately after calling…

  • High 7.8

    media: i2c: ov02a10: fix endpoint parsing use-after-free

    In the Linux kernel, the following vulnerability has been resolved: media: i2c: ov02a10: fix endpoint parsing use-after-free The ov02a10_check_hwcfg() function calls fwnode_handle_put(ep) immediately after allocating and parsing the endpoint. However, it subs…

  • High 7.8

    media: i2c: ov7740: fix use-after-destroy in remove

    In the Linux kernel, the following vulnerability has been resolved: media: i2c: ov7740: fix use-after-destroy in remove The ov7740_remove() function had a severe teardown order bug where it destroyed the driver's mutex before freeing the V4L2 control handler …

  • High 7.8

    media: rc: sunxi-cir: Unregister rc device on probe failure

    In the Linux kernel, the following vulnerability has been resolved: media: rc: sunxi-cir: Unregister rc device on probe failure After rc_register_device() succeeds, later probe failures must undo the registration with rc_unregister_device(). The current error…

  • High 7.8

    media: rtl2832_sdr: release URBs and stream buffers on start_streaming() failure

    In the Linux kernel, the following vulnerability has been resolved: media: rtl2832_sdr: release URBs and stream buffers on start_streaming() failure rtl2832_sdr_start_streaming() calls rtl2832_sdr_alloc_stream_bufs(), rtl2832_sdr_alloc_urbs() and rtl2832_sdr_…

  • High 8.4

    media: saa7164: fix cleanup on resource allocation failure

    In the Linux kernel, the following vulnerability has been resolved: media: saa7164: fix cleanup on resource allocation failure saa7164_dev_setup() adds the device to the global saa7164_devlist before requesting the PCI BAR memory regions. If get_resources() f…

  • High 7.8

    media: zoran: Avoid freeing a registered video_device twice

    In the Linux kernel, the following vulnerability has been resolved: media: zoran: Avoid freeing a registered video_device twice zoran_init_video_device() installs zoran_vdev_release() as the video_device release callback through zoran_template. After video_re…

  • High 7.5

    scsi: qla2xxx: edif: Fix NULL pointer deref in RX SA delete check

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: edif: Fix NULL pointer deref in RX SA delete check qla_chk_edif_rx_sa_delete_pending() obtains the SCSI command via GET_CMD_SP(sp) and immediately dereferences cmd->sc_data_dir…

  • High 8.1

    scsi: qla2xxx: Hold vport reference in qla24xx_report_id_acquisition()

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Hold vport reference in qla24xx_report_id_acquisition() In the format 1 path, the virtual port is located on ha->vp_list while holding vport_slock, but the lock is dropped befo…

  • High 8.8

    scsi: qla2xxx: Initialize NVMe abort_work once at submission

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Initialize NVMe abort_work once at submission qla_nvme_fcp_abort() and qla_nvme_ls_abort() ran INIT_WORK() on priv->abort_work immediately before schedule_work(). INIT_WORK() r…

  • High 8.4

    scsi: qla2xxx: Clamp MSI-X derived queue counts to avoid truncation

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Clamp MSI-X derived queue counts to avoid truncation ha->msix_count is u16, but ha->max_req_queues, ha->max_rsp_queues and ha->max_qpairs are u8. Deriving the queue count as "h…

  • High 7.8

    scsi: qla2xxx: Fix cs84xx use-after-free on host teardown

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix cs84xx use-after-free on host teardown qla84xx_put_chip() drops the last reference to ha->cs84xx and frees it via __qla84xx_chip_release() without clearing ha->cs84xx. Duri…

  • High 8.8

    scsi: qla2xxx: Reject non-SCSI SRB on status IOCB fast path

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Reject non-SCSI SRB on status IOCB fast path qla2x00_status_entry() filters out non-TYPE_SRB entries and the SRB_NVME_CMD, SRB_BIDI_CMD and SRB_TM_CMD types, then falls through…

  • High 8.1

    scsi: qla2xxx: Quiesce response IRQ before freeing request queue

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Quiesce response IRQ before freeing request queue qla2xxx_delete_qpair() deletes the request queue before the response queue. qla25xx_delete_req_que() frees the request queue m…

  • High 8.8

    scsi: qla2xxx: Hold vport_slock for host map update in report ID acquisition

    In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Hold vport_slock for host map update in report ID acquisition qla24xx_report_id_acquisition() format-1 handling drops vport_slock after taking the vport reference and then call…

  • High 7.1

    f2fs: validate MOVE_RANGE destination size

    In the Linux kernel, the following vulnerability has been resolved: f2fs: validate MOVE_RANGE destination size F2FS_IOC_MOVE_RANGE checks the source range, but not the destination end before updating i_size. A source hole can expose this: __clone_blkaddrs() s…

  • High 7.1

    f2fs: limit recovery filename logging to stored length

    In the Linux kernel, the following vulnerability has been resolved: f2fs: limit recovery filename logging to stored length F2FS stores recovery filenames as a length plus a fixed-size i_name buffer. The buffer is not NUL-terminated, but recover_inode() and re…

  • High 7.8

    f2fs: fix to clear dirty flag on folio in error path

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to clear dirty flag on folio in error path If node block is corrupted due to chksum mismatch or inconsistent footer info, it needs to drop clear flag of node folio, in order to pers…

  • High 7.8

    drm: fix race between partial drm_dev_register() failure and ioctl

    In the Linux kernel, the following vulnerability has been resolved: drm: fix race between partial drm_dev_register() failure and ioctl If drm_dev_register() fails after registering a minor (e.g. render minor registered, primary minor fails), userspace could h…

  • High 7.1

    drm/amdgpu/vcn: fix integer overflow in dec_msg buffer count check

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: fix integer overflow in dec_msg buffer count check If the supplied msg[2] (num_buffers) is 0x3FFFFFFF, the expression 6 + num_buffers * 4 wraps to 2 and the bounds check passe…

  • High 7.8

    drm/amdgpu: clamp the isolation index for rings outside a partition

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: clamp the isolation index for rings outside a partition adev->isolation[] has one slot per partition, but a ring that is not assigned to one keeps AMDGPU_XCP_NO_PARTITION, which i…