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Package · Ubuntu

linux-kvm

12,406 known vulnerabilities.

12,260 results · Feed

  • High 7.1

    jfs: array-index-out-of-bounds fix in dtReadFirst

    In the Linux kernel, the following vulnerability has been resolved: jfs: array-index-out-of-bounds fix in dtReadFirst The value of stbl can be sometimes out of bounds due to a bad filesystem. Added a check with appopriate return of error code in that case.

  • High 7.8

    jfs: fix shift-out-of-bounds in dbSplit

    In the Linux kernel, the following vulnerability has been resolved: jfs: fix shift-out-of-bounds in dbSplit When dmt_budmin is less than zero, it causes errors in the later stages. Added a check to return an error beforehand in dbAllocCtl itself.

  • High 7.8

    jfs: fix array-index-out-of-bounds in jfs_readdir

    In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds in jfs_readdir The stbl might contain some invalid values. Added a check to return error code in that case.

  • High 7.8

    jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree

    In the Linux kernel, the following vulnerability has been resolved: jfs: add a check to prevent array-index-out-of-bounds in dbAdjTree When the value of lp is 0 at the beginning of the for loop, it will become negative in the next assignment and we should bai…

  • Unscored —

    drm/amdgpu: set the right AMDGPU sg segment limitation

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: set the right AMDGPU sg segment limitation The driver needs to set the correct max_segment_size; otherwise debug_dma_map_sg() will complain about the over-mapping of the AMDGPU sg…

  • Medium 5.5

    wifi: brcmfmac: Fix oops due to NULL pointer dereference in brcmf_sdiod_sglist_rw()

    In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix oops due to NULL pointer dereference in brcmf_sdiod_sglist_rw() This patch fixes a NULL pointer dereference bug in brcmfmac that occurs when a high 'sd_sgentry_align' valu…

  • Unscored —

    bpf: Call free_htab_elem() after htab_unlock_bucket()

    In the Linux kernel, the following vulnerability has been resolved: bpf: Call free_htab_elem() after htab_unlock_bucket() For htab of maps, when the map is removed from the htab, it may hold the last reference of the map. bpf_map_fd_put_ptr() will invoke bpf_…

  • High 8.8

    Bluetooth: hci_conn: Use disable_delayed_work_sync

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: Use disable_delayed_work_sync This makes use of disable_delayed_work_sync instead cancel_delayed_work_sync as it not only cancel the ongoing work but also disables new su…

  • High 7.6

    Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet This fixes not checking if skb really contains an ACL header otherwise the code may attempt to access some uninitilized/…

  • Unscored —

    scsi: hisi_sas: Add cond_resched() for no forced preemption model

    In the Linux kernel, the following vulnerability has been resolved: scsi: hisi_sas: Add cond_resched() for no forced preemption model For no forced preemption model kernel, in the scenario where the expander is connected to 12 high performance SAS SSDs, the f…

  • Unscored —

    scsi: hisi_sas: Create all dump files during debugfs initialization

    In the Linux kernel, the following vulnerability has been resolved: scsi: hisi_sas: Create all dump files during debugfs initialization For the current debugfs of hisi_sas, after user triggers dump, the driver allocate memory space to save the register inform…

  • Medium 5.5

    leds: class: Protect brightness_show() with led_cdev->led_access mutex

    In the Linux kernel, the following vulnerability has been resolved: leds: class: Protect brightness_show() with led_cdev->led_access mutex There is NULL pointer issue observed if from Process A where hid device being added which results in adding a led_cdev a…

  • Unscored —

    f2fs: fix f2fs_bug_on when uninstalling filesystem call f2fs_evict_inode.

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix f2fs_bug_on when uninstalling filesystem call f2fs_evict_inode. creating a large files during checkpoint disable until it runs out of space and then delete it, then remount to enabl…

  • Unscored —

    io_uring/tctx: work around xa_store() allocation error issue

    In the Linux kernel, the following vulnerability has been resolved: io_uring/tctx: work around xa_store() allocation error issue syzbot triggered the following WARN_ON: WARNING: CPU: 0 PID: 16 at io_uring/tctx.c:51 __io_uring_free+0xfa/0x140 io_uring/tctx.c:5…

  • Unscored —

    sched/deadline: Fix warning in migrate_enable for boosted tasks

    In the Linux kernel, the following vulnerability has been resolved: sched/deadline: Fix warning in migrate_enable for boosted tasks When running the following command: while true; do stress-ng --cyclic 30 --timeout 30s --minimize --quiet done a warning is eve…

  • High 7.0

    btrfs: ref-verify: fix use-after-free after invalid ref action

    In the Linux kernel, the following vulnerability has been resolved: btrfs: ref-verify: fix use-after-free after invalid ref action At btrfs_ref_tree_mod() after we successfully inserted the new ref entry (local variable 'ref') into the respective block entry'…

  • Medium 5.5

    media: imx-jpeg: Set video drvdata before register video device

    In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Set video drvdata before register video device The video drvdata should be set before the video device is registered, otherwise video_drvdata() may return NULL in the open() …

  • High 7.8

    media: i2c: tc358743: Fix crash in the probe error path when using polling

    In the Linux kernel, the following vulnerability has been resolved: media: i2c: tc358743: Fix crash in the probe error path when using polling If an error occurs in the probe() function, we should remove the polling timer that was alarmed earlier, otherwise t…

  • Medium 5.5

    media: ts2020: fix null-ptr-deref in ts2020_probe()

    In the Linux kernel, the following vulnerability has been resolved: media: ts2020: fix null-ptr-deref in ts2020_probe() KASAN reported a null-ptr-deref issue when executing the following command: # echo ts2020 0x20 > /sys/bus/i2c/devices/i2c-0/new_device KASA…

  • Medium 5.5

    media: imx-jpeg: Ensure power suppliers be suspended before detach them

    In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: Ensure power suppliers be suspended before detach them The power suppliers are always requested to suspend asynchronously, dev_pm_domain_detach() requires the caller to ensur…

  • Low 3.3

    media: platform: allegro-dvt: Fix possible memory leak in allocate_buffers_internal()

    In the Linux kernel, the following vulnerability has been resolved: media: platform: allegro-dvt: Fix possible memory leak in allocate_buffers_internal() The buffer in the loop should be released under the exception path, otherwise there may be a memory leak …

  • Unscored —

    ovl: Filter invalid inodes with missing lookup function

    In the Linux kernel, the following vulnerability has been resolved: ovl: Filter invalid inodes with missing lookup function Add a check to the ovl_dentry_weird() function to prevent the processing of directory inodes that lack the lookup function. This is imp…

  • Medium 5.5

    ftrace: Fix regression with module command in stack_trace_filter

    In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix regression with module command in stack_trace_filter When executing the following command: # echo "write*:mod:ext3" > /sys/kernel/tracing/stack_trace_filter The current mod comman…

  • Medium 4.7

    iommu/arm-smmu: Defer probe of clients after smmu device bound

    In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Defer probe of clients after smmu device bound Null pointer dereference occurs due to a race between smmu driver probe and client driver probe, when of_dma_configure() for cli…

  • Medium 5.5

    ad7780: fix division by zero in ad7780_write_raw()

    In the Linux kernel, the following vulnerability has been resolved: ad7780: fix division by zero in ad7780_write_raw() In the ad7780_write_raw() , val2 can be zero, which might lead to a division by zero error in DIV_ROUND_CLOSEST(). The ad7780_write_raw() is…

  • Unscored —

    mm/slub: Avoid list corruption when removing a slab from the full list

    In the Linux kernel, the following vulnerability has been resolved: mm/slub: Avoid list corruption when removing a slab from the full list Boot with slub_debug=UFPZ. If allocated object failed in alloc_consistency_checks, all objects of the slab will be marke…

  • Unscored —

    f2fs: fix to drop all discards after creating snapshot on lvm device

    In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to drop all discards after creating snapshot on lvm device Piergiorgio reported a bug in bugzilla as below: ------------[ cut here ]------------ WARNING: CPU: 2 PID: 969 at fs/f2fs/…

  • Unscored —

    i3c: master: Fix miss free init_dyn_addr at i3c_master_put_i3c_addrs()

    In the Linux kernel, the following vulnerability has been resolved: i3c: master: Fix miss free init_dyn_addr at i3c_master_put_i3c_addrs() if (dev->boardinfo && dev->boardinfo->init_dyn_addr) ^^^ here check "init_dyn_addr" i3c_bus_set_addr_slot_status(&master…

  • High 7.8

    iio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer

    In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad7923: Fix buffer overflow for tx_buf and ring_xfer The AD7923 was updated to support devices with 8 channels, but the size of tx_buf and ring_xfer was not increased accordingly, l…

  • High 7.8

    nfsd: make sure exp active before svc_export_show

    In the Linux kernel, the following vulnerability has been resolved: nfsd: make sure exp active before svc_export_show The function `e_show` was called with protection from RCU. This only ensures that `exp` will not be freed. Therefore, the reference count for…

  • High 7.8

    drm/amdgpu: fix usage slab after free

    In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix usage slab after free [ +0.000021] BUG: KASAN: slab-use-after-free in drm_sched_entity_flush+0x6cb/0x7a0 [gpu_sched] [ +0.000027] Read of size 8 at addr ffff8881b8605f88 by ta…

  • High 7.8

    hfsplus: don't query the device logical block size multiple times

    In the Linux kernel, the following vulnerability has been resolved: hfsplus: don't query the device logical block size multiple times Devices block sizes may change. One of these cases is a loop device by using ioctl LOOP_SET_BLOCK_SIZE. While this may cause …

  • Medium 5.5

    udmabuf: change folios array from kmalloc to kvmalloc

    In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGE_SIZE 4096, MAX_PAGE_ORDER 10, 64bit machine, page_alloc only support 4MB. If above this, trigger this warn and return NULL. udm…

  • Unscored —

    wifi: mwifiex: Fix memcpy() field-spanning write warning in mwifiex_config_scan()

    In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Fix memcpy() field-spanning write warning in mwifiex_config_scan() Replace one-element array with a flexible-array member in `struct mwifiex_ie_types_wildcard_ssid_params` to f…

  • High 7.8

    drm: zynqmp_kms: Unplug DRM device before removal

    In the Linux kernel, the following vulnerability has been resolved: drm: zynqmp_kms: Unplug DRM device before removal Prevent userspace accesses to the DRM device from causing use-after-frees by unplugging the device before we remove it. This causes any furth…

  • Medium 5.5

    ALSA: usx2y: Use snd_card_free_when_closed() at disconnection

    In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: Use snd_card_free_when_closed() at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses snd_card_free() at disc…

  • Medium 5.5

    ALSA: us122l: Use snd_card_free_when_closed() at disconnection

    In the Linux kernel, the following vulnerability has been resolved: ALSA: us122l: Use snd_card_free_when_closed() at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses snd_card_free() at dis…

  • High 7.8

    ALSA: caiaq: Use snd_card_free_when_closed() at disconnection

    In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: Use snd_card_free_when_closed() at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses snd_card_free() at disc…

  • High 7.8

    ALSA: 6fire: Release resources at card release

    In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: Release resources at card release The current 6fire code tries to release the resources right after the call of usb6fire_chip_abort(). But at this moment, the card object might b…

  • High 8.8

    Bluetooth: fix use-after-free in device_for_each_child()

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix use-after-free in device_for_each_child() Syzbot has reported the following KASAN splat: BUG: KASAN: slab-use-after-free in device_for_each_child+0x18f/0x1a0 Read of size 8 at …