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Linux

20,714 known vulnerabilities.

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  • High 8.8

    ksmbd: fix use-after-free in smb2_lock

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smb2_lock If smb_lock->zero_len has value, ->llist of smb_lock is not delete and flock is old one. It will cause use-after-free on error handling routine.

  • High 7.8

    drm/xe/hmm: Don't dereference struct page pointers without notifier lock

    In the Linux kernel, the following vulnerability has been resolved: drm/xe/hmm: Don't dereference struct page pointers without notifier lock The pnfs that we obtain from hmm_range_fault() point to pages that we don't have a reference on, and the guarantee tha…

  • High 7.5

    mptcp: fix 'scheduling while atomic' in mptcp_pm_nl_append_new_local_addr

    In the Linux kernel, the following vulnerability has been resolved: mptcp: fix 'scheduling while atomic' in mptcp_pm_nl_append_new_local_addr If multiple connection requests attempt to create an implicit mptcp endpoint in parallel, more than one caller may en…

  • High 7.8

    rapidio: fix an API misues when rio_add_net() fails

    In the Linux kernel, the following vulnerability has been resolved: rapidio: fix an API misues when rio_add_net() fails rio_add_net() calls device_register() and fails when device_register() fails. Thus, put_device() should be used rather than kfree(). Add "m…

  • High 7.0

    mm: abort vma_modify() on merge out of memory failure

    In the Linux kernel, the following vulnerability has been resolved: mm: abort vma_modify() on merge out of memory failure The remainder of vma_modify() relies upon the vmg state remaining pristine after a merge attempt. Usually this is the case, however in th…

  • High 7.8

    HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove()

    In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fix use-after-free issue in hid_ishtp_cl_remove() During the `rmmod` operation for the `intel_ishtp_hid` driver, a use-after-free issue can occur in the hid_ishtp_cl_remov…

  • High 7.8

    HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove()

    In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fix use-after-free issue in ishtp_hid_remove() The system can experience a random crash a few minutes after the driver is removed. This issue occurs due to improper handli…

  • High 7.8

    net: gso: fix ownership in __udp_gso_segment

    In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in __udp_gso_segment In __udp_gso_segment the skb destructor is removed before segmenting the skb but the socket reference is kept as-is. This is an issue if the origi…

  • High 7.8

    net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an error

    In the Linux kernel, the following vulnerability has been resolved: net: hns3: make sure ptp clock is unregister and freed if hclge_ptp_get_cycle returns an error During the initialization of ptp, hclge_ptp_get_cycle might return an error and returned directl…

  • High 7.8

    HID: hid-steam: Fix use-after-free when detaching device

    In the Linux kernel, the following vulnerability has been resolved: HID: hid-steam: Fix use-after-free when detaching device When a hid-steam device is removed it must clean up the client_hdev used for intercepting hidraw access. This can lead to scheduling d…

  • High 7.8

    sched/fair: Fix potential memory corruption in child_cfs_rq_on_list

    In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix potential memory corruption in child_cfs_rq_on_list child_cfs_rq_on_list attempts to convert a 'prev' pointer to a cfs_rq. This 'prev' pointer can originate from struct rq's l…

  • High 7.1

    vlan: enforce underlying device type

    In the Linux kernel, the following vulnerability has been resolved: vlan: enforce underlying device type Currently, VLAN devices can be created on top of non-ethernet devices. Besides the fact that it doesn't make much sense, this also causes a bug which leak…

  • High 7.0

    cdx: Fix possible UAF error in driver_override_show()

    In the Linux kernel, the following vulnerability has been resolved: cdx: Fix possible UAF error in driver_override_show() Fixed a possible UAF problem in driver_override_show() in drivers/cdx/cdx.c This function driver_override_show() is part of DEVICE_ATTR_R…

  • High 7.8

    slimbus: messaging: Free transaction ID in delayed interrupt scenario

    In the Linux kernel, the following vulnerability has been resolved: slimbus: messaging: Free transaction ID in delayed interrupt scenario In case of interrupt delay for any reason, slim_do_transfer() returns timeout error but the transaction ID (TID) is not f…

  • High 7.6

    wifi: iwlwifi: mvm: clean up ROC on failure

    In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: clean up ROC on failure If the firmware fails to start the session protection, then we do call iwl_mvm_roc_finished() here, but that won't do anything at all because IWL_M…

  • High 7.1

    wifi: iwlwifi: limit printed string from FW file

    In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: limit printed string from FW file There's no guarantee here that the file is always with a NUL-termination, so reading the string may read beyond the end of the TLV. If that's …

  • High 7.8

    RDMA/bnxt_re: Add sanity checks on rdev validity

    In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Add sanity checks on rdev validity There is a possibility that ulp_irq_stop and ulp_irq_start callbacks will be called when the device is in detached state. This can cause a cra…

  • High 7.5

    NFSv4: Fix a deadlock when recovering state on a sillyrenamed file

    In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix a deadlock when recovering state on a sillyrenamed file If the file is sillyrenamed, and slated for delete on close, it is possible for a server reboot to triggeer an open reclaim,…

  • High 7.8

    tracing: Fix bad hist from corrupting named_triggers list

    In the Linux kernel, the following vulnerability has been resolved: tracing: Fix bad hist from corrupting named_triggers list The following commands causes a crash: ~# cd /sys/kernel/tracing/events/rcu/rcu_callback ~# echo 'hist:name=bad:keys=common_pid:onmax…

  • High 7.8

    fuse: revert back to __readahead_folio() for readahead

    In the Linux kernel, the following vulnerability has been resolved: fuse: revert back to __readahead_folio() for readahead In commit 3eab9d7bc2f4 ("fuse: convert readahead to use folios"), the logic was converted to using the new folio readahead code, which d…

  • High 7.8

    keys: Fix UAF in key_put()

    In the Linux kernel, the following vulnerability has been resolved: keys: Fix UAF in key_put() Once a key's reference count has been reduced to 0, the garbage collector thread may destroy it at any time and so key_put() is not allowed to touch the key after t…

  • High 7.5

    DDoS in Ubuntu package linux-bluefield

    Running DDoS on tcp port 22 will trigger a kernel crash. This issue is introduced by the backport of a commit regarding nft_lookup without the subsequent fixes that were introduced after this commit. The resolution of this CVE introduces those commits to the …

  • High 7.8

    netfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits If the offset + length goes over the ethernet + vlan header, then the length is adjusted to copy the bytes that ar…

  • High 7.8

    Revert "wifi: mac80211: fix memory leak in ieee80211_if_add()"

    In the Linux kernel, the following vulnerability has been resolved: Revert "wifi: mac80211: fix memory leak in ieee80211_if_add()" This reverts commit 13e5afd3d773c6fc6ca2b89027befaaaa1ea7293. ieee80211_if_free() is already called from free_netdev(ndev) becau…

  • High 7.8

    RDMA/core: Fix ib block iterator counter overflow

    In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix ib block iterator counter overflow When registering a new DMA MR after selecting the best aligned page size for it, we iterate over the given sglist to split each entry to smal…

  • High 7.8

    net: nfc: Fix use-after-free in local_cleanup()

    In the Linux kernel, the following vulnerability has been resolved: net: nfc: Fix use-after-free in local_cleanup() Fix a use-after-free that occurs in kfree_skb() called from local_cleanup(). This could happen when killing nfc daemon (e.g. neard) after detac…

  • High 7.8

    net/sched: sch_taprio: fix possible use-after-free

    In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_taprio: fix possible use-after-free syzbot reported a nasty crash [1] in net_tx_action() which made little sense until we got a repro. This repro installs a taprio qdisc, but p…

  • High 7.8

    drm/amdkfd: Add sync after creating vram bo

    In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Add sync after creating vram bo There will be data corruption on vram allocated by svm if the initialization is not complete and application is writting on the memory. Adding sync…

  • High 7.8

    EDAC/qcom: Do not pass llcc_driv_data as edac_device_ctl_info's pvt_info

    In the Linux kernel, the following vulnerability has been resolved: EDAC/qcom: Do not pass llcc_driv_data as edac_device_ctl_info's pvt_info The memory for llcc_driv_data is allocated by the LLCC driver. But when it is passed as the private driver info to the…

  • High 7.8

    net: fix UaF in netns ops registration error path

    In the Linux kernel, the following vulnerability has been resolved: net: fix UaF in netns ops registration error path If net_assign_generic() fails, the current error path in ops_init() tries to clear the gen pointer slot. Anyway, in such error path, the gen …

  • High 7.5

    net: fix NULL pointer in skb_segment_list

    In the Linux kernel, the following vulnerability has been resolved: net: fix NULL pointer in skb_segment_list Commit 3a1296a38d0c ("net: Support GRO/GSO fraglist chaining.") introduced UDP listifyed GRO. The segmentation relies on frag_list being untouched wh…

  • High 7.8

    ALSA: hda/via: Avoid potential array out-of-bound in add_secret_dac_path()

    In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/via: Avoid potential array out-of-bound in add_secret_dac_path() snd_hda_get_connections() can return a negative error code. It may lead to accessing 'conn' array at a negative inde…

  • High 7.8

    ASoC: SOF: ipc4-mtrace: prevent underflow in sof_ipc4_priority_mask_dfs_write()

    In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-mtrace: prevent underflow in sof_ipc4_priority_mask_dfs_write() The "id" comes from the user. Change the type to unsigned to prevent an array underflow.

  • High 7.8

    block, bfq: fix uaf for bfqq in bic_set_bfqq()

    In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix uaf for bfqq in bic_set_bfqq() After commit 64dc8c732f5c ("block, bfq: fix possible uaf for 'bfqq->bic'"), bic->bfqq will be accessed in bic_set_bfqq(), however, in some conte…

  • High 7.8

    drm/i915: Fix request ref counting during error capture & debugfs dump

    In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix request ref counting during error capture & debugfs dump When GuC support was added to error capture, the reference counting around the request object was broken. Fix it up. The…

  • High 7.8

    scsi: iscsi_tcp: Fix UAF during logout when accessing the shost ipaddress

    In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi_tcp: Fix UAF during logout when accessing the shost ipaddress Bug report and analysis from Ding Hui. During iSCSI session logout, if another task accesses the shost ipaddress attr…

  • High 7.8

    scsi: iscsi_tcp: Fix UAF during login when accessing the shost ipaddress

    In the Linux kernel, the following vulnerability has been resolved: scsi: iscsi_tcp: Fix UAF during login when accessing the shost ipaddress If during iscsi_sw_tcp_session_create() iscsi_tcp_r2tpool_alloc() fails, userspace could be accessing the host's ipadd…

  • High 7.8

    vc_screen: move load of struct vc_data pointer in vcs_read() to avoid UAF

    In the Linux kernel, the following vulnerability has been resolved: vc_screen: move load of struct vc_data pointer in vcs_read() to avoid UAF After a call to console_unlock() in vcs_read() the vc_data struct can be freed by vc_deallocate(). Because of that, t…

  • High 7.8

    btrfs: always report error in run_one_delayed_ref()

    In the Linux kernel, the following vulnerability has been resolved: btrfs: always report error in run_one_delayed_ref() Currently we have a btrfs_debug() for run_one_delayed_ref() failure, but if end users hit such problem, there will be no chance that btrfs_…

  • High 7.8

    mm/hugetlb: fix PTE marker handling in hugetlb_change_protection()

    In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlb_change_protection() Patch series "mm/hugetlb: uffd-wp fixes for hugetlb_change_protection()". Playing with virtio-mem and background snapshots (…