6,728 results · Feed
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Medium 5.5
genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask()
In the Linux kernel, the following vulnerability has been resolved: genirq/ipi: Fix NULL pointer deref in irq_data_get_affinity_mask() If ipi_send_{mask|single}() is called with an invalid interrupt number, all the local variables there will be NULL. ipi_send…
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Medium 5.5
ext2/dax: Fix ext2_setsize when len is page aligned
In the Linux kernel, the following vulnerability has been resolved: ext2/dax: Fix ext2_setsize when len is page aligned PAGE_ALIGN(x) macro gives the next highest value which is multiple of pagesize. But if x is already page aligned then it simply returns x. …
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Critical 9.8
scsi: target: iscsi: Fix a race condition between login_work and the login thread
In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix a race condition between login_work and the login thread In case a malicious initiator sends some random data immediately after a login PDU; the iscsi_target_sk_data_…
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Unscored —
xfs: do not propagate ENODATA disk errors into xattr code
In the Linux kernel, the following vulnerability has been resolved: xfs: do not propagate ENODATA disk errors into xattr code ENODATA (aka ENOATTR) has a very specific meaning in the xfs xattr code; namely, that the requested attribute name could not be found…
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Medium 5.5
mISDN: hfcpci: Fix warning when deleting uninitialized timer
In the Linux kernel, the following vulnerability has been resolved: mISDN: hfcpci: Fix warning when deleting uninitialized timer With CONFIG_DEBUG_OBJECTS_TIMERS unloading hfcpci module leads to the following splat: [ 250.215892] ODEBUG: assert_init not avail…
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Medium 5.5
net/mlx5: Fix lockdep assertion on sync reset unload event
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix lockdep assertion on sync reset unload event Fix lockdep assertion triggered during sync reset unload event. When the sync reset flow is initiated using the devlink reload fw_ac…
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Medium 5.5
trace/fgraph: Fix the warning caused by missing unregister notifier
In the Linux kernel, the following vulnerability has been resolved: trace/fgraph: Fix the warning caused by missing unregister notifier This warning was triggered during testing on v6.16: notifier callback ftrace_suspend_notifier_call already registered WARNI…
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Unscored —
atm: atmtcp: Prevent arbitrary write in atmtcp_recv_control().
In the Linux kernel, the following vulnerability has been resolved: atm: atmtcp: Prevent arbitrary write in atmtcp_recv_control(). syzbot reported the splat below. [0] When atmtcp_v_open() or atmtcp_v_close() is called via connect() or close(), atmtcp_send_co…
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High 8.8
net: rose: include node references in rose_neigh refcount
In the Linux kernel, the following vulnerability has been resolved: net: rose: include node references in rose_neigh refcount Current implementation maintains two separate reference counting mechanisms: the 'count' field in struct rose_neigh tracks references…
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High 8.8
net: rose: convert 'use' field to refcount_t
In the Linux kernel, the following vulnerability has been resolved: net: rose: convert 'use' field to refcount_t The 'use' field in struct rose_neigh is used as a reference counter but lacks atomicity. This can lead to race conditions where a rose_neigh struc…
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High 7.8
smb: client: fix race with concurrent opens in rename(2)
In the Linux kernel, the following vulnerability has been resolved: smb: client: fix race with concurrent opens in rename(2) Besides sending the rename request to the server, the rename process also involves closing any deferred close, waiting for outstanding…
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Unscored —
HID: asus: fix UAF via HID_CLAIMED_INPUT validation
In the Linux kernel, the following vulnerability has been resolved: HID: asus: fix UAF via HID_CLAIMED_INPUT validation After hid_hw_start() is called hidinput_connect() will eventually be called to set up the device with the input layer since the HID_CONNECT…
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Unscored —
KVM: x86: use array_index_nospec with indices that come from guest
In the Linux kernel, the following vulnerability has been resolved: KVM: x86: use array_index_nospec with indices that come from guest min and dest_id are guest-controlled indices. Using array_index_nospec() after the bounds checks clamps these values to miti…
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Unscored —
fs/smb: Fix inconsistent refcnt update
In the Linux kernel, the following vulnerability has been resolved: fs/smb: Fix inconsistent refcnt update A possible inconsistent update of refcount was identified in `smb2_compound_op`. Such inconsistent update could lead to possible resource leaks. Why it …
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High 7.1
efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare
In the Linux kernel, the following vulnerability has been resolved: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare Observed on kernel 6.6 (present on master as well): BUG: KASAN: slab-out-of-bounds in memcmp+0x98/0xd0 Call trace: kasan_check_range+0xe…
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Unscored —
sctp: initialize more fields in sctp_v6_from_sk()
In the Linux kernel, the following vulnerability has been resolved: sctp: initialize more fields in sctp_v6_from_sk() syzbot found that sin6_scope_id was not properly initialized, leading to undefined behavior. Clear sin6_scope_id and sin6_flowinfo. BUG: KMSA…
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Unscored —
ftrace: Fix potential warning in trace_printk_seq during ftrace_dump
In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix potential warning in trace_printk_seq during ftrace_dump When calling ftrace_dump_one() concurrently with reading trace_pipe, a WARN_ON_ONCE() in trace_printk_seq() can be trigger…
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High 7.8
bnxt_en: Fix memory corruption when FW resources change during ifdown
In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix memory corruption when FW resources change during ifdown bnxt_set_dflt_rings() assumes that it is always called before any TC has been created. So it doesn't take bp->num_tc into…
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Unscored —
HID: hid-ntrig: fix unable to handle page fault in ntrig_report_version()
In the Linux kernel, the following vulnerability has been resolved: HID: hid-ntrig: fix unable to handle page fault in ntrig_report_version() in ntrig_report_version(), hdev parameter passed from hid_probe(). sending descriptor to /dev/uhid can make hdev->dev…
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High 8.8
HID: multitouch: fix slab out-of-bounds access in mt_report_fixup()
In the Linux kernel, the following vulnerability has been resolved: HID: multitouch: fix slab out-of-bounds access in mt_report_fixup() A malicious HID device can trigger a slab out-of-bounds during mt_report_fixup() by passing in report descriptor smaller th…
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Unscored —
net: macb: fix unregister_netdev call order in macb_remove()
In the Linux kernel, the following vulnerability has been resolved: net: macb: fix unregister_netdev call order in macb_remove() When removing a macb device, the driver calls phy_exit() before unregister_netdev(). This leads to a WARN from kernfs: -----------…
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Medium 5.5
blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none
In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none After grabbing q->sysfs_lock, q->elevator may become NULL because of elevator switch. Fix the NULL dereference on q->elev…
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Unscored —
ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value
In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value The return value of acpi_fetch_acpi_dev() could be NULL, which would cause a NULL pointer dereference to occur in acpi_device_h…
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High 7.8
cacheinfo: Fix shared_cpu_map to handle shared caches at different levels
In the Linux kernel, the following vulnerability has been resolved: cacheinfo: Fix shared_cpu_map to handle shared caches at different levels The cacheinfo sets up the shared_cpu_map by checking whether the caches with the same index are shared between CPUs. …
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Medium 5.5
drm/amdgpu: install stub fence into potential unused fence pointers
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: install stub fence into potential unused fence pointers When using cpu to update page tables, vm update fences are unused. Install stub fence into these fence pointers instead of …
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Medium 5.5
btrfs: set_page_extent_mapped after read_folio in btrfs_cont_expand
In the Linux kernel, the following vulnerability has been resolved: btrfs: set_page_extent_mapped after read_folio in btrfs_cont_expand While trying to get the subpage blocksize tests running, I hit the following panic on generic/476 assertion failed: PagePri…
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Unscored —
mtd: core: fix possible resource leak in init_mtd()
In the Linux kernel, the following vulnerability has been resolved: mtd: core: fix possible resource leak in init_mtd() I got the error report while inject fault in init_mtd(): sysfs: cannot create duplicate filename '/devices/virtual/bdi/mtd-0' Call Trace: <…
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High 7.8
drm/amdkfd: Fix double release compute pasid
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix double release compute pasid If kfd_process_device_init_vm returns failure after vm is converted to compute vm and vm->pasid set to compute pasid, KFD will not take pdd->drm_f…
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Medium 5.5
xsk: check IFF_UP earlier in Tx path
In the Linux kernel, the following vulnerability has been resolved: xsk: check IFF_UP earlier in Tx path Xsk Tx can be triggered via either sendmsg() or poll() syscalls. These two paths share a call to common function xsk_xmit() which has two sanity checks wi…
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Medium 5.5
bpf: Fix memleak due to fentry attach failure
In the Linux kernel, the following vulnerability has been resolved: bpf: Fix memleak due to fentry attach failure If it fails to attach fentry, the allocated bpf trampoline image will be left in the system. That can be verified by checking /proc/kallsyms. Thi…
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High 7.8
rxrpc: Make it so that a waiting process can be aborted
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Make it so that a waiting process can be aborted When sendmsg() creates an rxrpc call, it queues it to wait for a connection and channel to be assigned and then waits before it can sta…
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Medium 5.5
wifi: mac80211_hwsim: Fix possible NULL dereference
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211_hwsim: Fix possible NULL dereference In a call to mac80211_hwsim_select_tx_link() the sta pointer might be NULL, thus need to check that it is not NULL before accessing it.
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Unscored —
kprobes: Fix check for probe enabled in kill_kprobe()
In the Linux kernel, the following vulnerability has been resolved: kprobes: Fix check for probe enabled in kill_kprobe() In kill_kprobe(), the check whether disarm_kprobe_ftrace() needs to be called always fails. This is because before that we set the KPROBE…
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High 7.8
btrfs: fix use-after-free of new block group that became unused
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free of new block group that became unused If a task creates a new block group and that block group becomes unused before we finish its creation, at btrfs_create_pending_…
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High 7.8
mm: fix zswap writeback race condition
In the Linux kernel, the following vulnerability has been resolved: mm: fix zswap writeback race condition The zswap writeback mechanism can cause a race condition resulting in memory corruption, where a swapped out page gets swapped in with data that was wri…
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Unscored —
drm/amdgpu: fix calltrace warning in amddrm_buddy_fini
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix calltrace warning in amddrm_buddy_fini The following call trace is observed when removing the amdgpu driver, which is caused by that BOs allocated for psp are not freed until …
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Unscored —
ext4: avoid deadlock in fs reclaim with page writeback
In the Linux kernel, the following vulnerability has been resolved: ext4: avoid deadlock in fs reclaim with page writeback Ext4 has a filesystem wide lock protecting ext4_writepages() calls to avoid races with switching of journalled data flag or inode format…
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Unscored —
drm/msm: Make .remove and .shutdown HW shutdown consistent
In the Linux kernel, the following vulnerability has been resolved: drm/msm: Make .remove and .shutdown HW shutdown consistent Drivers' .remove and .shutdown callbacks are executed on different code paths. The former is called when a device is removed from th…
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Unscored —
drm/meson: remove drm bridges at aggregate driver unbind time
In the Linux kernel, the following vulnerability has been resolved: drm/meson: remove drm bridges at aggregate driver unbind time drm bridges added by meson_encoder_hdmi_init and meson_encoder_cvbs_init were not manually removed at module unload time, which c…
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Unscored —
usb: dwc3: Remove WARN_ON for device endpoint command timeouts
In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: Remove WARN_ON for device endpoint command timeouts This commit addresses a rarely observed endpoint command timeout which causes kernel panic due to warn when 'panic_on_warn' is e…