2,573 results · Feed
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Medium 5.5
net/mlx5: HWS, Fix memory leak in hws_action_get_shared_stc_nic error flow
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, Fix memory leak in hws_action_get_shared_stc_nic error flow When an invalid stc_type is provided, the function allocates memory for shared_stc but jumps to unlock_and_out witho…
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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
fbnic: Move phylink resume out of service_task and into open/close
In the Linux kernel, the following vulnerability has been resolved: fbnic: Move phylink resume out of service_task and into open/close The fbnic driver was presenting with the following locking assert coming out of a PM resume: [ 42.208116][ T164] RTNL: asser…
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Medium 5.5
net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path In the error path of hws_pool_buddy_init(), the buddy allocator cleanup doesn't free the allocator structure itself, causing a…
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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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Medium 5.5
io_uring/kbuf: fix signedness in this_len calculation
In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: fix signedness in this_len calculation When importing and using buffers, buf->len is considered unsigned. However, buf->len is converted to signed int when committing. This can…
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High 7.8
perf: Avoid undefined behavior from stopping/starting inactive events
In the Linux kernel, the following vulnerability has been resolved: perf: Avoid undefined behavior from stopping/starting inactive events Calling pmu->start()/stop() on perf events in PERF_EVENT_STATE_OFF can leave event->hw.idx at -1. When PMU drivers later …
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Medium 5.5
drm/msm/dpu: Add a null ptr check for dpu_encoder_needs_modeset
In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Add a null ptr check for dpu_encoder_needs_modeset The drm_atomic_get_new_connector_state() can return NULL if the connector is not part of the atomic state. Add a check to preve…
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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 7.8
HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save
In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-thc: Fix incorrect pointer arithmetic in I2C regs save Improper use of secondary pointer (&dev->i2c_subip_regs) caused kernel crash and out-of-bounds error: BUG: KAS…
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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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Medium 5.5
io_uring/kbuf: always use READ_ONCE() to read ring provided buffer lengths
In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: always use READ_ONCE() to read ring provided buffer lengths Since the buffers are mapped from userspace, it is prudent to use READ_ONCE() to read the value into a local variabl…
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High 7.8
RISC-V: KVM: fix stack overrun when loading vlenb
In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand.
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Medium 5.5
ice: fix NULL pointer dereference in ice_unplug_aux_dev() on reset
In the Linux kernel, the following vulnerability has been resolved: ice: fix NULL pointer dereference in ice_unplug_aux_dev() on reset Issuing a reset when the driver is loaded without RDMA support, will results in a crash as it attempts to remove RDMA's non-…
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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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Medium 5.5
drm/xe/vm: Clear the scratch_pt pointer on error
In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: Clear the scratch_pt pointer on error Avoid triggering a dereference of an error pointer on cleanup in xe_vm_free_scratch() by clearing any scratch_pt error pointer. (cherry picked…
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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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High 8.4
HID: intel-thc-hid: intel-quicki2c: Fix ACPI dsd ICRS/ISUB length
In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-quicki2c: Fix ACPI dsd ICRS/ISUB length The QuickI2C ACPI _DSD methods return ICRS and ISUB data with a trailing byte, making the actual length is one more byte than…
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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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Medium 5.5
drm/mediatek: Add error handling for old state CRTC in atomic_disable
In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Add error handling for old state CRTC in atomic_disable Introduce error handling to address an issue where, after a hotplug event, the cursor continues to update. This situation…
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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
net: microchip: vcap api: Fix possible memory leak for vcap_dup_rule()
In the Linux kernel, the following vulnerability has been resolved: net: microchip: vcap api: Fix possible memory leak for vcap_dup_rule() Inject fault When select CONFIG_VCAP_KUNIT_TEST, the below memory leak occurs. If kzalloc() for duprule succeeds, but th…
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Medium 5.5
wifi: iwl4965: Add missing check for create_singlethread_workqueue()
In the Linux kernel, the following vulnerability has been resolved: wifi: iwl4965: Add missing check for create_singlethread_workqueue() Add the check for the return value of the create_singlethread_workqueue() in order to avoid NULL pointer dereference.
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Unscored —
f2fs: fix kernel crash due to null io->bio
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix kernel crash due to null io->bio We should return when io->bio is null before doing anything. Otherwise, panic. BUG: kernel NULL pointer dereference, address: 0000000000000010 RIP: …
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Medium 5.5
media: hi846: Fix memleak in hi846_init_controls()
In the Linux kernel, the following vulnerability has been resolved: media: hi846: Fix memleak in hi846_init_controls() hi846_init_controls doesn't clean the allocated ctrl_hdlr in case there is a failure, which causes memleak. Add v4l2_ctrl_handler_free to fr…
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Medium 5.5
md/raid10: fix leak of 'r10bio->remaining' for recovery
In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix leak of 'r10bio->remaining' for recovery raid10_sync_request() will add 'r10bio->remaining' for both rdev and replacement rdev. However, if the read io fails, recovery_request_…
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Medium 5.5
nfc: fix memory leak of se_io context in nfc_genl_se_io
In the Linux kernel, the following vulnerability has been resolved: nfc: fix memory leak of se_io context in nfc_genl_se_io The callback context for sending/receiving APDUs to/from the selected secure element is allocated inside nfc_genl_se_io and supposed to…
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High 8.8
Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp conn->chan_lock isn't acquired before l2cap_get_chan_by_scid, if l2cap_get_chan_by_scid returns NULL, then 'bad unlock balan…
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Medium 5.5
sctp: check send stream number after wait_for_sndbuf
In the Linux kernel, the following vulnerability has been resolved: sctp: check send stream number after wait_for_sndbuf This patch fixes a corner case where the asoc out stream count may change after wait_for_sndbuf. When the main thread in the client starts…
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Medium 5.5
udf: Do not update file length for failed writes to inline files
In the Linux kernel, the following vulnerability has been resolved: udf: Do not update file length for failed writes to inline files When write to inline file fails (or happens only partly), we still updated length of inline data as if the whole write succeed…
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Medium 5.5
fs/ntfs3: Fix null-ptr-deref on inode->i_op in ntfs_lookup()
In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix null-ptr-deref on inode->i_op in ntfs_lookup() Syzbot reported a null-ptr-deref bug: ntfs3: loop0: Different NTFS' sector size (1024) and media sector size (512) ntfs3: loop0: M…
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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…