9,110 results · Feed
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High 7.8
udf: Avoid excessive partition lengths
In the Linux kernel, the following vulnerability has been resolved: udf: Avoid excessive partition lengths Avoid mounting filesystems where the partition would overflow the 32-bits used for block number. Also refuse to mount filesystems where the partition le…
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Unscored —
drm/amd/display: Run DC_LOG_DC after checking link->link_enc
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Run DC_LOG_DC after checking link->link_enc [WHAT] The DC_LOG_DC should be run after link->link_enc is checked, not before. This fixes 1 REVERSE_INULL issue reported by Cover…
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Unscored —
drm/amd/display: Validate function returns
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Validate function returns [WHAT & HOW] Function return values must be checked before data can be used in subsequent functions. This fixes 4 CHECKED_RETURN issues reported by …
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Unscored —
powerpc/rtas: Prevent Spectre v1 gadget construction in sys_rtas()
In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Prevent Spectre v1 gadget construction in sys_rtas() Smatch warns: arch/powerpc/kernel/rtas.c:1932 __do_sys_rtas() warn: potential spectre issue 'args.args' [r] (local cap) The …
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High 7.8
can: bcm: Remove proc entry when dev is unregistered.
In the Linux kernel, the following vulnerability has been resolved: can: bcm: Remove proc entry when dev is unregistered. syzkaller reported a warning in bcm_connect() below. [0] The repro calls connect() to vxcan1, removes vxcan1, and calls connect() with if…
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Unscored —
ice: Add netif_device_attach/detach into PF reset flow
In the Linux kernel, the following vulnerability has been resolved: ice: Add netif_device_attach/detach into PF reset flow Ethtool callbacks can be executed while reset is in progress and try to access deleted resources, e.g. getting coalesce settings can res…
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High 7.8
ice: protect XDP configuration with a mutex
In the Linux kernel, the following vulnerability has been resolved: ice: protect XDP configuration with a mutex The main threat to data consistency in ice_xdp() is a possible asynchronous PF reset. It can be triggered by a user or by TX timeout handler. XDP s…
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High 7.5
fou: Fix null-ptr-deref in GRO.
In the Linux kernel, the following vulnerability has been resolved: fou: Fix null-ptr-deref in GRO. We observed a null-ptr-deref in fou_gro_receive() while shutting down a host. [0] The NULL pointer is sk->sk_user_data, and the offset 8 is of protocol in stru…
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High 7.8
xen: privcmd: Fix possible access to a freed kirqfd instance
In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Fix possible access to a freed kirqfd instance Nothing prevents simultaneous ioctl calls to privcmd_irqfd_assign() and privcmd_irqfd_deassign(). If that happens, it is possible …
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Unscored —
pci/hotplug/pnv_php: Fix hotplug driver crash on Powernv
In the Linux kernel, the following vulnerability has been resolved: pci/hotplug/pnv_php: Fix hotplug driver crash on Powernv The hotplug driver for powerpc (pci/hotplug/pnv_php.c) causes a kernel crash when we try to hot-unplug/disable the PCIe switch/bridge …
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Unscored —
hwmon: (adc128d818) Fix underflows seen when writing limit attributes
In the Linux kernel, the following vulnerability has been resolved: hwmon: (adc128d818) Fix underflows seen when writing limit attributes DIV_ROUND_CLOSEST() after kstrtol() results in an underflow if a large negative number such as -9223372036854775808 is pr…
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High 8.8
wifi: mwifiex: Do not return unused priv in mwifiex_get_priv_by_id()
In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Do not return unused priv in mwifiex_get_priv_by_id() mwifiex_get_priv_by_id() returns the priv pointer corresponding to the bss_num and bss_type, but without checking if the p…
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High 7.8
bpf: Remove tst_run from lwt_seg6local_prog_ops.
In the Linux kernel, the following vulnerability has been resolved: bpf: Remove tst_run from lwt_seg6local_prog_ops. The syzbot reported that the lwt_seg6 related BPF ops can be invoked via bpf_test_run() without without entering input_action_end_bpf() first.…
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Unscored —
btrfs: handle errors from btrfs_dec_ref() properly
In the Linux kernel, the following vulnerability has been resolved: btrfs: handle errors from btrfs_dec_ref() properly In walk_up_proc() we BUG_ON(ret) from btrfs_dec_ref(). This is incorrect, we have proper error handling here, return the error.
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Unscored —
btrfs: replace BUG_ON() with error handling at update_ref_for_cow()
In the Linux kernel, the following vulnerability has been resolved: btrfs: replace BUG_ON() with error handling at update_ref_for_cow() Instead of a BUG_ON() just return an error, log an error message and abort the transaction in case we find an extent buffer…
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High 7.8
btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info()
In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info() Instead of doing a BUG_ON() handle the error by returning -EUCLEAN, aborting the transaction and logging an error me…
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High 7.8
PCI: Add missing bridge lock to pci_bus_lock()
In the Linux kernel, the following vulnerability has been resolved: PCI: Add missing bridge lock to pci_bus_lock() One of the true positives that the cfg_access_lock lockdep effort identified is this sequence: WARNING: CPU: 14 PID: 1 at drivers/pci/pci.c:4886…
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Unscored —
Bluetooth: btnxpuart: Fix Null pointer dereference in btnxpuart_flush()
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix Null pointer dereference in btnxpuart_flush() This adds a check before freeing the rx->skb in flush and close functions to handle the kernel crash seen while removin…
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Unscored —
HID: cougar: fix slab-out-of-bounds Read in cougar_report_fixup
In the Linux kernel, the following vulnerability has been resolved: HID: cougar: fix slab-out-of-bounds Read in cougar_report_fixup report_fixup for the Cougar 500k Gaming Keyboard was not verifying that the report descriptor size was correct before accessing…
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High 7.8
HID: amd_sfh: free driver_data after destroying hid device
In the Linux kernel, the following vulnerability has been resolved: HID: amd_sfh: free driver_data after destroying hid device HID driver callbacks aren't called anymore once hid_destroy_device() has been called. Hence, hid driver_data should be freed only af…
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Unscored —
Input: uinput - reject requests with unreasonable number of slots
In the Linux kernel, the following vulnerability has been resolved: Input: uinput - reject requests with unreasonable number of slots When exercising uinput interface syzkaller may try setting up device with a really large number of slots, which causes memory…
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High 7.3
of/irq: Prevent device address out-of-bounds read in interrupt map walk
In the Linux kernel, the following vulnerability has been resolved: of/irq: Prevent device address out-of-bounds read in interrupt map walk When of_irq_parse_raw() is invoked with a device address smaller than the interrupt parent node (from #address-cells pr…
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Unscored —
Squashfs: sanity check symbolic link size
In the Linux kernel, the following vulnerability has been resolved: Squashfs: sanity check symbolic link size Syzkiller reports a "KMSAN: uninit-value in pick_link" bug. This is caused by an uninitialised page, which is ultimately caused by a corrupted symbol…
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Unscored —
smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open()
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open() null-ptr-deref will occur when (req_op_level == SMB2_OPLOCK_LEVEL_LEASE) and parse_lease_state() return NULL. Fix thi…
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High 7.8
binder: fix UAF caused by offsets overwrite
In the Linux kernel, the following vulnerability has been resolved: binder: fix UAF caused by offsets overwrite Binder objects are processed and copied individually into the target buffer during transactions. Any raw data in-between these objects is copied as…
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Unscored —
uio_hv_generic: Fix kernel NULL pointer dereference in hv_uio_rescind
In the Linux kernel, the following vulnerability has been resolved: uio_hv_generic: Fix kernel NULL pointer dereference in hv_uio_rescind For primary VM Bus channels, primary_channel pointer is always NULL. This pointer is valid only for the secondary channel…
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High 7.8
VMCI: Fix use-after-free when removing resource in vmci_resource_remove()
In the Linux kernel, the following vulnerability has been resolved: VMCI: Fix use-after-free when removing resource in vmci_resource_remove() When removing a resource from vmci_resource_table in vmci_resource_remove(), the search is performed using the resour…
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High 7.5
nvmet-tcp: fix kernel crash if commands allocation fails
In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix kernel crash if commands allocation fails If the commands allocation fails in nvmet_tcp_alloc_cmds() the kernel crashes in nvmet_tcp_release_queue_work() because of a NULL poin…
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Unscored —
btrfs: fix qgroup reserve leaks in cow_file_range
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix qgroup reserve leaks in cow_file_range In the buffered write path, the dirty page owns the qgroup reserve until it creates an ordered_extent. Therefore, any errors that occur befor…
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Unscored —
drm/amd/pm: fix the Out-of-bounds read warning
In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fix the Out-of-bounds read warning using index i - 1U may beyond element index for mc_data[] when i = 0.
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Unscored —
drm/amd/display: Assign linear_pitch_alignment even for VM
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Assign linear_pitch_alignment even for VM [Description] Assign linear_pitch_alignment so we don't cause a divide by 0 error in VM environments
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High 7.8
drm/amd/display: Ensure array index tg_inst won't be -1
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Ensure array index tg_inst won't be -1 [WHY & HOW] tg_inst will be a negative if timing_generator_count equals 0, which should be checked before used. This fixes 2 OVERRUN is…
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Unscored —
drm/amd/display: Check index for aux_rd_interval before using
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index for aux_rd_interval before using aux_rd_interval has size of 7 and should be checked. This fixes 3 OVERRUN and 1 INTEGER_OVERFLOW issues reported by Coverity.
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Unscored —
drm/amd/display: Fix incorrect size calculation for loop
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix incorrect size calculation for loop [WHY] fe_clk_en has size of 5 but sizeof(fe_clk_en) has byte size 20 which is lager than the array size. [HOW] Divide byte size 20 by …
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Unscored —
drm/amd/display: Add otg_master NULL check within resource_log_pipe_topology_update
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add otg_master NULL check within resource_log_pipe_topology_update [Why] Coverity reports NULL_RETURN warning. [How] Add otg_master NULL check.
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Unscored —
drm/amd/display: Ensure index calculation will not overflow
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Ensure index calculation will not overflow [WHY & HOW] Make sure vmid0p72_idx, vnom0p8_idx and vmax0p9_idx calculation will never overflow and exceess array size. This fixes …
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High 7.8
drm/amdgpu: Fix out-of-bounds write warning
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix out-of-bounds write warning Check the ring type value to fix the out-of-bounds write warning
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Unscored —
drm/amdgpu: Fix out-of-bounds read of df_v1_7_channel_number
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix out-of-bounds read of df_v1_7_channel_number Check the fb_channel_number range to avoid the array out-of-bounds read error
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Unscored —
drm/amdgpu: fix ucode out-of-bounds read warning
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix ucode out-of-bounds read warning Clear warning that read ucode[] may out-of-bounds.
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Unscored —
drm/amdgpu: fix mc_data out-of-bounds read warning
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix mc_data out-of-bounds read warning Clear warning that read mc_data[i-1] may out-of-bounds.