8,679 results · Feed
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Critical 9.8
rxrpc: Fix call timer start racing with call destruction
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call timer start racing with call destruction The rxrpc_call struct has a timer used to handle various timed events relating to a call. This timer can get started from the packet i…
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Unscored —
ACPI: CPPC: Avoid out of bounds access when parsing _CPC data
In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Avoid out of bounds access when parsing _CPC data If the NumEntries field in the _CPC return package is less than 2, do not attempt to access the "Revision" element of that packag…
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High 7.5
net: preserve skb_end_offset() in skb_unclone_keeptruesize()
In the Linux kernel, the following vulnerability has been resolved: net: preserve skb_end_offset() in skb_unclone_keeptruesize() syzbot found another way to trigger the infamous WARN_ON_ONCE(delta < len) in skb_try_coalesce() [1] I was able to root cause the …
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Medium 5.5
Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt This event is just specified for SCO and eSCO link types. On the reception of a HCI_Synchronous_Connection_Complete for a BDADDR of…
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High 8.8
Bluetooth: hci_event: Ignore multiple conn complete events
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: Ignore multiple conn complete events When one of the three connection complete events is received multiple times for the same handle, the device is registered multiple t…
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Medium 5.5
drm/amd/amdgpu/amdgpu_cs: fix refcount leak of a dma_fence obj
In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu/amdgpu_cs: fix refcount leak of a dma_fence obj This issue takes place in an error path in amdgpu_cs_fence_to_handle_ioctl(). When `info->in.what` falls into default case, the …
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Medium 5.5
mlxsw: spectrum: Guard against invalid local ports
In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrum: Guard against invalid local ports When processing events generated by the device's firmware, the driver protects itself from events reported for non-existent local ports, but…
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Medium 5.5
drm/amd/display: Fix memory leak
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix memory leak [why] Resource release is needed on the error handling path to prevent memory leak. [how] Fix this by adding kfree on the error handling path.
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Unscored —
x86/mce: Work around an erratum on fast string copy instructions
In the Linux kernel, the following vulnerability has been resolved: x86/mce: Work around an erratum on fast string copy instructions A rare kernel panic scenario can happen when the following conditions are met due to an erratum on fast string copy instructio…
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Unscored —
dm ioctl: prevent potential spectre v1 gadget
In the Linux kernel, the following vulnerability has been resolved: dm ioctl: prevent potential spectre v1 gadget It appears like cmd could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory fro…
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Unscored —
scsi: pm8001: Fix tag leaks on error
In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Fix tag leaks on error In pm8001_chip_set_dev_state_req(), pm8001_chip_fw_flash_update_req(), pm80xx_chip_phy_ctl_req() and pm8001_chip_reg_dev_req() add missing calls to pm8001…
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Unscored —
scsi: pm8001: Fix task leak in pm8001_send_abort_all()
In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Fix task leak in pm8001_send_abort_all() In pm8001_send_abort_all(), make sure to free the allocated sas task if pm8001_tag_alloc() or pm8001_mpi_build_cmd() fail.
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Medium 5.5
scsi: pm8001: Fix memory leak in pm8001_chip_fw_flash_update_req()
In the Linux kernel, the following vulnerability has been resolved: scsi: pm8001: Fix memory leak in pm8001_chip_fw_flash_update_req() In pm8001_chip_fw_flash_update_build(), if pm8001_chip_fw_flash_update_build() fails, the struct fw_control_ex allocated mus…
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Unscored —
scsi: hisi_sas: Free irq vectors in order for v3 HW
In the Linux kernel, the following vulnerability has been resolved: scsi: hisi_sas: Free irq vectors in order for v3 HW If the driver probe fails to request the channel IRQ or fatal IRQ, the driver will free the IRQ vectors before freeing the IRQs in free_irq…
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Medium 5.5
mips: ralink: fix a refcount leak in ill_acc_of_setup()
In the Linux kernel, the following vulnerability has been resolved: mips: ralink: fix a refcount leak in ill_acc_of_setup() of_node_put(np) needs to be called when pdev == NULL.
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High 8.8
scsi: libfc: Fix use after free in fc_exch_abts_resp()
In the Linux kernel, the following vulnerability has been resolved: scsi: libfc: Fix use after free in fc_exch_abts_resp() fc_exch_release(ep) will decrease the ep's reference count. When the reference count reaches zero, it is freed. But ep is still used in …
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Medium 5.5
powerpc/secvar: fix refcount leak in format_show()
In the Linux kernel, the following vulnerability has been resolved: powerpc/secvar: fix refcount leak in format_show() Refcount leak will happen when format_show returns failure in multiple cases. Unified management of of_node_put can fix this problem.
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High 8.8
Bluetooth: Fix use after free in hci_send_acl
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix use after free in hci_send_acl This fixes the following trace caused by receiving HCI_EV_DISCONN_PHY_LINK_COMPLETE which does call hci_conn_del without first checking if conn->…
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High 7.5
netfilter: conntrack: revisit gc autotuning
In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: revisit gc autotuning as of commit 4608fdfc07e1 ("netfilter: conntrack: collect all entries in one cycle") conntrack gc was changed to run every 2 minutes. On systems wh…
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Medium 5.5
ceph: fix memory leak in ceph_readdir when note_last_dentry returns error
In the Linux kernel, the following vulnerability has been resolved: ceph: fix memory leak in ceph_readdir when note_last_dentry returns error Reset the last_readdir at the same time, and add a comment explaining why we don't free last_readdir when dir_emit re…
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Medium 5.5
staging: vchiq_arm: Avoid NULL ptr deref in vchiq_dump_platform_instances
In the Linux kernel, the following vulnerability has been resolved: staging: vchiq_arm: Avoid NULL ptr deref in vchiq_dump_platform_instances vchiq_get_state() can return a NULL pointer. So handle this cases and avoid a NULL pointer derefence in vchiq_dump_pl…
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Unscored —
virtio_console: eliminate anonymous module_init & module_exit
In the Linux kernel, the following vulnerability has been resolved: virtio_console: eliminate anonymous module_init & module_exit Eliminate anonymous module_init() and module_exit(), which can lead to confusion or ambiguity when reading System.map, crashes/oo…
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Unscored —
Drivers: hv: vmbus: Fix potential crash on module unload
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fix potential crash on module unload The vmbus driver relies on the panic notifier infrastructure to perform some operations when a panic event is detected. Since vmbus ca…
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Unscored —
NFS: Avoid writeback threads getting stuck in mempool_alloc()
In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempool_alloc() In a low memory situation, allow the NFS writeback code to fail without getting stuck in infinite loops in mempool_alloc().
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Critical 9.8
net/tls: fix slab-out-of-bounds bug in decrypt_internal
In the Linux kernel, the following vulnerability has been resolved: net/tls: fix slab-out-of-bounds bug in decrypt_internal The memory size of tls_ctx->rx.iv for AES128-CCM is 12 setting in tls_set_sw_offload(). The return value of crypto_aead_ivsize() for "c…
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Unscored —
scsi: zorro7xx: Fix a resource leak in zorro7xx_remove_one()
In the Linux kernel, the following vulnerability has been resolved: scsi: zorro7xx: Fix a resource leak in zorro7xx_remove_one() The error handling path of the probe releases a resource that is not freed in the remove function. In some cases, a ioremap() must…
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High 7.1
net: ipv4: fix route with nexthop object delete warning
In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fix route with nexthop object delete warning FRR folks have hit a kernel warning[1] while deleting routes[2] which is caused by trying to delete a route pointing to a nexthop id wi…
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Unscored —
drm/imx: Fix memory leak in imx_pd_connector_get_modes
In the Linux kernel, the following vulnerability has been resolved: drm/imx: Fix memory leak in imx_pd_connector_get_modes Avoid leaking the display mode variable if of_get_drm_display_mode fails. Addresses-Coverity-ID: 1443943 ("Resource leak")
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High 7.8
IB/rdmavt: add lock to call to rvt_error_qp to prevent a race condition
In the Linux kernel, the following vulnerability has been resolved: IB/rdmavt: add lock to call to rvt_error_qp to prevent a race condition The documentation of the function rvt_error_qp says both r_lock and s_lock need to be held when calling that function. …
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Unscored —
dpaa2-ptp: Fix refcount leak in dpaa2_ptp_probe
In the Linux kernel, the following vulnerability has been resolved: dpaa2-ptp: Fix refcount leak in dpaa2_ptp_probe This node pointer is returned by of_find_compatible_node() with refcount incremented. Calling of_node_put() to aovid the refcount leak.
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High 7.8
rxrpc: fix a race in rxrpc_exit_net()
In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix a race in rxrpc_exit_net() Current code can lead to the following race: CPU0 CPU1 rxrpc_exit_net() rxrpc_peer_keepalive_worker() if (rxnet->live) rxnet->live = false; del_timer_syn…
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Unscored —
net: openvswitch: fix leak of nested actions
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So…
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High 7.8
drbd: Fix five use after free bugs in get_initial_state
In the Linux kernel, the following vulnerability has been resolved: drbd: Fix five use after free bugs in get_initial_state In get_initial_state, it calls notify_initial_state_done(skb,..) if cb->args[5]==1. If genlmsg_put() failed in notify_initial_state_don…
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High 7.5
qede: confirm skb is allocated before using
In the Linux kernel, the following vulnerability has been resolved: qede: confirm skb is allocated before using qede_build_skb() assumes build_skb() always works and goes straight to skb_reserve(). However, build_skb() can fail under memory pressure. This res…
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High 7.8
scsi: mpt3sas: Fix use after free in _scsih_expander_node_remove()
In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix use after free in _scsih_expander_node_remove() The function mpt3sas_transport_port_remove() called in _scsih_expander_node_remove() frees the port field of the sas_expande…
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Unscored —
mm/mempolicy: fix mpol_new leak in shared_policy_replace
In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: fix mpol_new leak in shared_policy_replace If mpol_new is allocated but not used in restart loop, mpol_new will be freed via mpol_put before returning to the caller. But refcnt …
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High 7.8
lz4: fix LZ4_decompress_safe_partial read out of bound
In the Linux kernel, the following vulnerability has been resolved: lz4: fix LZ4_decompress_safe_partial read out of bound When partialDecoding, it is EOF if we've either filled the output buffer or can't proceed with reading an offset for following match. In…
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Unscored —
mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)
In the Linux kernel, the following vulnerability has been resolved: mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0) If an mremap() syscall with old_size=0 ends up in move_page_tables(), it will call invalidate_range_start()/invali…
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High 8.1
btrfs: fix qgroup reserve overflow the qgroup limit
In the Linux kernel, the following vulnerability has been resolved: btrfs: fix qgroup reserve overflow the qgroup limit We use extent_changeset->bytes_changed in qgroup_reserve_data() to record how many bytes we set for EXTENT_QGROUP_RESERVED state. Currently…
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Unscored —
irqchip/gic-v3: Fix GICR_CTLR.RWP polling
In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Fix GICR_CTLR.RWP polling It turns out that our polling of RWP is totally wrong when checking for it in the redistributors, as we test the *distributor* bit index, whereas it …