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Medium 5.5
team: prevent adding a device which is already a team device lower
In the Linux kernel, the following vulnerability has been resolved: team: prevent adding a device which is already a team device lower Prevent adding a device which is already a team device lower, e.g. adding veth0 if vlan1 was already added and veth0 is a lo…
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Medium 5.5
wifi: rtlwifi: fix memory leaks and invalid access at probe error path
In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: fix memory leaks and invalid access at probe error path Deinitialize at reverse order when probe fails. When init_sw_vars fails, rtl_deinit_core should not be called, specially…
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Medium 5.5
ubifs: skip dumping tnc tree when zroot is null
In the Linux kernel, the following vulnerability has been resolved: ubifs: skip dumping tnc tree when zroot is null Clearing slab cache will free all znode in memory and make c->zroot.znode = NULL, then dumping tnc tree will access c->zroot.znode which cause …
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Medium 5.5
drm/amdgpu: Fix potential NULL pointer dereference in atomctrl_get_smc_sclk_range_table
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix potential NULL pointer dereference in atomctrl_get_smc_sclk_range_table The function atomctrl_get_smc_sclk_range_table() does not check the return value of smu_atom_get_data_t…
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Medium 5.5
ASoC: SOF: Intel: hda-dai: Ensure DAI widget is valid during params
In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Intel: hda-dai: Ensure DAI widget is valid during params Each cpu DAI should associate with a widget. However, the topology might not create the right number of DAI widgets for agg…
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Medium 5.5
platform/x86: int3472: Check for adev == NULL
In the Linux kernel, the following vulnerability has been resolved: platform/x86: int3472: Check for adev == NULL Not all devices have an ACPI companion fwnode, so adev might be NULL. This can e.g. (theoretically) happen when a user manually binds one of the …
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Medium 5.5
scsi: mpi3mr: Fix possible crash when setting up bsg fails
In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fix possible crash when setting up bsg fails If bsg_setup_queue() fails, the bsg_queue is assigned a non-NULL value. Consequently, in mpi3mr_bsg_exit(), the condition "if(!mrioc…
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Medium 5.5
ata: libata-core: fix NULL pointer deref in ata_host_alloc_pinfo()
In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: fix NULL pointer deref in ata_host_alloc_pinfo() In an unlikely (and probably wrong?) case that the 'ppi' parameter of ata_host_alloc_pinfo() points to an array starting wit…
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Medium 5.5
nfc: nfcmrvl: Fix memory leak in nfcmrvl_play_deferred
In the Linux kernel, the following vulnerability has been resolved: nfc: nfcmrvl: Fix memory leak in nfcmrvl_play_deferred Similar to the handling of play_deferred in commit 19cfe912c37b ("Bluetooth: btusb: Fix memory leak in play_deferred"), we thought a pat…
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Medium 5.5
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg When len >= INT_MAX - transhdrlen, ulen = len + transhdrlen will be overflow. To fix, we can follow what udpv6 does and subtract the tran…
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Medium 5.5
irqchip/gic/realview: Fix refcount leak in realview_gic_of_init
In the Linux kernel, the following vulnerability has been resolved: irqchip/gic/realview: Fix refcount leak in realview_gic_of_init of_find_matching_node_and_match() returns a node pointer with refcount incremented, we should use of_node_put() on it when not …
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Medium 5.5
irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions
In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anym…
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Medium 5.5
irqchip/gic-v3: Fix refcount leak in gic_populate_ppi_partitions
In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3: Fix refcount leak in gic_populate_ppi_partitions of_find_node_by_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need an…
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Medium 5.5
irqchip/realtek-rtl: Fix refcount leak in map_interrupts
In the Linux kernel, the following vulnerability has been resolved: irqchip/realtek-rtl: Fix refcount leak in map_interrupts of_find_node_by_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. T…
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Medium 5.5
usb: dwc2: Fix memory leak in dwc2_hcd_init
In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: Fix memory leak in dwc2_hcd_init usb_create_hcd will alloc memory for hcd, and we should call usb_put_hcd to free it when platform_get_resource() fails to prevent memory leak. goto…
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Medium 5.5
usb: gadget: lpc32xx_udc: Fix refcount leak in lpc32xx_udc_probe
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: lpc32xx_udc: Fix refcount leak in lpc32xx_udc_probe of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. …
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Medium 5.5
ext4: add reserved GDT blocks check
In the Linux kernel, the following vulnerability has been resolved: ext4: add reserved GDT blocks check We capture a NULL pointer issue when resizing a corrupt ext4 image which is freshly clear resize_inode feature (not run e2fsck). It could be simply reprodu…
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Medium 5.5
9p: fix fid refcount leak in v9fs_vfs_atomic_open_dotl
In the Linux kernel, the following vulnerability has been resolved: 9p: fix fid refcount leak in v9fs_vfs_atomic_open_dotl We need to release directory fid if we fail halfway through open This fixes fid leaking with xfstests generic 531
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Medium 5.5
9p: fix fid refcount leak in v9fs_vfs_get_link
In the Linux kernel, the following vulnerability has been resolved: 9p: fix fid refcount leak in v9fs_vfs_get_link we check for protocol version later than required, after a fid has been obtained. Just move the version check earlier.
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Medium 5.5
scsi: ibmvfc: Store vhost pointer during subcrq allocation
In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: Store vhost pointer during subcrq allocation Currently the back pointer from a queue to the vhost adapter isn't set until after subcrq interrupt registration. The value is avail…
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Medium 5.5
drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf
In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp4: Fix refcount leak in mdp4_modeset_init_intf of_graph_get_remote_node() returns remote device node pointer with refcount incremented, we should use of_node_put() on it when not n…
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Medium 5.5
iio: adc: adi-axi-adc: Fix refcount leak in adi_axi_adc_attach_client
In the Linux kernel, the following vulnerability has been resolved: iio: adc: adi-axi-adc: Fix refcount leak in adi_axi_adc_attach_client of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anym…
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Medium 5.5
xtensa: xtfpga: Fix refcount leak bug in setup
In the Linux kernel, the following vulnerability has been resolved: xtensa: xtfpga: Fix refcount leak bug in setup In machine_setup(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not u…
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Medium 5.5
xtensa: Fix refcount leak bug in time.c
In the Linux kernel, the following vulnerability has been resolved: xtensa: Fix refcount leak bug in time.c In calibrate_ccount(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used …
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Medium 5.5
ARM: exynos: Fix refcount leak in exynos_map_pmu
In the Linux kernel, the following vulnerability has been resolved: ARM: exynos: Fix refcount leak in exynos_map_pmu of_find_matching_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing…
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Medium 5.5
ARM: Fix refcount leak in axxia_boot_secondary
In the Linux kernel, the following vulnerability has been resolved: ARM: Fix refcount leak in axxia_boot_secondary of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put…
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Medium 5.5
soc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe
In the Linux kernel, the following vulnerability has been resolved: soc: bcm: brcmstb: pm: pm-arm: Fix refcount leak in brcmstb_pm_probe of_find_matching_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need …
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Medium 5.5
ARM: cns3xxx: Fix refcount leak in cns3xxx_init
In the Linux kernel, the following vulnerability has been resolved: ARM: cns3xxx: Fix refcount leak in cns3xxx_init of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_pu…
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Medium 5.5
memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings
In the Linux kernel, the following vulnerability has been resolved: memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need …
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Medium 5.5
RDMA/cm: Fix memory leak in ib_cm_insert_listen
In the Linux kernel, the following vulnerability has been resolved: RDMA/cm: Fix memory leak in ib_cm_insert_listen cm_alloc_id_priv() allocates resource for the cm_id_priv. When cm_init_listen() fails it doesn't free it, leading to memory leak. Add the missi…
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Medium 5.5
PM / devfreq: exynos-ppmu: Fix refcount leak in of_get_devfreq_events
In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: exynos-ppmu: Fix refcount leak in of_get_devfreq_events of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Thi…
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Medium 5.5
usbnet: fix memory leak in error case
In the Linux kernel, the following vulnerability has been resolved: usbnet: fix memory leak in error case usbnet_write_cmd_async() mixed up which buffers need to be freed in which error case. v2: add Fixes tag v3: fix uninitialized buf pointer
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Medium 5.5
ARM: meson: Fix refcount leak in meson_smp_prepare_cpus
In the Linux kernel, the following vulnerability has been resolved: ARM: meson: Fix refcount leak in meson_smp_prepare_cpus of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of…
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Medium 5.5
i2c: piix4: Fix a memory leak in the EFCH MMIO support
In the Linux kernel, the following vulnerability has been resolved: i2c: piix4: Fix a memory leak in the EFCH MMIO support The recently added support for EFCH MMIO regions introduced a memory leak in that code path. The leak is caused by the fact that release…
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Medium 5.5
dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate
In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: Fix refcount leak in ti_dra7_xbar_route_allocate of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not needed anymore.…
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Medium 5.5
tracing/histograms: Fix memory leak problem
In the Linux kernel, the following vulnerability has been resolved: tracing/histograms: Fix memory leak problem This reverts commit 46bbe5c671e06f070428b9be142cc4ee5cedebac. As commit 46bbe5c671e0 ("tracing: fix double free") said, the "double free" problem r…
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Medium 5.5
xen/netback: avoid entering xenvif_rx_next_skb() with an empty rx queue
In the Linux kernel, the following vulnerability has been resolved: xen/netback: avoid entering xenvif_rx_next_skb() with an empty rx queue xenvif_rx_next_skb() is expecting the rx queue not being empty, but in case the loop in xenvif_rx_action() is doing mul…
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Medium 5.5
drm/i915: fix a possible refcount leak in intel_dp_add_mst_connector()
In the Linux kernel, the following vulnerability has been resolved: drm/i915: fix a possible refcount leak in intel_dp_add_mst_connector() If drm_connector_init fails, intel_connector_free will be called to take care of proper free. So it is necessary to drop…
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Medium 4.7
sysctl: Fix data races in proc_douintvec().
In the Linux kernel, the following vulnerability has been resolved: sysctl: Fix data races in proc_douintvec(). A sysctl variable is accessed concurrently, and there is always a chance of data-race. So, all readers and writers need some basic protection to av…
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Medium 4.7
sysctl: Fix data races in proc_douintvec_minmax().
In the Linux kernel, the following vulnerability has been resolved: sysctl: Fix data races in proc_douintvec_minmax(). A sysctl variable is accessed concurrently, and there is always a chance of data-race. So, all readers and writers need some basic protectio…