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Medium 4.7
ipv4: Fix a data-race around sysctl_fib_multipath_use_neigh.
In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix a data-race around sysctl_fib_multipath_use_neigh. While reading sysctl_fib_multipath_use_neigh, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
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Medium 4.7
ipv4: Fix data-races around sysctl_fib_multipath_hash_policy.
In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix data-races around sysctl_fib_multipath_hash_policy. While reading sysctl_fib_multipath_hash_policy, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
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Medium 4.7
ip: Fix data-races around sysctl_ip_prot_sock.
In the Linux kernel, the following vulnerability has been resolved: ip: Fix data-races around sysctl_ip_prot_sock. sysctl_ip_prot_sock is accessed concurrently, and there is always a chance of data-race. So, all readers and writers need some basic protection …
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Medium 4.7
udp: Fix a data-race around sysctl_udp_l3mdev_accept.
In the Linux kernel, the following vulnerability has been resolved: udp: Fix a data-race around sysctl_udp_l3mdev_accept. While reading sysctl_udp_l3mdev_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
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Medium 4.7
tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts. While reading sysctl_tcp_thin_linear_timeouts, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
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Medium 4.7
tcp: Fix data-races around sysctl_tcp_recovery.
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_recovery. While reading sysctl_tcp_recovery, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
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Medium 4.7
tcp: Fix a data-race around sysctl_tcp_early_retrans.
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_early_retrans. While reading sysctl_tcp_early_retrans, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
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Medium 4.7
tcp: Fix data-races around sysctl_tcp_slow_start_after_idle.
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_slow_start_after_idle. While reading sysctl_tcp_slow_start_after_idle, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
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Medium 4.7
tcp: Fix data-races around sysctl_tcp_max_reordering.
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_max_reordering. While reading sysctl_tcp_max_reordering, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
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Medium 5.5
spi: bcm2835: bcm2835_spi_handle_err(): fix NULL pointer deref for non DMA transfers
In the Linux kernel, the following vulnerability has been resolved: spi: bcm2835: bcm2835_spi_handle_err(): fix NULL pointer deref for non DMA transfers In case a IRQ based transfer times out the bcm2835_spi_handle_err() function is called. Since commit 1513c…
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Medium 5.5
KVM: Don't null dereference ops->destroy
In the Linux kernel, the following vulnerability has been resolved: KVM: Don't null dereference ops->destroy A KVM device cleanup happens in either of two callbacks: 1) destroy() which is called when the VM is being destroyed; 2) release() which is called whe…
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Medium 5.5
crypto: qat - fix memory leak in RSA
In the Linux kernel, the following vulnerability has been resolved: crypto: qat - fix memory leak in RSA When an RSA key represented in form 2 (as defined in PKCS #1 V2.1) is used, some components of the private key persist even after the TFM is released. Rep…
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Medium 5.5
ipw2x00: Fix potential NULL dereference in libipw_xmit()
In the Linux kernel, the following vulnerability has been resolved: ipw2x00: Fix potential NULL dereference in libipw_xmit() crypt and crypt->ops could be null, so we need to checking null before dereference
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Medium 5.5
ALSA: jack: Access input_dev under mutex
In the Linux kernel, the following vulnerability has been resolved: ALSA: jack: Access input_dev under mutex It is possible when using ASoC that input_dev is unregistered while calling snd_jack_report, which causes NULL pointer dereference. In order to preven…
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Medium 5.5
scsi: lpfc: Fix SCSI I/O completion and abort handler deadlock
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix SCSI I/O completion and abort handler deadlock During stress I/O tests with 500+ vports, hard LOCKUP call traces are observed. CPU A: native_queued_spin_lock_slowpath+0x192 _r…
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Medium 5.5
scsi: lpfc: Protect memory leak for NPIV ports sending PLOGI_RJT
In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Protect memory leak for NPIV ports sending PLOGI_RJT There is a potential memory leak in lpfc_ignore_els_cmpl() and lpfc_els_rsp_reject() that was allocated from NPIV PLOGI_RJT (l…
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Medium 5.5
drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes drm_cvt_mode may return NULL and we should check it. This bug is found by syzkaller: FAULT_INJECTION stacktrace: [ 168.56…
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Medium 5.5
ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe
In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: Fix missing of_node_put in mt2701_wm8960_machine_probe This node pointer is returned by of_parse_phandle() with refcount incremented in this function. Calling of_node_put() to…
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Medium 5.5
ASoC: mediatek: Fix error handling in mt8173_max98090_dev_probe
In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: Fix error handling in mt8173_max98090_dev_probe Call of_node_put(platform_node) to avoid refcount leak in the error path.
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Medium 5.5
media: rga: fix possible memory leak in rga_probe
In the Linux kernel, the following vulnerability has been resolved: media: rga: fix possible memory leak in rga_probe rga->m2m_dev needs to be freed when rga_probe fails.
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Medium 5.5
net: remove two BUG() from skb_checksum_help()
In the Linux kernel, the following vulnerability has been resolved: net: remove two BUG() from skb_checksum_help() I have a syzbot report that managed to get a crash in skb_checksum_help() If syzbot can trigger these BUG(), it makes sense to replace them with…
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Medium 5.5
drm/msm/hdmi: check return value after calling platform_get_resource_byname()
In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: check return value after calling platform_get_resource_byname() It will cause null-ptr-deref if platform_get_resource_byname() returns NULL, we need check the return value. Patc…
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Medium 5.5
drm/rockchip: vop: fix possible null-ptr-deref in vop_bind()
In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: vop: fix possible null-ptr-deref in vop_bind() It will cause null-ptr-deref in resource_size(), if platform_get_resource() returns NULL, move calling resource_size() after devm_…
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Medium 5.5
nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags
In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags In nvme_alloc_admin_tags, the admin_q can be set to an error (typically -ENOMEM) if the blk_mq_init_queue call fails to set u…
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Medium 5.5
ASoC: fsl: Fix refcount leak in imx_sgtl5000_probe
In the Linux kernel, the following vulnerability has been resolved: ASoC: fsl: Fix refcount leak in imx_sgtl5000_probe of_find_i2c_device_by_node() takes a reference, In error paths, we should call put_device() to drop the reference to aviod refount leak.
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Medium 5.5
ASoC: mxs-saif: Fix refcount leak in mxs_saif_probe
In the Linux kernel, the following vulnerability has been resolved: ASoC: mxs-saif: Fix refcount leak in mxs_saif_probe of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when done.
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Medium 5.5
regulator: pfuze100: Fix refcount leak in pfuze_parse_regulators_dt
In the Linux kernel, the following vulnerability has been resolved: regulator: pfuze100: Fix refcount leak in pfuze_parse_regulators_dt of_node_get() returns a node with refcount incremented. Calling of_node_put() to drop the reference when not needed anymore.
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Medium 5.5
net: phy: micrel: Allow probing without .driver_data
In the Linux kernel, the following vulnerability has been resolved: net: phy: micrel: Allow probing without .driver_data Currently, if the .probe element is present in the phy_driver structure and the .driver_data is not, a NULL pointer dereference happens. A…
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Medium 5.5
drm: msm: fix possible memory leak in mdp5_crtc_cursor_set()
In the Linux kernel, the following vulnerability has been resolved: drm: msm: fix possible memory leak in mdp5_crtc_cursor_set() drm_gem_object_lookup will call drm_gem_object_get inside. So cursor_bo needs to be put when msm_gem_get_and_pin_iova fails.
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Medium 5.5
thermal/core: Fix memory leak in __thermal_cooling_device_register()
In the Linux kernel, the following vulnerability has been resolved: thermal/core: Fix memory leak in __thermal_cooling_device_register() I got memory leak as follows when doing fault injection test: unreferenced object 0xffff888010080000 (size 264312): comm "…
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Medium 5.5
drm/msm/a6xx: Fix refcount leak in a6xx_gpu_init
In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Fix refcount leak in a6xx_gpu_init of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. a6xx_gmu_init() …
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Medium 5.5
thermal/drivers/broadcom: Fix potential NULL dereference in sr_thermal_probe
In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/broadcom: Fix potential NULL dereference in sr_thermal_probe platform_get_resource() may return NULL, add proper check to avoid potential NULL dereferencing.
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Medium 5.5
ARM: versatile: Add missing of_node_put in dcscb_init
In the Linux kernel, the following vulnerability has been resolved: ARM: versatile: Add missing of_node_put in dcscb_init The device_node pointer is returned by of_find_compatible_node with refcount incremented. We should use of_node_put() to avoid the refcou…
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Medium 5.5
rxrpc: Fix listen() setting the bar too high for the prealloc rings
In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix listen() setting the bar too high for the prealloc rings AF_RXRPC's listen() handler lets you set the backlog up to 32 (if you bump up the sysctl), but whilst the preallocation cir…
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Medium 5.5
pinctrl: renesas: rzn1: Fix possible null-ptr-deref in sh_pfc_map_resources()
In the Linux kernel, the following vulnerability has been resolved: pinctrl: renesas: rzn1: Fix possible null-ptr-deref in sh_pfc_map_resources() It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after…
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Medium 5.5
ARM: hisi: Add missing of_node_put after of_find_compatible_node
In the Linux kernel, the following vulnerability has been resolved: ARM: hisi: Add missing of_node_put after of_find_compatible_node of_find_compatible_node will increment the refcount of the returned device_node. Calling of_node_put() to avoid the refcount l…
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Medium 5.5
pinctrl: renesas: core: Fix possible null-ptr-deref in sh_pfc_map_resources()
In the Linux kernel, the following vulnerability has been resolved: pinctrl: renesas: core: Fix possible null-ptr-deref in sh_pfc_map_resources() It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after…
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Medium 4.7
list: fix a data-race around ep->rdllist
In the Linux kernel, the following vulnerability has been resolved: list: fix a data-race around ep->rdllist ep_poll() first calls ep_events_available() with no lock held and checks if ep->rdllist is empty by list_empty_careful(), which reads rdllist->prev. T…
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Medium 5.5
tty: fix deadlock caused by calling printk() under tty_port->lock
In the Linux kernel, the following vulnerability has been resolved: tty: fix deadlock caused by calling printk() under tty_port->lock pty_write() invokes kmalloc() which may invoke a normal printk() to print failure message. This can cause a deadlock in the s…
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Medium 5.5
Input: sparcspkr - fix refcount leak in bbc_beep_probe
In the Linux kernel, the following vulnerability has been resolved: Input: sparcspkr - fix refcount leak in bbc_beep_probe of_find_node_by_path() calls of_find_node_opts_by_path(), which returns a node pointer with refcount incremented, we should use of_node_…