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Medium 5.5
powerpc/fsl_rio: Fix refcount leak in fsl_rio_setup
In the Linux kernel, the following vulnerability has been resolved: powerpc/fsl_rio: Fix refcount leak in fsl_rio_setup of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing o…
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Medium 5.5
powerpc/xive: Fix refcount leak in xive_spapr_init
In the Linux kernel, the following vulnerability has been resolved: powerpc/xive: Fix refcount leak in xive_spapr_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…
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Medium 4.7
ext4: fix race condition between ext4_write and ext4_convert_inline_data
In the Linux kernel, the following vulnerability has been resolved: ext4: fix race condition between ext4_write and ext4_convert_inline_data Hulk Robot reported a BUG_ON: ================================================================== EXT4-fs error (device…
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Medium 5.5
RDMA/hfi1: Fix potential integer multiplication overflow errors
In the Linux kernel, the following vulnerability has been resolved: RDMA/hfi1: Fix potential integer multiplication overflow errors When multiplying of different types, an overflow is possible even when storing the result in a larger type. This is because the…
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Medium 5.5
usb: usbip: fix a refcount leak in stub_probe()
In the Linux kernel, the following vulnerability has been resolved: usb: usbip: fix a refcount leak in stub_probe() usb_get_dev() is called in stub_device_alloc(). When stub_probe() fails after that, usb_put_dev() needs to be called to release the reference. …
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Medium 5.5
soc: rockchip: Fix refcount leak in rockchip_grf_init
In the Linux kernel, the following vulnerability has been resolved: soc: rockchip: Fix refcount leak in rockchip_grf_init of_find_matching_node_and_match returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missin…
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Medium 5.5
jffs2: fix memory leak in jffs2_do_fill_super
In the Linux kernel, the following vulnerability has been resolved: jffs2: fix memory leak in jffs2_do_fill_super If jffs2_iget() or d_make_root() in jffs2_do_fill_super() returns an error, we can observe the following kmemleak report: -----------------------…
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Medium 5.5
scsi: sd: Fix potential NULL pointer dereference
In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fix potential NULL pointer dereference If sd_probe() sees an early error before sdkp->device is initialized, sd_zbc_release_disk() is called. This causes a NULL pointer dereference …
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Medium 5.5
tipc: check attribute length for bearer name
In the Linux kernel, the following vulnerability has been resolved: tipc: check attribute length for bearer name syzbot reported uninit-value: ===================================================== BUG: KMSAN: uninit-value in string_nocheck lib/vsprintf.c:644 …
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Medium 5.5
rtc: mt6397: check return value after calling platform_get_resource()
In the Linux kernel, the following vulnerability has been resolved: rtc: mt6397: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.
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Medium 5.5
watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe
In the Linux kernel, the following vulnerability has been resolved: watchdog: ts4800_wdt: Fix refcount leak in ts4800_wdt_probe of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_no…
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Medium 5.5
driver core: fix deadlock in __device_attach
In the Linux kernel, the following vulnerability has been resolved: driver core: fix deadlock in __device_attach In __device_attach function, The lock holding logic is as follows: ... __device_attach device_lock(dev) // get lock dev async_schedule_dev(__devic…
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Medium 5.5
firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function re…
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Medium 5.5
net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register
In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. mv88e6…
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Medium 5.5
netfilter: nf_tables: memleak flow rule from commit path
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: memleak flow rule from commit path Abort path release flow rule object, however, commit path does not. Update code to destroy these objects before releasing the transact…
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Medium 5.5
ata: pata_octeon_cf: Fix refcount leak in octeon_cf_probe
In the Linux kernel, the following vulnerability has been resolved: ata: pata_octeon_cf: Fix refcount leak in octeon_cf_probe of_find_device_by_node() takes reference, we should use put_device() to release it when not need anymore. Add missing put_device() to…
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Medium 5.5
net: altera: Fix refcount leak in altera_tse_mdio_create
In the Linux kernel, the following vulnerability has been resolved: net: altera: Fix refcount leak in altera_tse_mdio_create Every iteration of for_each_child_of_node() decrements the reference count of the previous node. When break from a for_each_child_of_n…
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Medium 5.5
net: dsa: lantiq_gswip: Fix refcount leak in gswip_gphy_fw_list
In the Linux kernel, the following vulnerability has been resolved: net: dsa: lantiq_gswip: Fix refcount leak in gswip_gphy_fw_list Every iteration of for_each_available_child_of_node() decrements the reference count of the previous node. when breaking early …
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Medium 4.7
af_unix: Fix a data-race in unix_dgram_peer_wake_me().
In the Linux kernel, the following vulnerability has been resolved: af_unix: Fix a data-race in unix_dgram_peer_wake_me(). unix_dgram_poll() calls unix_dgram_peer_wake_me() without `other`'s lock held and check if its receive queue is full. Here we need to us…
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Medium 5.5
net: ethernet: bgmac: Fix refcount leak in bcma_mdio_mii_register
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: bgmac: Fix refcount leak in bcma_mdio_mii_register 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
drm/amdgpu/cs: make commands with 0 chunks illegal behaviour.
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/cs: make commands with 0 chunks illegal behaviour. Submitting a cs with 0 chunks, causes an oops later, found trying to execute the wrong userspace driver. MESA_LOADER_DRIVER_OVERR…
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Medium 5.5
nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling
In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling Error paths do not free previously allocated memory. Add devm_kfree() to those failure paths.
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Medium 5.5
bcache: avoid journal no-space deadlock by reserving 1 journal bucket
In the Linux kernel, the following vulnerability has been resolved: bcache: avoid journal no-space deadlock by reserving 1 journal bucket The journal no-space deadlock was reported time to time. Such deadlock can happen in the following situation. When all jo…
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Medium 5.5
rtl818x: Prevent using not initialized queues
In the Linux kernel, the following vulnerability has been resolved: rtl818x: Prevent using not initialized queues Using not existing queues can panic the kernel with rtl8180/rtl8185 cards. Ignore the skb priority for those cards, they only have one tx queue. …
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Medium 5.5
iommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe()
In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe() It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after devm_i…
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Medium 5.5
mips: cpc: Fix refcount leak in mips_cpc_default_phys_base
In the Linux kernel, the following vulnerability has been resolved: mips: cpc: Fix refcount leak in mips_cpc_default_phys_base Add the missing of_node_put() to release the refcount incremented by of_find_compatible_node().
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Medium 5.5
tracing: Fix sleeping function called from invalid context on RT kernel
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix sleeping function called from invalid context on RT kernel When setting bootparams="trace_event=initcall:initcall_start tp_printk=1" in the cmdline, the output_printk() was calle…
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Medium 5.5
iommu/arm-smmu-v3: check return value after calling platform_get_resource()
In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.
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Medium 5.5
f2fs: remove WARN_ON in f2fs_is_valid_blkaddr
In the Linux kernel, the following vulnerability has been resolved: f2fs: remove WARN_ON in f2fs_is_valid_blkaddr Syzbot triggers two WARNs in f2fs_is_valid_blkaddr and __is_bitmap_valid. For example, in f2fs_is_valid_blkaddr, if type is DATA_GENERIC_ENHANCE …
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Medium 5.5
f2fs: avoid infinite loop to flush node pages
In the Linux kernel, the following vulnerability has been resolved: f2fs: avoid infinite loop to flush node pages xfstests/generic/475 can give EIO all the time which give an infinite loop to flush node page like below. Let's avoid it. [16418.518551] Call Tra…
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Medium 5.5
drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop()
In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop() There is a deadlock in rtllib_beacons_stop(), which is shown below: (Thread 1) | (Thread 2) | rtllib_send_beacon() rtllib_bea…
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Medium 5.5
NFSv4: Don't hold the layoutget locks across multiple RPC calls
In the Linux kernel, the following vulnerability has been resolved: NFSv4: Don't hold the layoutget locks across multiple RPC calls When doing layoutget as part of the open() compound, we have to be careful to release the layout locks before we can call any f…
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Medium 5.5
tty: Fix a possible resource leak in icom_probe
In the Linux kernel, the following vulnerability has been resolved: tty: Fix a possible resource leak in icom_probe When pci_read_config_dword failed, call pci_release_regions() and pci_disable_device() to recycle the resource previously allocated.
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Medium 5.5
drivers: usb: host: Fix deadlock in oxu_bus_suspend()
In the Linux kernel, the following vulnerability has been resolved: drivers: usb: host: Fix deadlock in oxu_bus_suspend() There is a deadlock in oxu_bus_suspend(), which is shown below: (Thread 1) | (Thread 2) | timer_action() oxu_bus_suspend() | mod_timer() …
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Medium 5.5
drivers: staging: rtl8192bs: Fix deadlock in rtw_joinbss_event_prehandle()
In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192bs: Fix deadlock in rtw_joinbss_event_prehandle() There is a deadlock in rtw_joinbss_event_prehandle(), which is shown below: (Thread 1) | (Thread 2) | _set_timer() r…
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Medium 5.5
staging: rtl8712: fix a potential memory leak in r871xu_drv_init()
In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix a potential memory leak in r871xu_drv_init() In r871xu_drv_init(), if r8712_init_drv_sw() fails, then the memory allocated by r8712_alloc_io_queue() in r8712_usb_dvobj_i…
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Medium 5.5
tty: synclink_gt: Fix null-pointer-dereference in slgt_clean()
In the Linux kernel, the following vulnerability has been resolved: tty: synclink_gt: Fix null-pointer-dereference in slgt_clean() When the driver fails at alloc_hdlcdev(), and then we remove the driver module, we will get the following splat: [ 25.065966] ge…
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Medium 5.5
drivers: staging: rtl8192u: Fix deadlock in ieee80211_beacons_stop()
In the Linux kernel, the following vulnerability has been resolved: drivers: staging: rtl8192u: Fix deadlock in ieee80211_beacons_stop() There is a deadlock in ieee80211_beacons_stop(), which is shown below: (Thread 1) | (Thread 2) | ieee80211_send_beacon() i…
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Medium 5.5
drivers: tty: serial: Fix deadlock in sa1100_set_termios()
In the Linux kernel, the following vulnerability has been resolved: drivers: tty: serial: Fix deadlock in sa1100_set_termios() There is a deadlock in sa1100_set_termios(), which is shown below: (Thread 1) | (Thread 2) | sa1100_enable_ms() sa1100_set_termios()…
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Medium 5.5
USB: host: isp116x: check return value after calling platform_get_resource()
In the Linux kernel, the following vulnerability has been resolved: USB: host: isp116x: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.