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Medium 5.5
riscv: Fix sleeping in invalid context in die()
In the Linux kernel, the following vulnerability has been resolved: riscv: Fix sleeping in invalid context in die() die() can be called in exception handler, and therefore cannot sleep. However, die() takes spinlock_t which can sleep with PREEMPT_RT enabled. …
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Medium 5.5
net/sctp: Prevent autoclose integer overflow in sctp_association_init()
In the Linux kernel, the following vulnerability has been resolved: net/sctp: Prevent autoclose integer overflow in sctp_association_init() While by default max_autoclose equals to INT_MAX / HZ, one may set net.sctp.max_autoclose to UINT_MAX. There is code in…
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Medium 5.5
gve: guard XSK operations on the existence of queues
In the Linux kernel, the following vulnerability has been resolved: gve: guard XSK operations on the existence of queues This patch predicates the enabling and disabling of XSK pools on the existence of queues. As it stands, if the interface is down, disablin…
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Medium 5.5
drm/amd/display: Add check for granularity in dml ceil/floor helpers
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add check for granularity in dml ceil/floor helpers [Why] Wrapper functions for dcn_bw_ceil2() and dcn_bw_floor2() should check for granularity is non zero to avoid assert an…
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Medium 5.5
misc: microchip: pci1xxxx: Resolve kernel panic during GPIO IRQ handling
In the Linux kernel, the following vulnerability has been resolved: misc: microchip: pci1xxxx: Resolve kernel panic during GPIO IRQ handling Resolve kernel panic caused by improper handling of IRQs while accessing GPIO values. This is done by replacing generi…
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Medium 4.7
usb: gadget: f_fs: Remove WARN_ON in functionfs_bind
In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_fs: Remove WARN_ON in functionfs_bind This commit addresses an issue related to below kernel panic where panic_on_warn is enabled. It is caused by the unnecessary use of WARN_O…
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Medium 5.5
net: hns3: fix kernel crash when 1588 is sent on HIP08 devices
In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix kernel crash when 1588 is sent on HIP08 devices Currently, HIP08 devices does not register the ptp devices, so the hdev->ptp is NULL. But the tx process would still try to set …
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Medium 5.5
mptcp: sysctl: sched: avoid using current->nsproxy
In the Linux kernel, the following vulnerability has been resolved: mptcp: sysctl: sched: avoid using current->nsproxy Using the 'net' structure via 'current' is not recommended for different reasons. First, if the goal is to use it to read or write per-netns…
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Medium 5.5
sctp: sysctl: rto_min/max: avoid using current->nsproxy
In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: rto_min/max: avoid using current->nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reasons: - I…
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Medium 5.5
sctp: sysctl: plpmtud_probe_interval: avoid using current->nsproxy
In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: plpmtud_probe_interval: avoid using current->nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different r…
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Medium 5.5
rds: sysctl: rds_tcp_{rcv,snd}buf: avoid using current->nsproxy
In the Linux kernel, the following vulnerability has been resolved: rds: sysctl: rds_tcp_{rcv,snd}buf: avoid using current->nsproxy As mentioned in a previous commit of this series, using the 'net' structure via 'current' is not recommended for different reas…
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Medium 5.5
cgroup/cpuset: remove kernfs active break
In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: remove kernfs active break A warning was found: WARNING: CPU: 10 PID: 3486953 at fs/kernfs/file.c:828 CPU: 10 PID: 3486953 Comm: rmdir Kdump: loaded Tainted: G RIP: 0010:kernfs…
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Medium 5.5
net: fix memory leak in tcp_conn_request()
In the Linux kernel, the following vulnerability has been resolved: net: fix memory leak in tcp_conn_request() If inet_csk_reqsk_queue_hash_add() return false, tcp_conn_request() will return without free the dst memory, which allocated in af_ops->route_req. H…
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Medium 5.5
RDMA/uverbs: Prevent integer overflow issue
In the Linux kernel, the following vulnerability has been resolved: RDMA/uverbs: Prevent integer overflow issue In the expression "cmd.wqe_size * cmd.wr_count", both variables are u32 values that come from the user so the multiplication can lead to integer wr…
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Medium 6.1
arm64: ptrace: fix partial SETREGSET for NT_ARM_TAGGED_ADDR_CTRL
In the Linux kernel, the following vulnerability has been resolved: arm64: ptrace: fix partial SETREGSET for NT_ARM_TAGGED_ADDR_CTRL Currently tagged_addr_ctrl_set() doesn't initialize the temporary 'ctrl' variable, and a SETREGSET call with a length of zero …
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Medium 5.5
scsi: ufs: pltfrm: Dellocate HBA during ufshcd_pltfrm_remove()
In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: pltfrm: Dellocate HBA during ufshcd_pltfrm_remove() This will ensure that the scsi host is cleaned up properly using scsi_host_dev_release(). Otherwise, it may lead to memory leaks.
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Medium 5.5
scsi: megaraid_sas: Fix for a potential deadlock
In the Linux kernel, the following vulnerability has been resolved: scsi: megaraid_sas: Fix for a potential deadlock This fixes a 'possible circular locking dependency detected' warning CPU0 CPU1 ---- ---- lock(&instance->reset_mutex); lock(&shost->scan_mutex…
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Medium 5.5
drm/modes: Avoid divide by zero harder in drm_mode_vrefresh()
In the Linux kernel, the following vulnerability has been resolved: drm/modes: Avoid divide by zero harder in drm_mode_vrefresh() drm_mode_vrefresh() is trying to avoid divide by zero by checking whether htotal or vtotal are zero. But we may still end up with…
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Medium 5.5
Drivers: hv: util: Avoid accessing a ringbuffer not initialized yet
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: util: Avoid accessing a ringbuffer not initialized yet If the KVP (or VSS) daemon starts before the VMBus channel's ringbuffer is fully initialized, we can hit the panic below: h…
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Medium 5.5
netfilter: IDLETIMER: Fix for possible ABBA deadlock
In the Linux kernel, the following vulnerability has been resolved: netfilter: IDLETIMER: Fix for possible ABBA deadlock Deletion of the last rule referencing a given idletimer may happen at the same time as a read of its file in sysfs: | ====================…
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Medium 5.5
Bluetooth: iso: Fix circular lock in iso_listen_bis
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: iso: Fix circular lock in iso_listen_bis This fixes the circular locking dependency warning below, by releasing the socket lock before enterning iso_listen_bis, to avoid any potent…
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Medium 5.5
bcache: revert replacing IS_ERR_OR_NULL with IS_ERR again
In the Linux kernel, the following vulnerability has been resolved: bcache: revert replacing IS_ERR_OR_NULL with IS_ERR again Commit 028ddcac477b ("bcache: Remove unnecessary NULL point check in node allocations") leads a NULL pointer deference in cache_set_f…
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Medium 5.5
btrfs: don't take dev_replace rwsem on task already holding it
In the Linux kernel, the following vulnerability has been resolved: btrfs: don't take dev_replace rwsem on task already holding it Running fstests btrfs/011 with MKFS_OPTIONS="-O rst" to force the usage of the RAID stripe-tree, we get the following splat from…
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Medium 5.5
wifi: rtw89: check return value of ieee80211_probereq_get() for RNR
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: check return value of ieee80211_probereq_get() for RNR The return value of ieee80211_probereq_get() might be NULL, so check it before using to avoid NULL pointer access. Addresse…
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Medium 5.5
dlm: fix possible lkb_resource null dereference
In the Linux kernel, the following vulnerability has been resolved: dlm: fix possible lkb_resource null dereference This patch fixes a possible null pointer dereference when this function is called from request_lock() as lkb->lkb_resource is not assigned yet,…
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Medium 5.5
dma-debug: fix a possible deadlock on radix_lock
In the Linux kernel, the following vulnerability has been resolved: dma-debug: fix a possible deadlock on radix_lock radix_lock() shouldn't be held while holding dma_hash_entry[idx].lock otherwise, there's a possible deadlock scenario when dma debug API is ca…
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Medium 5.5
pinmux: Use sequential access to access desc->pinmux data
In the Linux kernel, the following vulnerability has been resolved: pinmux: Use sequential access to access desc->pinmux data When two client of the same gpio call pinctrl_select_state() for the same functionality, we are seeing NULL pointer issue while acces…
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Medium 5.5
i3c: mipi-i3c-hci: Mask ring interrupts before ring stop request
In the Linux kernel, the following vulnerability has been resolved: i3c: mipi-i3c-hci: Mask ring interrupts before ring stop request Bus cleanup path in DMA mode may trigger a RING_OP_STAT interrupt when the ring is being stopped. Depending on timing between …
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Medium 5.5
i3c: Use i3cdev->desc->info instead of calling i3c_device_get_info() to avoid deadlock
In the Linux kernel, the following vulnerability has been resolved: i3c: Use i3cdev->desc->info instead of calling i3c_device_get_info() to avoid deadlock A deadlock may happen since the i3c_master_register() acquires &i3cbus->lock twice. See the log below. U…
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Medium 5.5
soc: imx8m: Probe the SoC driver as platform driver
In the Linux kernel, the following vulnerability has been resolved: soc: imx8m: Probe the SoC driver as platform driver With driver_async_probe=* on kernel command line, the following trace is produced because on i.MX8M Plus hardware because the soc-imx8m.c d…
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Medium 5.5
MIPS: Loongson64: DTS: Really fix PCIe port nodes for ls7a
In the Linux kernel, the following vulnerability has been resolved: MIPS: Loongson64: DTS: Really fix PCIe port nodes for ls7a Fix the dtc warnings: arch/mips/boot/dts/loongson/ls7a-pch.dtsi:68.16-416.5: Warning (interrupt_provider): /bus@10000000/pci@1a00000…
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Medium 5.5
ACPI: x86: Add adev NULL check to acpi_quirk_skip_serdev_enumeration()
In the Linux kernel, the following vulnerability has been resolved: ACPI: x86: Add adev NULL check to acpi_quirk_skip_serdev_enumeration() acpi_dev_hid_match() does not check for adev == NULL, dereferencing it unconditional. Add a check for adev being NULL be…
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Medium 5.5
quota: flush quota_release_work upon quota writeback
In the Linux kernel, the following vulnerability has been resolved: quota: flush quota_release_work upon quota writeback One of the paths quota writeback is called from is: freeze_super() sync_filesystem() ext4_sync_fs() dquot_writeback_dquots() Since we curr…
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Medium 5.5
drm/sti: avoid potential dereference of error pointers in sti_hqvdp_atomic_check
In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoid potential dereference of error pointers in sti_hqvdp_atomic_check The return value of drm_atomic_get_crtc_state() needs to be checked. To avoid use of error pointer 'crtc_state…
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Medium 5.5
drm/sti: avoid potential dereference of error pointers in sti_gdp_atomic_check
In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoid potential dereference of error pointers in sti_gdp_atomic_check The return value of drm_atomic_get_crtc_state() needs to be checked. To avoid use of error pointer 'crtc_state' …
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Medium 5.5
drm/sti: avoid potential dereference of error pointers
In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoid potential dereference of error pointers The return value of drm_atomic_get_crtc_state() needs to be checked. To avoid use of error pointer 'crtc_state' in case of the failure.
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Medium 5.5
btrfs: add a sanity check for btrfs root in btrfs_search_slot()
In the Linux kernel, the following vulnerability has been resolved: btrfs: add a sanity check for btrfs root in btrfs_search_slot() Syzbot reports a null-ptr-deref in btrfs_search_slot(). The reproducer is using rescue=ibadroots, and the extent tree root is c…
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Medium 5.5
kunit: Fix potential null dereference in kunit_device_driver_test()
In the Linux kernel, the following vulnerability has been resolved: kunit: Fix potential null dereference in kunit_device_driver_test() kunit_kzalloc() may return a NULL pointer, dereferencing it without NULL check may lead to NULL dereference. Add a NULL che…
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Medium 5.5
mtd: spinand: winbond: Fix 512GW, 01GW, 01JW and 02JW ECC information
In the Linux kernel, the following vulnerability has been resolved: mtd: spinand: winbond: Fix 512GW, 01GW, 01JW and 02JW ECC information These four chips: * W25N512GW * W25N01GW * W25N01JW * W25N02JW all require a single bit of ECC strength and thus feature …
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Medium 5.5
net/sched: netem: account for backlog updates from child qdisc
In the Linux kernel, the following vulnerability has been resolved: net/sched: netem: account for backlog updates from child qdisc In general, 'qlen' of any classful qdisc should keep track of the number of packets that the qdisc itself and all of its childre…