CVE-2022-49006

In the Linux kernel, the following vulnerability has been resolved: tracing: Free buffers when a used dynamic event is removed After 65536 dynamic events have been added and removed, the "type" fieldof the event then uses the first type number that is available (notcurrently used by other events). ...

CVE-2022-48992

In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-pcm: Add NULL check in BE reparenting Add NULL check in dpcm_be_reparent API, to handlekernel NULL pointer dereference error.The issue occurred in fuzzing test.

CVE-2022-48988

In the Linux kernel, the following vulnerability has been resolved: memcg: fix possible use-after-free in memcg_write_event_control() memcg_write_event_control() accesses the dentry->d_name of the specifiedcontrol fd to route the write call. As a cgroup interface file can't berenamed, it's safe ...

CVE-2022-49028

In the Linux kernel, the following vulnerability has been resolved: ixgbevf: Fix resource leak in ixgbevf_init_module() ixgbevf_init_module() won't destroy the workqueue created bycreate_singlethread_workqueue() when pci_register_driver() failed. Adddestroy_workqueue() in fail path to prevent the r...

CVE-2022-48997

In the Linux kernel, the following vulnerability has been resolved: char: tpm: Protect tpm_pm_suspend with locks Currently tpm transactions are executed unconditionally intpm_pm_suspend() function, which may lead to races with other tpmaccessors in the system. Specifically, the hw_random tpm driver...

CVE-2022-48975

In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix memory leak in gpiochip_setup_dev() Here is a backtrace report about memory leak detected ingpiochip_setup_dev(): unreferenced object 0xffff88810b406400 (size 512):comm "python3", pid 1682, jiffies 4295346908 (age 24.0...

CVE-2022-49011

In the Linux kernel, the following vulnerability has been resolved: hwmon: (coretemp) fix pci device refcount leak in nv1a_ram_new() As comment of pci_get_domain_bus_and_slot() says, it returnsa pci device with refcount increment, when finish using it,the caller must decrement the reference count b...

CVE-2022-48969

In the Linux kernel, the following vulnerability has been resolved: xen-netfront: Fix NULL sring after live migration A NAPI is setup for each network sring to poll data to kernelThe sring with source host is destroyed before live migration andnew sring with target host is setup after live migratio...

CVE-2022-48991

In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: invoke MMU notifiers in shmem/file collapse paths Any codepath that zaps page table entries must invoke MMU notifiers toensure that secondary MMUs (like KVM) don't keep accessing pages whicharen't mapped anymore. Sec...

CVE-2022-49010

In the Linux kernel, the following vulnerability has been resolved: hwmon: (coretemp) Check for null before removing sysfs attrs If coretemp_add_core() gets an error then pdata->core_data[indx]is already NULL and has been kfreed. Don't pass that tosysfs_remove_group() as that will crash in sysfs...

CVE-2022-49014

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix use-after-free in tun_detach() syzbot reported use-after-free in tun_detach() [1]. This causes calltrace like below: ==================================================================BUG: KASAN: use-after-free in noti...

CVE-2022-49029

In the Linux kernel, the following vulnerability has been resolved: hwmon: (ibmpex) Fix possible UAF when ibmpex_register_bmc() fails Smatch report warning as follows: drivers/hwmon/ibmpex.c:509 ibmpex_register_bmc() warn:'&data->list' not removed from list If ibmpex_find_sensors() fails in ibmp...

CVE-2022-48974

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: fix using __this_cpu_add in preemptible Currently in nf_conntrack_hash_check_insert(), when it fails innf_ct_ext_valid_pre/post(), NF_CT_STAT_INC() will be called in thepreemptible context, a call trace can be...

CVE-2022-48978

In the Linux kernel, the following vulnerability has been resolved: HID: core: fix shift-out-of-bounds in hid_report_raw_event Syzbot reported shift-out-of-bounds in hid_report_raw_event. microsoft 0003:045E:07DA.0001: hid_field_extract() called with n (128) >32! (swapper/0) UBSAN: shift-out-of-...

CVE-2022-48989

In the Linux kernel, the following vulnerability has been resolved: fscache: Fix oops due to race with cookie_lru and use_cookie If a cookie expires from the LRU and the LRU_DISCARD flag is set, butthe state machine has not run yet, it's possible another thread can callfscache_use_cookie and begin ...

CVE-2022-49022

In the Linux kernel, the following vulnerability has been resolved: wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration Fix possible out-of-bound access in ieee80211_get_rate_duration routineas reported by the following UBSAN report: UBSAN: array-index-out-of-bounds in net/mac8021...

CVE-2022-48947

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix u8 overflow By keep sending L2CAP_CONF_REQ packets, chan->num_conf_rsp increasesmultiple times and eventually it will wrap around the maximum number(i.e., 255).This patch prevents this by adding a boundary ...

CVE-2022-48990

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix use-after-free during gpu recovery [Why][ 754.862560] refcount_t: underflow; use-after-free.[ 754.862898] Call Trace:[ 754.862903] <TASK>[ 754.862913] amdgpu_job_free_cb+0xc2/0xe1 [amdgpu][ 754.863543] drm_sch...

CVE-2022-49001

In the Linux kernel, the following vulnerability has been resolved: riscv: fix race when vmap stack overflow Currently, when detecting vmap stack overflow, riscv firstly switchesto the so called shadow stack, then use this shadow stack to call theget_overflow_stack() to get the overflow stack. Howe...

CVE-2022-49027

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix error handling in iavf_init_module() The iavf_init_module() won't destroy workqueue when pci_register_driver()failed. Call destroy_workqueue() when pci_register_driver() failed toprevent the resource leak. Similar to the ...

CVE-2022-49021

In the Linux kernel, the following vulnerability has been resolved: net: phy: fix null-ptr-deref while probe() failed I got a null-ptr-deref report as following when doing fault injection test: BUG: kernel NULL pointer dereference, address: 0000000000000058Oops: 0000 [#1] PREEMPT SMP KASAN PTICPU: ...

CVE-2022-49025

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free when reverting termination table When having multiple dests with termination tables and second oneor afterwards fails the driver reverts usage of term tables butdoesn't reset the assignment in attr-&gt...

CVE-2022-48950

In the Linux kernel, the following vulnerability has been resolved: perf: Fix perf_pending_task() UaF Per syzbot it is possible for perf_pending_task() to run after theevent is free()'d. There are two related but distinct cases: the task_work was already queued before destroying the event; destroyi...

CVE-2022-48953

In the Linux kernel, the following vulnerability has been resolved: rtc: cmos: Fix event handler registration ordering issue Because acpi_install_fixed_event_handler() enables the eventautomatically on success, it is incorrect to call it before thehandler routine passed to it is ready to handle eve...

CVE-2022-49033

In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: fix sleep from invalid context bug in btrfs_qgroup_inherit() Syzkaller reported BUG as follows: BUG: sleeping function called from invalid context atinclude/linux/sched/mm.h:274Call Trace:<TASK>dump_stack_lvl+0...

CVE-2022-48967

In the Linux kernel, the following vulnerability has been resolved: NFC: nci: Bounds check struct nfc_target arrays While running under CONFIG_FORTIFY_SOURCE=y, syzkaller reported: memcpy: detected field-spanning write (size 129) of single field "target->sensf_res" at net/nfc/nci/ntf.c:260 (size...

CVE-2022-48994

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix function prototype mismatch in snd_seq_expand_var_event With clang's kernel control flow integrity (kCFI, CONFIG_CFI_CLANG),indirect call targets are validated against the expected functionpointer prototype to make s...

CVE-2022-49002

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix PCI device refcount leak in dmar_dev_scope_init() for_each_pci_dev() is implemented by pci_get_device(). The comment ofpci_get_device() says that it will increase the reference count for thereturned pci_dev and also...

CVE-2022-49026

In the Linux kernel, the following vulnerability has been resolved: e100: Fix possible use after free in e100_xmit_prepare In e100_xmit_prepare(), if we can't map the skb, then return -ENOMEM, soe100_xmit_frame() will return NETDEV_TX_BUSY and the upper layer willresend the skb. But the skb is alre...

CVE-2022-48956

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid use-after-free in ip6_fragment() Blamed commit claimed rcu_read_lock() was held by ip6_fragment() callers. It seems to not be always true, at least for UDP stack. syzbot reported: BUG: KASAN: use-after-free in ip6_dst_i...

CVE-2022-49015

In the Linux kernel, the following vulnerability has been resolved: net: hsr: Fix potential use-after-free The skb is delivered to netif_rx() which may free it, after calling this,dereferencing skb may trigger use-after-free.

CVE-2022-48961

In the Linux kernel, the following vulnerability has been resolved: net: mdio: fix unbalanced fwnode reference count in mdio_device_release() There is warning report about of_node refcount leakwhile probing mdio device: OF: ERROR: memory leak, expected refcount 1 instead of 2,of_node_get()/of_node_...

CVE-2022-48970

In the Linux kernel, the following vulnerability has been resolved: af_unix: Get user_ns from in_skb in unix_diag_get_exact(). Wei Chen reported a NULL deref in sk_user_ns() 0 , and Paolo diagnosedthe root cause: in unix_diag_get_exact(), the newly allocated skb does nothave sk. 2 We must get the u...

CVE-2022-48982

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix crash when replugging CSR fake controllers It seems fake CSR 5.0 clones can cause the suspend notifier to beregistered twice causing the following kernel panic: [ 71.986122] Call Trace:[ 71.986124] <TASK>[ 71.9...

CVE-2022-48946

In the Linux kernel, the following vulnerability has been resolved: udf: Fix preallocation discarding at indirect extent boundary When preallocation extent is the first one in the extent block, thecode would corrupt extent tree header instead. Fix the problem and useudf_delete_aext() for deleting e...

CVE-2022-48951

In the Linux kernel, the following vulnerability has been resolved: ASoC: ops: Check bounds for second channel in snd_soc_put_volsw_sx() The bounds checks in snd_soc_put_volsw_sx() are only being applied to thefirst channel, meaning it is possible to write out of bounds values to thesecond channel ...

CVE-2022-48962

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: Fix potential use-after-free in hisi_femac_rx() The skb is delivered to napi_gro_receive() which may free it, aftercalling this, dereferencing skb may trigger use-after-free.

CVE-2022-48968

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix potential memory leak in otx2_init_tc() In otx2_init_tc(), if rhashtable_init() failed, it does not freetc->tc_entries_bitmap which is allocated in otx2_tc_alloc_ent_bitmap().

CVE-2022-48971

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix not cleanup led when bt_init fails bt_init() calls bt_leds_init() to register led, but if it fails later,bt_leds_cleanup() is not called to unregister it. This can cause panic if the argument "bluetooth-power" in tex...

CVE-2022-48980

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: avoid out of bounds access in sja1105_init_l2_policing() The SJA1105 family has 45 L2 policing table entries(SJA1105_MAX_L2_POLICING_COUNT) and SJA1110 has 110(SJA1110_MAX_L2_POLICING_COUNT). Keeping the table st...

CVE-2022-49031

In the Linux kernel, the following vulnerability has been resolved: iio: health: afe4403: Fix oob read in afe4403_read_raw KASAN report out-of-bounds read as follows: BUG: KASAN: global-out-of-bounds in afe4403_read_raw+0x42e/0x4c0Read of size 4 at addr ffffffffc02ac638 by task cat/279 Call Trace:a...

CVE-2022-48949

In the Linux kernel, the following vulnerability has been resolved: igb: Initialize mailbox message for VF reset When a MAC address is not assigned to the VF, that portion of the messagesent to the VF is not set. The memory, however, is allocated from thestack meaning that information may be leaked...

CVE-2022-48985

In the Linux kernel, the following vulnerability has been resolved: net: mana: Fix race on per-CQ variable napi work_done After calling napi_complete_done(), the NAPIF_STATE_SCHED bit may becleared, and another CPU can start napi thread and access per-CQ variable,cq->work_done. If the other thre...

CVE-2022-49000

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix PCI device refcount leak in has_external_pci() for_each_pci_dev() is implemented by pci_get_device(). The comment ofpci_get_device() says that it will increase the reference count for thereturned pci_dev and also de...

CVE-2022-48981

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drm_gem_shmem_mmap() doesn't own this reference, resulting in the GEMobject getting prematurely freed leading to a later use-after-free.

CVE-2022-49004

In the Linux kernel, the following vulnerability has been resolved: riscv: Sync efi page table's kernel mappings before switching The EFI page table is initially created as a copy of the kernel page table.With VMAP_STACK enabled, kernel stacks are allocated in the vmalloc area:if the stack is alloc...

CVE-2022-48958

In the Linux kernel, the following vulnerability has been resolved: ethernet: aeroflex: fix potential skb leak in greth_init_rings() The greth_init_rings() function won't free the newly allocated skb whendma_mapping_error() returns error, so add dev_kfree_skb() to fix it. Compile tested only.

CVE-2022-48960

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: Fix potential use-after-free in hix5hd2_rx() The skb is delivered to napi_gro_receive() which may free it, aftercalling this, dereferencing skb may trigger use-after-free.

CVE-2022-48973

In the Linux kernel, the following vulnerability has been resolved: gpio: amd8111: Fix PCI device reference count leak for_each_pci_dev() is implemented by pci_get_device(). The comment ofpci_get_device() says that it will increase the reference count for thereturned pci_dev and also decrease the r...

CVE-2022-48983

In the Linux kernel, the following vulnerability has been resolved: io_uring: Fix a null-ptr-deref in io_tctx_exit_cb() Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in io_tctx_exit_cb+0x53/0xd3Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 C...