CVE-2021-47265

In the Linux kernel, the following vulnerability has been resolved: RDMA: Verify port when creating flow rule Validate port value provided by the user and with that remove no longerneeded validation by the driver. The missing check in the mlx5_ib drivercould cause to the below oops. Call trace:_cre...

CVE-2021-47380

In the Linux kernel, the following vulnerability has been resolved: HID: amd_sfh: Fix potential NULL pointer dereference devm_add_action_or_reset() can suddenly invoke amd_mp2_pci_remove() atregistration that will cause NULL pointer dereference sincecorresponding data is not initialized yet. The pa...

CVE-2021-47391

In the Linux kernel, the following vulnerability has been resolved: RDMA/cma: Ensure rdma_addr_cancel() happens before issuing more requests The FSM can run in a circle allowing rdma_resolve_ip() to be called twiceon the same id_priv. While this cannot happen without going through thework, it viola...

CVE-2021-47403

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken on every open but was onlyreleased once when the final reference to the tty struct was dropped. Fix this by taking the module reference and initi...

CVE-2021-47520

In the Linux kernel, the following vulnerability has been resolved: can: pch_can: pch_can_rx_normal: fix use after free After calling netif_receive_skb(skb), dereferencing skb is unsafe.Especially, the can_frame cf which aliases skb memory is dereferencedjust after the call netif_receive_skb(skb). ...

CVE-2021-47563

In the Linux kernel, the following vulnerability has been resolved: ice: avoid bpf_prog refcount underflow Ice driver has the routines for managing XDP resources that are sharedbetween ndo_bpf op and VSI rebuild flow. The latter takes place forexample when user changes queue count on an interface v...

CVE-2022-48697

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix a use-after-free Fix the following use-after-free complaint triggered by blktests nvme/004: BUG: KASAN: user-memory-access in blk_mq_complete_request_remote+0xac/0x350Read of size 4 at addr 0000607bd1835943 by task kwork...

CVE-2022-48742

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink() While looking at one unrelated syzbot bug, I found the replay logicin __rtnl_newlink() to potentially trigger use-after-free. It is better to clear master_dev and...

CVE-2022-48853

In the Linux kernel, the following vulnerability has been resolved: swiotlb: fix info leak with DMA_FROM_DEVICE The problem I'm addressing was discovered by the LTP test coveringcve-2018-1000204. A short description of what happens follows: The test case issues a command code 00 (TEST UNIT READY) v...

CVE-2023-52691

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fix a double-free in si_dpm_init When the allocation ofadev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries fails,amdgpu_free_extended_power_table is called to free some fields of adev.However, when the control ...

CVE-2024-26632

In the Linux kernel, the following vulnerability has been resolved: block: Fix iterating over an empty bio with bio_for_each_folio_all If the bio contains no data, bio_first_folio() calls page_folio() on aNULL pointer and oopses. Move the test that we've reached the end ofthe bio from bio_next_foli...

CVE-2024-26833

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix memory leak in dm_sw_fini() After destroying dmub_srv, the memory associated with it isnot freed, causing a memory leak: unreferenced object 0xffff896302b45800 (size 1024):comm "(udev-worker)", pid 222, jiffies...

CVE-2024-26836

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix password opcode ordering for workstations The Lenovo workstations require the password opcode to be run beforethe attribute value is changed (if Admin password is enabled). Tested on some Thinkpads to c...

CVE-2024-26869

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to truncate meta inode pages forcely Below race case can cause data corruption: Thread A GC thread- gc_data_segment- ra_data_block- locked meta_inode page f2fs_inplace_write_data invalidate_mapping_pages: fail to invalida...

CVE-2024-35998

In the Linux kernel, the following vulnerability has been resolved: smb3: fix lock ordering potential deadlock in cifs_sync_mid_result Coverity spotted that the cifs_sync_mid_result function could deadlock "Thread deadlock (ORDER_REVERSAL) lock_order: Calling spin_lock acquireslock TCP_Server_Info....

CVE-2024-36029

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-msm: pervent access to suspended controller Generic sdhci code registers LED device and uses host->runtime_suspendedflag to protect access to it. The sdhci-msm driver doesn't set this flag,which causes a crash when LE...

CVE-2024-36934

In the Linux kernel, the following vulnerability has been resolved: bna: ensure the copied buf is NUL terminated Currently, we allocate a nbytes-sized kernel buffer and copy nbytes fromuserspace to that buffer. Later, we use sscanf on this buffer but we don'tensure that the string is terminated ins...

CVE-2024-38580

In the Linux kernel, the following vulnerability has been resolved: epoll: be better about file lifetimes epoll can call out to vfs_poll() with a file pointer that may race withthe last 'fput()'. That would make f_count go down to zero, and whilethe ep->mtx locking means that the resulting file ...

CVE-2024-38599

In the Linux kernel, the following vulnerability has been resolved: jffs2: prevent xattr node from overflowing the eraseblock Add a check to make sure that the requested xattr node size is no largerthan the eraseblock minus the cleanmarker. Unlike the usual inode nodes, the xattr nodes aren't split...

CVE-2024-39463

In the Linux kernel, the following vulnerability has been resolved: 9p: add missing locking around taking dentry fid list Fix a use-after-free on dentry's d_fsdata fid list when a threadlooks up a fid through dentry while another thread unlinks it: UAF thread:refcount_t: addition on 0; use-after-fr...

CVE-2024-40957

In the Linux kernel, the following vulnerability has been resolved: seg6: fix parameter passing when calling NF_HOOK() in End.DX4 and End.DX6 behaviors input_action_end_dx4() and input_action_end_dx6() are called NF_HOOK() forPREROUTING hook, in PREROUTING hook, we should passing a valid indev,and ...

CVE-2024-42136

In the Linux kernel, the following vulnerability has been resolved: cdrom: rearrange last_media_change check to avoid unintentional overflow When running syzkaller with the newly reintroduced signed integer wrapsanitizer we encounter this splat: [ 366.015950] UBSAN: signed-integer-overflow in ../dr...

CVE-2024-43867

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: prime: fix refcount underflow Calling nouveau_bo_ref() on a nouveau_bo without initializing it (andhence the backing ttm_bo) leads to a refcount underflow. Instead of calling nouveau_bo_ref() in the unwind path ofdrm_g...

CVE-2024-46705

In the Linux kernel, the following vulnerability has been resolved: drm/xe: reset mmio mappings with devm Set our various mmio mappings to NULL. This should make it easier tocatch something rogue trying to mess with mmio after device removal. Forexample, we might unmap everything and then start hit...

CVE-2024-46715

In the Linux kernel, the following vulnerability has been resolved: driver: iio: add missing checks on iio_info's callback access Some callbacks from iio_info structure are accessed without any check, soif a driver doesn't implement them trying to access the correspondingsysfs entries produce a ker...

CVE-2024-46780

In the Linux kernel, the following vulnerability has been resolved: nilfs2: protect references to superblock parameters exposed in sysfs The superblock buffers of nilfs2 can not only be overwritten at runtimefor modifications/repairs, but they are also regularly swapped, replacedduring resizing, an...

CVE-2024-46806

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix the warning division or modulo by zero Checks the partition mode and returns an error for an invalid mode.

CVE-2024-46815

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[] [WHY & HOW]num_valid_sets needs to be checked to avoid a negative index whenaccessing reader_wm_sets[num_valid_sets - 1]. This fixes an OVERRUN issue reported ...

CVE-2024-47744

In the Linux kernel, the following vulnerability has been resolved: KVM: Use dedicated mutex to protect kvm_usage_count to avoid deadlock Use a dedicated mutex to guard kvm_usage_count to fix a potential deadlockon x86 due to a chain of locks and SRCU synchronizations. Translating thebelow lockdep ...

CVE-2024-49877

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate When doing cleanup, if flags without OCFS2_BH_READAHEAD, it may triggerNULL pointer dereference in the following ocfs2_set_buffer_uptodate() ifbh is NULL.

CVE-2024-49904

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: add list empty check to avoid null pointer issue Add list empty check to avoid null pointer issues in some corner cases. list_for_each_entry_safe()

CVE-2024-49920

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before multiple uses [WHAT & HOW]Poniters, such as stream_enc and dc->bw_vbios, are null checked previouslyin the same function, so Coverity warns "implies that stream_enc anddc->bw_vbios ...

CVE-2024-49963

In the Linux kernel, the following vulnerability has been resolved: mailbox: bcm2835: Fix timeout during suspend mode During noirq suspend phase the Raspberry Pi power driver suffer offirmware property timeouts. The reason is that the IRQ of the underlyingBCM2835 mailbox is disabled and rpi_firmwar...

CVE-2024-49971

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Increase array size of dummy_boolean [WHY]dml2_core_shared_mode_support and dml_core_mode_support access the thirdelement of dummy_boolean, i.e. hw_debug5 = &s->dummy_boolean[2], whendummy_boolean has size of 2....

CVE-2024-50056

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uvc: Fix ERR_PTR dereference in uvc_v4l2.c Fix potential dereferencing of ERR_PTR() in find_format_by_pix()and uvc_v4l2_enum_format(). Fix the following smatch errors: drivers/usb/gadget/function/uvc_v4l2.c:124 find_fo...

CVE-2024-50124

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix UAF on iso_sock_timeout conn->sk maybe have been unlinked/freed while waiting for iso_conn_lockso this checks if the conn->sk is still valid by checking if it part ofiso_sk_list.

CVE-2024-53170

In the Linux kernel, the following vulnerability has been resolved: block: fix uaf for flush rq while iterating tags blk_mq_clear_flush_rq_mapping() is not called during scsi probe, bychecking blk_queue_init_done(). However, QUEUE_FLAG_INIT_DONE is clearedin del_gendisk by commit aec89dc5d421 ("blo...

CVE-2024-56564

In the Linux kernel, the following vulnerability has been resolved: ceph: pass cred pointer to ceph_mds_auth_match() This eliminates a redundant get_current_cred() call, becauseceph_mds_check_access() has already obtained this pointer. As a side effect, this also fixes a reference leak inceph_mds_a...

CVE-2021-47102

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix incorrect structure access In line:upper = info->upper_dev;We access upper_dev field, which is related only for particular events(e.g. event == NETDEV_CHANGEUPPER). So, this line cause invalid memorya...

CVE-2021-47170

In the Linux kernel, the following vulnerability has been resolved: USB: usbfs: Don't WARN about excessively large memory allocations Syzbot found that the kernel generates a WARNing if the user tries tosubmit a bulk transfer through usbfs with a buffer that is way toolarge. This isn't a bug in the...

CVE-2021-47259

In the Linux kernel, the following vulnerability has been resolved: NFS: Fix use-after-free in nfs4_init_client() KASAN reports a use-after-free when attempting to mount two differentexports through two different NICs that belong to the same server. Olga was able to hit this with kernels starting s...

CVE-2021-47342

In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible UAF when remounting r/o a mmp-protected file system After commit 618f003199c6 ("ext4: fix memory leak inext4_fill_super"), after the file system is remounted read-only, thereis a race where the kmmpd thread can e...

CVE-2021-47418

In the Linux kernel, the following vulnerability has been resolved: net_sched: fix NULL deref in fifo_set_limit() syzbot reported another NULL deref in fifo_set_limit() [1] I could repro the issue with : unshare -ntc qd add dev lo root handle 1:0 tbf limit 200000 burst 70000 rate 100Mbittc qd repla...

CVE-2021-47486

In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix potential NULL dereference The bpf_jit_binary_free() function requires a non-NULL argument. Whenthe RISC-V BPF JIT fails to converge in NR_JIT_ITERATIONS steps,jit_data->header will be NULL, which triggers a NULL...

CVE-2021-47517

In the Linux kernel, the following vulnerability has been resolved: ethtool: do not perform operations on net devices being unregistered There is a short period between a net device starts to be unregisteredand when it is actually gone. In that time frame ethtool operationscould still be performed,...

CVE-2022-48651

In the Linux kernel, the following vulnerability has been resolved: ipvlan: Fix out-of-bound bugs caused by unset skb->mac_header If an AF_PACKET socket is used to send packets through ipvlan and thedefault xmit function of the AF_PACKET socket is changed fromdev_queue_xmit() to packet_direct_xm...

CVE-2022-48665

In the Linux kernel, the following vulnerability has been resolved: exfat: fix overflow for large capacity partition Using int type for sector index, there will be overflow in a largecapacity partition. For example, if storage with sector size of 512 bytes and partitioncapacity is larger than 2TB, ...

CVE-2022-48689

In the Linux kernel, the following vulnerability has been resolved: tcp: TX zerocopy should not sense pfmemalloc status We got a recent syzbot report [1] showing a possible misuseof pfmemalloc page status in TCP zerocopy paths. Indeed, for pages coming from user space or other layers,using page_is_...

CVE-2022-48976

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable_offload: fix using __this_cpu_add in preemptible flow_offload_queue_work() can be called in workqueue withoutbh disabled, like the call trace showed in my act_ct testing,calling NF_FLOW_TABLE_STAT_INC() there w...

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 ...