CVE-2025-21654

In the Linux kernel, the following vulnerability has been resolved: ovl: support encoding fid from inode with no alias Dmitry Safonov reported that a WARN_ON() assertion can be trigered byuserspace when calling inotify_show_fdinfo() for an overlayfs watchedinode, whose dentry aliases were discarded...

CVE-2024-53680

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix UB due to uninitialized stack access in ip_vs_protocol_init() Under certain kernel configurations when building with Clang/LLVM, thecompiler does not generate a return or jump as the terminatorinstruction for ip_vs_protoc...

CVE-2024-57884

In the Linux kernel, the following vulnerability has been resolved: mm: vmscan: account for free pages to prevent infinite Loop in throttle_direct_reclaim() The task sometimes continues looping in throttle_direct_reclaim() becauseallow_direct_reclaim(pgdat) keeps returning false. #0 [ffff80002cb6f8...

CVE-2024-47794

In the Linux kernel, the following vulnerability has been resolved: bpf: Prevent tailcall infinite loop caused by freplace There is a potential infinite loop issue that can occur when using acombination of tail calls and freplace. In an upcoming selftest, the attach target for entry_freplace oftail...

CVE-2025-37899

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in session logoff The sess->user object can currently be in use by another thread, forexample if another connection has sent a session setup request tobind to the session being free'd. The handler for t...

CVE-2021-4453

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fix a potential gpu_metrics_table memory leak Memory is allocated for gpu_metrics_table in renoir_init_smc_tables(),but not freed in int smu_v12_0_fini_smc_tables(). Free it!

CVE-2022-49731

In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: fix NULL pointer deref in ata_host_alloc_pinfo() In an unlikely (and probably wrong?) case that the 'ppi' parameter ofata_host_alloc_pinfo() points to an array starting with a NULL pointer,there's going to be a ke...

CVE-2024-56780

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 currently don't always flush the quota_release_...

CVE-2024-56787

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 isproduced because on i.MX8M Plus hardware because the soc-imx8m.c drivercalls of_clk_get_by_name() which ret...

CVE-2024-56783

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_socket: remove WARN_ON_ONCE on maximum cgroup level cgroup maximum depth is INT_MAX by default, there is a cgroup toggle torestrict this maximum depth to a more reasonable value not to harmperformance. Remove unneces...

CVE-2024-56781

In the Linux kernel, the following vulnerability has been resolved: powerpc/prom_init: Fixup missing powermac #size-cells On some powermacs escc nodes are missing #size-cells properties,which is deprecated and now triggers a warning at boot since commit045b14ca5c36 ("of: WARN on deprecated #address...

CVE-2024-56785

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@1a000000: '#interrupt-cells' found, but node is...

CVE-2022-49931

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Correctly move list in sc_disable() Commit 13bac861952a ("IB/hfi1: Fix abba locking issue with sc_disable()")incorrectly tries to move a list from one list head to another. Theresult is a kernel crash. The crash is trigger...

CVE-2025-21700

In the Linux kernel, the following vulnerability has been resolved: net: sched: Disallow replacing of child qdisc from one parent to another Lion Ackermann was able to create a UAF which can be abused for privilegeescalation with the following script Step 1. create root qdisctc qdisc add dev lo roo...

CVE-2024-56782

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, dereferencingit unconditional. Add a check for adev being NULL before calling acpi_dev_hid_match(). At the...

CVE-2025-21756

In the Linux kernel, the following vulnerability has been resolved: vsock: Keep the binding until socket destruction Preserve sockets bindings; this includes both resulting from an explicitbind() and those implicitly bound through autobind during connect(). Prevents socket unbinding during a transp...

CVE-2025-21638

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: auth_enable: 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: Inconsistency: getting info from the read...

CVE-2025-21684

In the Linux kernel, the following vulnerability has been resolved: gpio: xilinx: Convert gpio_lock to raw spinlock irq_chip functions may be called in raw spinlock context. Therefore, wemust also use a raw spinlock for our own internal locking. This fixes the following lockdep splat: [ 5.349336] =...

CVE-2024-56779

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfs4_openowner leak when concurrent nfsd4_open occur The action force umount(umount -f) will attempt to kill all rpc_task evenumount operation may ultimately fail if some files remain open.Consequently, if an action attem...

CVE-2025-21669

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: discard packets if the transport changes If the socket has been de-assigned or assigned to another transport,we must discard any packets received because they are not expectedand would cause issues when we access vsk-...

CVE-2025-21631

In the Linux kernel, the following vulnerability has been resolved: block, bfq: fix waker_bfqq UAF after bfq_split_bfqq() Our syzkaller report a following UAF for v6.6: BUG: KASAN: slab-use-after-free in bfq_init_rq+0x175d/0x17a0 block/bfq-iosched.c:6958Read of size 8 at addr ffff8881b57147d8 by ta...

CVE-2025-21683

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpf_sk_select_reuseport() memory leak As pointed out in the original comment, lookup in sockmap can return a TCPESTABLISHED socket. Such TCP socket may have had SO_ATTACH_REUSEPORT_EBPFset before it was ESTABLISHED. In oth...

CVE-2025-21877

In the Linux kernel, the following vulnerability has been resolved: usbnet: gl620a: fix endpoint checking in genelink_bind() Syzbot reports [1] a warning in usb_submit_urb() triggered byinconsistencies between expected and actually present endpointsin gl620a driver. Since genelink_bind() does not p...

CVE-2025-21675

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Clear port select structure when fail to create Clear the port select structure on error so no stale values left afterdefiners are destroyed. That's because the mlx5_lag_destroy_definers()always try to destroy all lag def...

CVE-2025-21971

In the Linux kernel, the following vulnerability has been resolved: net_sched: Prevent creation of classes with TC_H_ROOT The function qdisc_tree_reduce_backlog() uses TC_H_ROOT as a terminationcondition when traversing up the qdisc tree to update parent backlogcounters. However, if a class is crea...

CVE-2024-56769

In the Linux kernel, the following vulnerability has been resolved: media: dvb-frontends: dib3000mb: fix uninit-value in dib3000_write_reg Syzbot reports [1] an uninitialized value issue found by KMSAN indib3000_read_reg(). Local u8 rb[2] is used in i2c_transfer() as a read buffer; in casethat call...

CVE-2024-56767

In the Linux kernel, the following vulnerability has been resolved: dmaengine: at_xdmac: avoid null_prt_deref in at_xdmac_prep_dma_memset The at_xdmac_memset_create_desc may return NULL, which will lead to anull pointer dereference. For example, the len input is error, or theatchan->free_descs_l...

CVE-2024-56763

In the Linux kernel, the following vulnerability has been resolved: tracing: Prevent bad count for tracing_cpumask_write If a large count is provided, it will trigger a warning in bitmap_parse_user.Also check zero for it.

CVE-2024-56776

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 bechecked. To avoid use of error pointer 'crtc_state' in caseof the failure.

CVE-2024-56760

In the Linux kernel, the following vulnerability has been resolved: PCI/MSI: Handle lack of irqdomain gracefully Alexandre observed a warning emitted from pci_msi_setup_msi_irqs() on aRISCV platform which does not provide PCI/MSI support: WARNING: CPU: 1 PID: 1 at drivers/pci/msi/msi.h:121 pci_msi_...

CVE-2025-21682

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: always recalculate features after XDP clearing, fix null-deref Recalculate features when XDP is detached. Before: ip li set dev eth0 xdp obj xdp_dummy.bpf.o sec xdp ip li set dev eth0 xdp off ethtool -k eth0 | grep gro r...

CVE-2025-21862

In the Linux kernel, the following vulnerability has been resolved: drop_monitor: fix incorrect initialization order Syzkaller reports the following bug: BUG: spinlock bad magic on CPU#1, syz-executor.0/7995lock: 0xffff88805303f3e0, .magic: 00000000, .owner: <none>/-1, .owner_cpu: 0CPU: 1 PID...

CVE-2025-21673

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double free of TCP_Server_Info::hostname When shutting down the server in cifs_put_tcp_session(), cifsd threadmight be reconnecting to multiple DFS targets before it realizes itshould exit the loop, so @server->...

CVE-2024-56757

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: mediatek: add intf release flow when usb disconnect MediaTek claim an special usb intr interface for ISO data transmission.The interface need to be released before unregistering hci device whenusb disconnect. Remo...

CVE-2025-21666

In the Linux kernel, the following vulnerability has been resolved: vsock: prevent null-ptr-deref in vsock_*[has_data|has_space] Recent reports have shown how we sometimes call vsock_*_has_data()when a vsock socket has been de-assigned from a transport (see attachedlinks), but we shouldn't. Previou...

CVE-2025-21866

In the Linux kernel, the following vulnerability has been resolved: powerpc/code-patching: Fix KASAN hit by not flagging text patching area as VM_ALLOC Erhard reported the following KASAN hit while booting his PowerMac G4with a KASAN-enabled kernel 6.13-rc6: BUG: KASAN: vmalloc-out-of-bounds in cop...

CVE-2025-21676

In the Linux kernel, the following vulnerability has been resolved: net: fec: handle page_pool_dev_alloc_pages error The fec_enet_update_cbd function calls page_pool_dev_alloc_pages but didnot handle the case when it returned NULL. There was a WARN_ON(!new_page)but it would still proceed to use the...

CVE-2025-21689

In the Linux kernel, the following vulnerability has been resolved: USB: serial: quatech2: fix null-ptr-deref in qt2_process_read_urb() This patch addresses a null-ptr-deref in qt2_process_read_urb() due toan incorrect bounds check in the following: if (newport > serial->num_ports) { dev_err(...

CVE-2024-57940

In the Linux kernel, the following vulnerability has been resolved: exfat: fix the infinite loop in exfat_readdir() If the file system is corrupted so that a cluster is linked toitself in the cluster chain, and there is an unused directoryentry in the cluster, 'dentry' will not be incremented, caus...

CVE-2025-21858

In the Linux kernel, the following vulnerability has been resolved: geneve: Fix use-after-free in geneve_find_dev(). syzkaller reported a use-after-free in geneve_find_dev() [0]without repro. geneve_configure() links struct geneve_dev.next tonet_generic(net, geneve_net_id)->geneve_list. The net ...

CVE-2024-56758

In the Linux kernel, the following vulnerability has been resolved: btrfs: check folio mapping after unlock in relocate_one_folio() When we call btrfs_read_folio() to bring a folio uptodate, we unlock thefolio. The result of that is that a different thread can modify themapping (like remove it with...

CVE-2024-56759

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free when COWing tree bock and tracing is enabled When a COWing a tree block, at btrfs_cow_block(), and we have thetracepoint trace_btrfs_cow_block() enabled and preemption is also enabled(CONFIG_PREEMPT=y), we...

CVE-2025-39728

In the Linux kernel, the following vulnerability has been resolved: clk: samsung: Fix UBSAN panic in samsung_clk_init() With UBSAN_ARRAY_BOUNDS=y, I'm hitting the below panic due todereferencing ctx->clk_data.hws before settingctx->clk_data.num = nr_clks. Move that up to fix the crash. UBSAN:...

CVE-2025-21865

In the Linux kernel, the following vulnerability has been resolved: gtp: Suppress list corruption splat in gtp_net_exit_batch_rtnl(). Brad Spengler reported the list_del() corruption splat ingtp_net_exit_batch_rtnl(). [0] Commit eb28fd76c0a0 ("gtp: Destroy device along with udp socket's netnsdisman...

CVE-2025-39755

In the Linux kernel, the following vulnerability has been resolved: staging: gpib: Fix cb7210 pcmcia Oops The pcmcia_driver struct was still only using the old .nameinitialization in the drv field. This led to a NULL pointerderef Oops in strcmp called from pcmcia_register_driver. Initialize the pcm...

CVE-2024-56761

In the Linux kernel, the following vulnerability has been resolved: x86/fred: Clear WFE in missing-ENDBRANCH #CPs An indirect branch instruction sets the CPU indirect branch tracker(IBT) into WAIT_FOR_ENDBRANCH (WFE) state and WFE stays assertedacross the instruction boundary. When the decoder find...

CVE-2025-21639

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: Inconsistency: getting info from the read...

CVE-2025-21703

In the Linux kernel, the following vulnerability has been resolved: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() qdisc_tree_reduce_backlog() notifies parent qdisc only if childqdisc becomes empty, therefore we need to reduce the backlog of thechild qdisc before calling it. Otherw...

CVE-2025-21859

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: f_midi: f_midi_complete to call queue_work When using USB MIDI, a lock is attempted to be acquired twice through are-entrant call to f_midi_transmit, causing a deadlock. Fix it by using queue_work() to schedule the inn...

CVE-2025-21640

In the Linux kernel, the following vulnerability has been resolved: sctp: sysctl: cookie_hmac_alg: 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: Inconsistency: getting info from the ...