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-2025-21862

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: /-1, .owner_cpu: 0CPU: 1 PID: 7995 Comm:...

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-2025-21858

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-2022-49753

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fix double increment of client_count in dma_chan_get() The first time dma_chan_get() is called for a channel the channelclient_count is incorrectly incremented twice for public channels,first in balance_ref_count(), and ...

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-2025-21865

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-2025-21846

In the Linux kernel, the following vulnerability has been resolved: acct: perform last write from workqueue In [1] it was reported that the acct(2) system call can be used totrigger NULL deref in cases where it is set to write to a file thattriggers an internal lookup. This can e.g., happen when po...

CVE-2024-58083

In the Linux kernel, the following vulnerability has been resolved: KVM: Explicitly verify target vCPU is online in kvm_get_vcpu() Explicitly verify the target vCPU is fully online prior to clamping theindex in kvm_get_vcpu(). If the index is "bad", the nospec clamping willgenerate '0', i.e. KVM wi...

CVE-2023-53033

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits If the offset + length goes over the ethernet + vlan header, then thelength is adjusted to copy the bytes that are within the boundaries ofthe vlan_ethhdr...

CVE-2024-58069

In the Linux kernel, the following vulnerability has been resolved: rtc: pcf85063: fix potential OOB write in PCF85063 NVMEM read The nvmem interface supports variable buffer sizes, while the regmapinterface operates with fixed-size storage. If an nvmem client uses abuffer size less than 4 bytes, r...

CVE-2025-21864

In the Linux kernel, the following vulnerability has been resolved: tcp: drop secpath at the same time as we currently drop dst Xiumei reported hitting the WARN in xfrm6_tunnel_net_exit whilerunning tests that boil down to: create a pair of netns run a basic TCP test over ipcomp6 delete the pair of...

CVE-2024-58055

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_tcm: Don't free command immediately Don't prematurely free the command. Wait for the status completion ofthe sense status. It can be freed then. Otherwise we will double-freethe command.

CVE-2022-49746

In the Linux kernel, the following vulnerability has been resolved: dmaengine: imx-sdma: Fix a possible memory leak in sdma_transfer_init If the function sdma_load_context() fails, the sdma_desc will befreed, but the allocated desc->bd is forgot to be freed. We already met the sdma_load_context(...

CVE-2025-21848

In the Linux kernel, the following vulnerability has been resolved: nfp: bpf: Add check for nfp_app_ctrl_msg_alloc() Add check for the return value of nfp_app_ctrl_msg_alloc() innfp_bpf_cmsg_alloc() to prevent null pointer dereference.

CVE-2022-49748

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: fix potential integer overflow on shift of a int The left shift of int 32 bit integer constant 1 is evaluated using 32 bitarithmetic and then passed as a 64 bit function argument. In the case wherei is 32 or more this...

CVE-2022-49750

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Add u64 casts to avoid overflowing The fields of the _CPC object are unsigned 32-bits values.To avoid overflows while using _CPC's values, add 'u64' casts.

CVE-2023-52973

In the Linux kernel, the following vulnerability has been resolved: vc_screen: move load of struct vc_data pointer in vcs_read() to avoid UAF After a call to console_unlock() in vcs_read() the vc_data struct can befreed by vc_deallocate(). Because of that, the struct vc_data pointerload must be don...

CVE-2023-53013

In the Linux kernel, the following vulnerability has been resolved: ptdma: pt_core_execute_cmd() should use spinlock The interrupt handler (pt_core_irq_handler()) of the ptdmadriver can be called from interrupt context. The code flowin this function can lead down to pt_core_execute_cmd() whichwill ...

CVE-2024-58071

In the Linux kernel, the following vulnerability has been resolved: team: prevent adding a device which is already a team device lower Prevent adding a device which is already a team device lower,e.g. adding veth0 if vlan1 was already added and veth0 is a lower ofvlan1. This is not useful in practi...

CVE-2024-58072

In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: remove unused check_buddy_priv Commit 2461c7d60f9f ("rtlwifi: Update header file") introduced a globallist of private data structures. Later on, commit 26634c4b1868 ("rtlwifi Modify existing bits to matchvendor versi...

CVE-2025-21867

In the Linux kernel, the following vulnerability has been resolved: bpf, test_run: Fix use-after-free issue in eth_skb_pkt_type() KMSAN reported a use-after-free issue in eth_skb_pkt_type()[1]. Thecause of the issue was that eth_skb_pkt_type() accessed skb's datathat didn't contain an Ethernet head...

CVE-2024-58063

In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: fix memory leaks and invalid access at probe error path Deinitialize at reverse order when probe fails. When init_sw_vars fails, rtl_deinit_core should not be called, speciallynow that it destroys the rtl_wq workqueu...

CVE-2025-21887

In the Linux kernel, the following vulnerability has been resolved: ovl: fix UAF in ovl_dentry_update_reval by moving dput() in ovl_link_up The issue was caused by dput(upper) being called beforeovl_dentry_update_reval(), while upper->d_flags was stillaccessed in ovl_dentry_remote(). Move dput(u...

CVE-2023-53002

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix a memory leak with reused mmap_offset drm_vma_node_allow() and drm_vma_node_revoke() should be called inbalanced pairs. We call drm_vma_node_allow() once per-file everytime auser calls mmap_offset, but only call drm_v...

CVE-2023-53021

In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_taprio: fix possible use-after-free syzbot reported a nasty crash [1] in net_tx_action() whichmade little sense until we got a repro. This repro installs a taprio qdisc, but providing aninvalid TCA_RATE attribute. qd...

CVE-2024-58052

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix potential NULL pointer dereference in atomctrl_get_smc_sclk_range_table The function atomctrl_get_smc_sclk_range_table() does not check the returnvalue of smu_atom_get_data_table(). If smu_atom_get_data_table() fail...

CVE-2024-58058

In the Linux kernel, the following vulnerability has been resolved: ubifs: skip dumping tnc tree when zroot is null Clearing slab cache will free all znode in memory and makec->zroot.znode = NULL, then dumping tnc tree will accessc->zroot.znode which cause null pointer dereference.

CVE-2025-21835

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_midi: fix MIDI Streaming descriptor lengths While the MIDI jacks are configured correctly, and the MIDIStreamingendpoint descriptors are filled with the correct information,bNumEmbMIDIJack and bLength are set incorre...

CVE-2025-21871

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix supplicant wait loop OP-TEE supplicant is a user-space daemon and it's possible for itbe hung or crashed or killed in the middle of processing an OP-TEERPC call. It becomes more complicated when there is incorrect s...

CVE-2023-53026

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix ib block iterator counter overflow When registering a new DMA MR after selecting the best aligned page sizefor it, we iterate over the given sglist to split each entry to smaller,aligned to the selected page size, DM...

CVE-2024-58085

In the Linux kernel, the following vulnerability has been resolved: tomoyo: don't emit warning in tomoyo_write_control() syzbot is reporting too large allocation warning at tomoyo_write_control(),for one can write a very very long line without new line character. To fixthis warning, I use __GFP_NOW...

CVE-2023-53028

In the Linux kernel, the following vulnerability has been resolved: Revert "wifi: mac80211: fix memory leak in ieee80211_if_add()" This reverts commit 13e5afd3d773c6fc6ca2b89027befaaaa1ea7293. ieee80211_if_free() is already called from free_netdev(ndev)because ndev->priv_destructor == ieee80211_...

CVE-2024-58051

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: Add check devm_kasprintf() returned value devm_kasprintf() can return a NULL pointer on failure but thisreturned value is not checked.

CVE-2025-21852

In the Linux kernel, the following vulnerability has been resolved: net: Add rx_skb of kfree_skb to raw_tp_null_args[]. Yan Zhai reported a BPF prog could trigger a null-ptr-deref [0]in trace_kfree_skb if the prog does not check if rx_sk is NULL. Commit c53795d48ee8 ("net: add rx_sk to trace_kfree_...

CVE-2023-53024

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix pointer-leak due to insufficient speculative store bypass mitigation To mitigate Spectre v4, 2039f26f3aca ("bpf: Fix leakage due toinsufficient speculative store bypass mitigation") inserts lfenceinstructions after 1) init...

CVE-2024-58087

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix racy issue from session lookup and expire Increment the session reference count within the lock for lookup to avoidracy issue with session expire.

CVE-2025-21844

In the Linux kernel, the following vulnerability has been resolved: smb: client: Add check for next_buffer in receive_encrypted_standard() Add check for the return value of cifs_buf_get() and cifs_small_buf_get()in receive_encrypted_standard() to prevent null pointer dereference.

CVE-2025-21891

In the Linux kernel, the following vulnerability has been resolved: ipvlan: ensure network headers are in skb linear part syzbot found that ipvlan_process_v6_outbound() was assumingthe IPv6 network header isis present in skb->head [1] Add the needed pskb_network_may_pull() calls for bothIPv4 and...

CVE-2023-52927

In the Linux kernel, the following vulnerability has been resolved: netfilter: allow exp not to be removed in nf_ct_find_expectation Currently nf_conntrack_in() calling nf_ct_find_expectation() willremove the exp from the hash table. However, in some scenario, weexpect the exp not to be removed whe...

CVE-2023-52935

In the Linux kernel, the following vulnerability has been resolved: mm/khugepaged: fix ->anon_vma race If an ->anon_vma is attached to the VMA, collapse_and_free_pmd() requiresit to be locked. Page table traversal is allowed under any one of the mmap lock, theanon_vma lock (if the VMA is asso...

CVE-2024-58090

In the Linux kernel, the following vulnerability has been resolved: sched/core: Prevent rescheduling when interrupts are disabled David reported a warning observed while loop testing kexec jump: Interrupts enabled after irqrouter_resume+0x0/0x50WARNING: CPU: 0 PID: 560 at drivers/base/syscore.c:103...

CVE-2022-49759

In the Linux kernel, the following vulnerability has been resolved: VMCI: Use threaded irqs instead of tasklets The vmci_dispatch_dgs() tasklet function calls vmci_read_data()which uses wait_event() resulting in invalid sleep in an atomiccontext (and therefore potentially in a deadlock). Use thread...

CVE-2023-52988

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/via: Avoid potential array out-of-bound in add_secret_dac_path() snd_hda_get_connections() can return a negative error code.It may lead to accessing 'conn' array at a negative index. Found by Linux Verification Center (li...

CVE-2023-53020

In the Linux kernel, the following vulnerability has been resolved: l2tp: close all race conditions in l2tp_tunnel_register() The code in l2tp_tunnel_register() is racy in several ways: It modifies the tunnel socket after publishing it. It calls setup_udp_tunnel_sock() on an existing socket without...

CVE-2023-53015

In the Linux kernel, the following vulnerability has been resolved: HID: betop: check shape of output reports betopff_init() only checks the total sum of the report counts for eachreport field to be at least 4, but hid_betopff_play() expects 4 reportfields.A device advertising an output report with...

CVE-2025-21830

In the Linux kernel, the following vulnerability has been resolved: landlock: Handle weird files A corrupted filesystem (e.g. bcachefs) might return weird files.Instead of throwing a warning and allowing access to such file, treatthem as regular files.

CVE-2023-52993

In the Linux kernel, the following vulnerability has been resolved: x86/i8259: Mark legacy PIC interrupts with IRQ_LEVEL Baoquan reported that after triggering a crash the subsequent crash-kernelfails to boot about half of the time. It triggers a NULL pointerdereference in the periodic tick code. T...

CVE-2025-21826

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: reject mismatching sum of field_len with set key length The field length description provides the length of each separated keyfield in the concatenation, each field gets rounded up to 32-bits tocalculate the p...

CVE-2025-21853

In the Linux kernel, the following vulnerability has been resolved: bpf: avoid holding freeze_mutex during mmap operation We use map->freeze_mutex to prevent races between map_freeze() andmemory mapping BPF map contents with writable permissions. The way wenaively do this means we'll hold freeze...