CVE-2025-21960 eth: bnxt: do not update checksum in bnxt_xdp_build_skb()

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: do not update checksum in bnxtxdpbuildskb The bnxtrxpkt updates ipsummed value at the end if checksum offload is enabled. When the XDP-MB program is attached and it returns XDPPASS, the bnxtxdpbuildskb is called to...

CVE-2025-21959 netfilter: nf_conncount: Fully initialize struct nf_conncount_tuple in insert_tree()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: Fully initialize struct nfconncounttuple in inserttree Since commit b36e4523d4d5 "netfilter: nfconncount: fix garbage collection confirm race", cpu and jiffies32 were introduced to the struct...

CVE-2025-21958

CVE-2025-21958 affects the Linux kernel with an OVS/conntrack interaction. The issue arises from reverting a prior change to per-action label counting in conntrack, causing ovs_ct_set_labels() to be called only for confirmed conntrack entries. If a conntrack entry lacks the labels_ext extension, ...

CVE-2025-21957

The CVE refers to a Linux kernel issue affecting the SCSI qla1280 driver. When the driver is compiled with DEBUG_QLA1280 and ql_debug_level > 2, a null dereference can cause an oops. The root cause is incorrect handling of debug printing, where sg_next(s) was used instead of sg_dma_len(s). The...

CVE-2025-21957 scsi: qla1280: Fix kernel oops when debug level > 2

In the Linux kernel, the following vulnerability has been resolved: scsi: qla1280: Fix kernel oops when debug level 2 A null dereference or oops exception will eventually occur when qla1280.c driver is compiled with DEBUGQLA1280 enabled and qldebuglevel 2. I think its clear from the code that the...

CVE-2025-21954 netmem: prevent TX of unreadable skbs

In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently on stable trees we have support for netmem/devmem RX but not TX. It is not safe to forward/redirect an RX unreadable netmem packet into the device's TX path, as the device may call...

CVE-2025-21950 drivers: virt: acrn: hsm: Use kzalloc to avoid info leak in pmcmd_ioctl

In the Linux kernel, the following vulnerability has been resolved: drivers: virt: acrn: hsm: Use kzalloc to avoid info leak in pmcmdioctl In the "pmcmdioctl" function, three memory objects allocated by kmalloc are initialized by "hcallgetcpustate", which are then copied to user space. The...

CVE-2025-21949 LoongArch: Set hugetlb mmap base address aligned with pmd size

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Set hugetlb mmap base address aligned with pmd size With ltp test case "testcases/bin/hugefork02", there is a dmesg error report message such as: kernel BUG at mm/hugetlb.c:5550! Oops - BUG1: CPU: 0 UID: 0 PID: 1517...

CVE-2025-21947

The CVE-2025-21947 issue affects the Linux kernel ksmbd subsystem and is resolved by a fix for a race condition that can cause type confusion in IPC message handling. Root cause: req->handle is allocated via ksmbd_acquire_id(&ipc_ida) (ida_alloc) and can be reused for ksmbd_ipc_login_request a...

CVE-2025-21947 ksmbd: fix type confusion via race condition when using ipc_msg_send_request

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix type confusion via race condition when using ipcmsgsendrequest req-handle is allocated using ksmbdacquireid&ipcida, based on idaalloc. req-handle from ksmbdipcloginrequest and FSCTLPIPETRANSCEIVE ioctl can be same and ...

CVE-2025-21945 ksmbd: fix use-after-free in smb2_lock

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in smb2lock If smblock-zerolen has value, -llist of smblock is not delete and flock is old one. It will cause use-after-free on error handling routine...

CVE-2025-21943 gpio: aggregator: protect driver attr handlers against module unload

In the Linux kernel, the following vulnerability has been resolved: gpio: aggregator: protect driver attr handlers against module unload Both newdevicestore and deletedevicestore touch module global resources e.g. gpioaggregatorlock. To prevent race conditions with module unload, a reference need...

CVE-2025-21941 drm/amd/display: Fix null check for pipe_ctx->plane_state in resource_build_scaling_params

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix null check for pipectx-planestate in resourcebuildscalingparams Null pointer dereference issue could occur when pipectx-planestate is null. The fix adds a check to ensure 'pipectx-planestate' is not null befo...

CVE-2025-21939

CVE-2025-21939 affects the Linux kernel DRM: XEHmm code path. The root cause is dereference of struct page pointers obtained from hmm_range_fault() without holding the notifier lock (and with an invalid/unstable seqno), risking access to pages not owned by the kernel during sg-table construction....

CVE-2025-21937 Bluetooth: Add check for mgmt_alloc_skb() in mgmt_remote_name()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Add check for mgmtallocskb in mgmtremotename Add check for the return value of mgmtallocskb in mgmtremotename to prevent null pointer dereference...

CVE-2025-21937

CVE-2025-21937 (Linux kernel) : The vulnerability concerns a NULL dereference in Bluetooth mgmt_remote_name() from an unchecked mgmt_alloc_skb() return value. The fix adds a check for mgmt_alloc_skb() and validates its return value in mgmt_remote_name(), mitigating the issue. Connected advisories...

CVE-2025-21933

CVE-2025-21933: In the Linux kernel (ARM), a NULL pointer dereference can occur in pgtable when update_mmu_cache_range() is invoked with a NULL vmf, causing a NULL dereference in adjust_pte(). The issue is triggered by how PTE locks are acquired; the fix changes the lock decision to be based on w...

CVE-2025-21934

CVE-2025-21934 : In the Linux kernel, the rapidio Rio driver had an API misusage where rio_add_net() could pathologically free resources when device_register() failed. The patch fixes this by using put_device() instead of kfree() and by nulling mport->net to avoid a use-after-free. Impact is l...

CVE-2025-21934 rapidio: fix an API misues when rio_add_net() fails

In the Linux kernel, the following vulnerability has been resolved: rapidio: fix an API misues when rioaddnet fails rioaddnet calls deviceregister and fails when deviceregister fails. Thus, putdevice should be used rather than kfree. Add "mport-net = NULL;" to avoid a use after free issue...

CVE-2025-21931

CVE-2025-21931 affects the Linux kernel memory hotplug path (hwpoison) and was fixed by ensuring folio lock is held before unmapping hwpoisoned folio. The fix adds the folio lock around unmap calls in do_migrate_range/try_to_unmap to prevent the kernel BUG triggered when folio is not locked. The ...