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Critical DLA-4271-1 71 CVEs

linux-6.1 - security update

Published Aug 13, 2025 · Updated Mar 9, 2026

Fixed packages 1

ReleasePackageFixed in
Debian · 11 linux-6.1 6.1.140-1~deb11u1

Vulnerabilities 71

  • Critical 9.8

    bnxt_en: Fix receive ring space parameters when XDP is active

    In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix receive ring space parameters when XDP is active The MTU setting at the time an XDP multi-buffer is attached determines whether the aggregation ring will be used and the rx_skb_f…

  • Critical 9.8
    CVE-2025-37924 EPSS 25%

    ksmbd: fix use-after-free in kerberos authentication

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in kerberos authentication Setting sess->user = NULL was introduced to fix the dangling pointer created by ksmbd_free_user. However, it is possible another thread co…

  • Critical 9.4

    bpf: Scrub packet on bpf_redirect_peer

    In the Linux kernel, the following vulnerability has been resolved: bpf: Scrub packet on bpf_redirect_peer When bpf_redirect_peer is used to redirect packets to a device in another network namespace, the skb isn't scrubbed. That can lead skb information from …

  • High 8.8
    CVE-2025-37947 Public exploit

    ksmbd: prevent out-of-bounds stream writes by validating *pos

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent out-of-bounds stream writes by validating *pos ksmbd_vfs_stream_write() did not validate whether the write offset (*pos) was within the bounds of the existing stream data lengt…

  • High 8.7

    perf/x86/intel: KVM: Mask PEBS_ENABLE loaded for guest with vCPU's value.

    In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: KVM: Mask PEBS_ENABLE loaded for guest with vCPU's value. When generating the MSR_IA32_PEBS_ENABLE value that will be loaded on VM-Entry to a KVM guest, mask the value with th…

  • High 7.8

    spi: cadence-qspi: fix pointer reference in runtime PM hooks

    In the Linux kernel, the following vulnerability has been resolved: Both cadence-quadspi ->runtime_suspend() and ->runtime_resume() implementations start with: struct cqspi_st *cqspi = dev_get_drvdata(dev); struct spi_controller *host = dev_get_drvdata(dev); …

  • High 7.8

    bpf, arm64: Fix trampoline for BPF_TRAMP_F_CALL_ORIG

    In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix trampoline for BPF_TRAMP_F_CALL_ORIG When BPF_TRAMP_F_CALL_ORIG is set, the trampoline calls __bpf_tramp_enter() and __bpf_tramp_exit() functions, passing them the struct bpf_…

  • High 7.8

    btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info()

    In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info() Instead of doing a BUG_ON() handle the error by returning -EUCLEAN, aborting the transaction and logging an error me…

  • High 7.8

    riscv: mm: Fix the out of bound issue of vmemmap address

    In the Linux kernel, the following vulnerability has been resolved: riscv: mm: Fix the out of bound issue of vmemmap address In sparse vmemmap model, the virtual address of vmemmap is calculated as: ((struct page *)VMEMMAP_START - (phys_ram_base >> PAGE_SHIFT…

  • High 7.8

    sctp: add mutual exclusion in proc_sctp_do_udp_port()

    In the Linux kernel, the following vulnerability has been resolved: sctp: add mutual exclusion in proc_sctp_do_udp_port() We must serialize calls to sctp_udp_sock_stop() and sctp_udp_sock_start() or risk a crash as syzbot reported: Oops: general protection fa…

  • High 7.8

    net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

    In the Linux kernel, the following vulnerability has been resolved: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc As described in Gerrard's report [1], we have a UAF case when an hfsc class has a netem child qdisc. The crux of th…

  • High 7.8

    irqchip/qcom-mpm: Prevent crash when trying to handle non-wake GPIOs

    In the Linux kernel, the following vulnerability has been resolved: irqchip/qcom-mpm: Prevent crash when trying to handle non-wake GPIOs On Qualcomm chipsets not all GPIOs are wakeup capable. Those GPIOs do not have a corresponding MPM pin and should not be h…

  • High 7.8

    drm/amd/display: Fix slab-use-after-free in hdcp

    In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free in hdcp The HDCP code in amdgpu_dm_hdcp.c copies pointers to amdgpu_dm_connector objects without incrementing the kref reference counts. When using a …

  • High 7.8

    bnxt_en: Fix out-of-bound memcpy() during ethtool -w

    In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix out-of-bound memcpy() during ethtool -w When retrieving the FW coredump using ethtool, it can sometimes cause memory corruption: BUG: KFENCE: memory corruption in __bnxt_get_core…

  • High 7.8

    net_sched: qfq: Fix double list add in class with netem as child qdisc

    In the Linux kernel, the following vulnerability has been resolved: net_sched: qfq: Fix double list add in class with netem as child qdisc As described in Gerrard's report [1], there are use cases where a netem child qdisc will make the parent qdisc's enqueue…

  • High 7.8

    net_sched: ets: Fix double list add in class with netem as child qdisc

    In the Linux kernel, the following vulnerability has been resolved: net_sched: ets: Fix double list add in class with netem as child qdisc As described in Gerrard's report [1], there are use cases where a netem child qdisc will make the parent qdisc's enqueue…

  • High 7.8

    net_sched: drr: Fix double list add in class with netem as child qdisc

    In the Linux kernel, the following vulnerability has been resolved: net_sched: drr: Fix double list add in class with netem as child qdisc As described in Gerrard's report [1], there are use cases where a netem child qdisc will make the parent qdisc's enqueue…

  • High 7.8

    vxlan: vnifilter: Fix unlocked deletion of default FDB entry

    In the Linux kernel, the following vulnerability has been resolved: vxlan: vnifilter: Fix unlocked deletion of default FDB entry When a VNI is deleted from a VXLAN device in 'vnifilter' mode, the FDB entry associated with the default remote (assuming one was …

  • High 7.8

    tracing: Fix oob write in trace_seq_to_buffer()

    In the Linux kernel, the following vulnerability has been resolved: tracing: Fix oob write in trace_seq_to_buffer() syzbot reported this bug: ================================================================== BUG: KASAN: slab-out-of-bounds in trace_seq_to_buf…

  • High 7.8

    xenbus: Use kref to track req lifetime

    In the Linux kernel, the following vulnerability has been resolved: xenbus: Use kref to track req lifetime Marek reported seeing a NULL pointer fault in the xenbus_thread callstack: BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: e030:__w…

  • High 7.8

    x86/mm: Eliminate window where TLB flushes may be inadvertently skipped

    In the Linux kernel, the following vulnerability has been resolved: x86/mm: Eliminate window where TLB flushes may be inadvertently skipped tl;dr: There is a window in the mm switching code where the new CR3 is set and the CPU should be getting TLB flushes fo…

  • High 7.8

    netfilter: ipset: fix region locking in hash types

    In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: fix region locking in hash types Region locking introduced in v5.6-rc4 contained three macros to handle the region locks: ahash_bucket_start(), ahash_bucket_end() which gave…

  • High 7.8

    openvswitch: Fix unsafe attribute parsing in output_userspace()

    In the Linux kernel, the following vulnerability has been resolved: openvswitch: Fix unsafe attribute parsing in output_userspace() This patch replaces the manual Netlink attribute iteration in output_userspace() with nla_for_each_nested(), which ensures that…

  • High 7.8

    dmaengine: ti: k3-udma: Add missing locking

    In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma: Add missing locking Recent kernels complain about a missing lock in k3-udma.c when the lock validator is enabled: [ 4.128073] WARNING: CPU: 0 PID: 746 at drivers/dma/t…

  • High 7.8

    RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug

    In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x7d/0xa0 lib/dump_stack.c:120 print_address_descri…

  • High 7.8

    dma-buf: insert memory barrier before updating num_fences

    In the Linux kernel, the following vulnerability has been resolved: dma-buf: insert memory barrier before updating num_fences smp_store_mb() inserts memory barrier after storing operation. It is different with what the comment is originally aiming so Null poi…

  • High 7.8

    sch_hfsc: make hfsc_qlen_notify() idempotent

    In the Linux kernel, the following vulnerability has been resolved: sch_hfsc: make hfsc_qlen_notify() idempotent hfsc_qlen_notify() is not idempotent either and not friendly to its callers, like fq_codel_dequeue(). Let's make it idempotent to ease qdisc_tree_…

  • High 7.5

    net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll

    In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll Use spin_lock_irqsave and spin_unlock_irqrestore instead of spin_lock and spin_unlock in mtk_star_emac driver to avoi…

  • High 7.5

    net/tls: fix kernel panic when alloc_page failed

    In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when alloc_page failed We cannot set frag_list to NULL pointer when alloc_page failed. It will be used in tls_strp_check_queue_ok when the next time tls_strp_read_so…

  • High 7.3

    KVM: x86: Load DR6 with guest value only before entering .vcpu_run() loop

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Load DR6 with guest value only before entering .vcpu_run() loop Move the conditional loading of hardware DR6 with the guest's DR6 value out of the core .vcpu_run() loop to fix a bug…

  • Medium 5.6

    Exposure of Sensitive Information in Shared Microarchitectural Structures during Transient Execution for some Intel(R) …

  • Unscored —

    arm64/sme: Always exit sme_alloc() early with existing storage

    In the Linux kernel, the following vulnerability has been resolved: arm64/sme: Always exit sme_alloc() early with existing storage When sme_alloc() is called with existing storage and we are not flushing we will always allocate new storage, both leaking the e…

  • Unscored —

    mm/vmscan: fix a bug calling wakeup_kswapd() with a wrong zone index

    In the Linux kernel, the following vulnerability has been resolved: mm/vmscan: fix a bug calling wakeup_kswapd() with a wrong zone index With numa balancing on, when a numa system is running where a numa node doesn't have its local memory so it has no managed…

  • Unscored —

    usb: typec: altmodes/displayport: create sysfs nodes as driver's default device attribute group

    In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmodes/displayport: create sysfs nodes as driver's default device attribute group The DisplayPort driver's sysfs nodes may be present to the userspace before typec_altmode_set_d…

  • Unscored —

    ipv6: Fix potential uninit-value access in __ip6_make_skb()

    In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix potential uninit-value access in __ip6_make_skb() As it was done in commit fc1092f51567 ("ipv4: Fix uninit-value access in __ip_make_skb()") for IPv4, check FLOWI_FLAG_KNOWN_NH on f…

  • Unscored —

    ipv4: Fix uninit-value access in __ip_make_skb()

    In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix uninit-value access in __ip_make_skb() KMSAN reported uninit-value access in __ip_make_skb() [1]. __ip_make_skb() tests HDRINCL to know if the skb has icmphdr. However, HDRINCL can …

  • Unscored —

    usb: typec: fix potential array underflow in ucsi_ccg_sync_control()

    In the Linux kernel, the following vulnerability has been resolved: usb: typec: fix potential array underflow in ucsi_ccg_sync_control() The "command" variable can be controlled by the user via debugfs. The worry is that if con_index is zero then "&uc->ucsi->…

  • Unscored —

    platform/x86/amd/pmc: Only disable IRQ1 wakeup where i8042 actually enabled it

    In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/pmc: Only disable IRQ1 wakeup where i8042 actually enabled it Wakeup for IRQ1 should be disabled only in cases where i8042 had actually enabled it, otherwise "wake_depth" for…

  • Unscored —

    hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio

    In the Linux kernel, the following vulnerability has been resolved: hwpoison, memory_hotplug: lock folio before unmap hwpoisoned folio Commit b15c87263a69 ("hwpoison, memory_hotplug: allow hwpoisoned pages to be offlined) add page poison checks in do_migrate_…

  • Unscored —

    irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode()

    In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode() With ACPI in place, gicv2m_get_fwnode() is registered with the pci subsystem as pci_msi_get_fwnode_cb(), which may get invoked a…

  • Unscored —

    wifi: plfxlc: Remove erroneous assert in plfxlc_mac_release

    In the Linux kernel, the following vulnerability has been resolved: wifi: plfxlc: Remove erroneous assert in plfxlc_mac_release plfxlc_mac_release() asserts that mac->lock is held. This assertion is incorrect, because even if it was possible, it would not be …

  • Unscored —

    firmware: arm_scmi: Balance device refcount when destroying devices

    In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Balance device refcount when destroying devices Using device_find_child() to lookup the proper SCMI device to destroy causes an unbalance in device refcount, since device_…

  • Unscored —

    net: lan743x: Fix memleak issue when GSO enabled

    In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Fix memleak issue when GSO enabled Always map the `skb` to the LS descriptor. Previously skb was mapped to EXT descriptor when the number of fragments is zero with GSO enabled. …

  • Unscored —

    ice: Check VF VSI Pointer Value in ice_vc_add_fdir_fltr()

    In the Linux kernel, the following vulnerability has been resolved: ice: Check VF VSI Pointer Value in ice_vc_add_fdir_fltr() As mentioned in the commit baeb705fd6a7 ("ice: always check VF VSI pointer values"), we need to perform a null pointer check on the r…

  • Unscored —

    iommu/amd: Fix potential buffer overflow in parse_ivrs_acpihid

    In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix potential buffer overflow in parse_ivrs_acpihid There is a string parsing logic error which can lead to an overflow of hid or uid buffers. Comparing ACPIID_LEN against a total …

  • Unscored —
    CVE-2025-37928 Public exploit

    dm-bufio: don't schedule in atomic context

    In the Linux kernel, the following vulnerability has been resolved: dm-bufio: don't schedule in atomic context A BUG was reported as below when CONFIG_DEBUG_ATOMIC_SLEEP and try_verify_in_tasklet are enabled. [ 129.444685][ T934] BUG: sleeping function called…

  • Unscored —

    arm64: errata: Add missing sentinels to Spectre-BHB MIDR arrays

    In the Linux kernel, the following vulnerability has been resolved: arm64: errata: Add missing sentinels to Spectre-BHB MIDR arrays Commit a5951389e58d ("arm64: errata: Add newer ARM cores to the spectre_bhb_loop_affected() lists") added some additional CPUs …

  • Unscored —

    drm/nouveau: Fix WARN_ON in nouveau_fence_context_kill()

    In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: Fix WARN_ON in nouveau_fence_context_kill() Nouveau is mostly designed in a way that it's expected that fences only ever get signaled through nouveau_fence_signal(). However, in …

  • Unscored —

    sch_htb: make htb_qlen_notify() idempotent

    In the Linux kernel, the following vulnerability has been resolved: sch_htb: make htb_qlen_notify() idempotent htb_qlen_notify() always deactivates the HTB class and in fact could trigger a warning if it is already deactivated. Therefore, it is not idempotent…

  • Unscored —

    arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs

    In the Linux kernel, the following vulnerability has been resolved: arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs A malicious BPF program may manipulate the branch history to influence what the hardware speculates will happen next. On exit …

  • Unscored —

    drm/v3d: Add job to pending list if the reset was skipped

    In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Add job to pending list if the reset was skipped When a CL/CSD job times out, we check if the GPU has made any progress since the last timeout. If so, instead of resetting the hardwa…

  • Unscored —

    sch_htb: make htb_deactivate() idempotent

    In the Linux kernel, the following vulnerability has been resolved: sch_htb: make htb_deactivate() idempotent Alan reported a NULL pointer dereference in htb_next_rb_node() after we made htb_qlen_notify() idempotent. It turns out in the following case it intr…

  • Unscored —

    ipvs: fix uninit-value for saddr in do_output_route4

    In the Linux kernel, the following vulnerability has been resolved: ipvs: fix uninit-value for saddr in do_output_route4 syzbot reports for uninit-value for the saddr argument [1]. commit 4754957f04f5 ("ipvs: do not use random local source address for tunnels…

  • Unscored —

    ksmbd: fix memory leak in parse_lease_state()

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix memory leak in parse_lease_state() The previous patch that added bounds check for create lease context introduced a memory leak. When the bounds check fails, the function returns N…

  • Unscored —

    arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users

    In the Linux kernel, the following vulnerability has been resolved: arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users Support for eBPF programs loaded by unprivileged users is typically disabled. This means only cBPF programs need to be mit…

  • Unscored —

    usb: typec: ucsi: displayport: Fix deadlock

    In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: displayport: Fix deadlock This patch introduces the ucsi_con_mutex_lock / ucsi_con_mutex_unlock functions to the UCSI driver. ucsi_con_mutex_lock ensures the connector mutex…

  • Unscored —

    iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_tagged_fifo

    In the Linux kernel, the following vulnerability has been resolved: iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_tagged_fifo Prevent st_lsm6dsx_read_tagged_fifo from falling in an infinite loop in case pattern_len is equal to zero and the devi…

  • Unscored —

    iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_fifo

    In the Linux kernel, the following vulnerability has been resolved: iio: imu: st_lsm6dsx: fix possible lockup in st_lsm6dsx_read_fifo Prevent st_lsm6dsx_read_fifo from falling in an infinite loop in case pattern_len is equal to zero and the device FIFO is not…

  • Unscored —

    Input: mtk-pmic-keys - fix possible null pointer dereference

    In the Linux kernel, the following vulnerability has been resolved: Input: mtk-pmic-keys - fix possible null pointer dereference In mtk_pmic_keys_probe, the regs parameter is only set if the button is parsed in the device tree. However, on hardware where the …

  • Unscored —

    wifi: brcm80211: fmac: Add error handling for brcmf_usb_dl_writeimage()

    In the Linux kernel, the following vulnerability has been resolved: wifi: brcm80211: fmac: Add error handling for brcmf_usb_dl_writeimage() The function brcmf_usb_dl_writeimage() calls the function brcmf_usb_dl_cmd() but dose not check its return value. The '…

  • Unscored —

    parisc: Fix double SIGFPE crash

    In the Linux kernel, the following vulnerability has been resolved: parisc: Fix double SIGFPE crash Camm noticed that on parisc a SIGFPE exception will crash an application with a second SIGFPE in the signal handler. Dave analyzed it, and it happens because g…

  • Unscored —

    net_sched: Flush gso_skb list too during ->change()

    In the Linux kernel, the following vulnerability has been resolved: net_sched: Flush gso_skb list too during ->change() Previously, when reducing a qdisc's limit via the ->change() operation, only the main skb queue was trimmed, potentially leaving packets in…

  • Unscored —

    usb: typec: ucsi: displayport: Fix NULL pointer access

    In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: displayport: Fix NULL pointer access This patch ensures that the UCSI driver waits for all pending tasks in the ucsi_displayport_work workqueue to finish executing before pr…

  • Unscored —

    module: ensure that kobject_put() is safe for module type kobjects

    In the Linux kernel, the following vulnerability has been resolved: module: ensure that kobject_put() is safe for module type kobjects In 'lookup_or_create_module_kobject()', an internal kobject is created using 'module_ktype'. So call to 'kobject_put()' on e…

  • Unscored —

    HID: uclogic: Add NULL check in uclogic_input_configured()

    In the Linux kernel, the following vulnerability has been resolved: HID: uclogic: Add NULL check in uclogic_input_configured() devm_kasprintf() returns NULL when memory allocation fails. Currently, uclogic_input_configured() does not check for this case, whic…

  • Unscored —

    wifi: mt76: disable napi on driver removal

    In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: disable napi on driver removal A warning on driver removal started occurring after commit 9dd05df8403b ("net: warn if NAPI instance wasn't shut down"). Disable tx napi before dele…

  • Unscored —

    dmaengine: idxd: fix memory leak in error handling path of idxd_alloc

    In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix memory leak in error handling path of idxd_alloc Memory allocated for idxd is not freed if an error occurs during idxd_alloc(). To fix it, free the allocated memory in th…

  • Unscored —

    net/mlx5e: Disable MACsec offload for uplink representor profile

    In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Disable MACsec offload for uplink representor profile MACsec offload is not supported in switchdev mode for uplink representors. When switching to the uplink representor profile, t…

  • Unscored —

    nfs: handle failure of nfs_get_lock_context in unlock path

    In the Linux kernel, the following vulnerability has been resolved: nfs: handle failure of nfs_get_lock_context in unlock path When memory is insufficient, the allocation of nfs_lock_context in nfs_get_lock_context() fails and returns -ENOMEM. If we mistakenl…

  • Unscored —

    regulator: max20086: fix invalid memory access

    In the Linux kernel, the following vulnerability has been resolved: regulator: max20086: fix invalid memory access max20086_parse_regulators_dt() calls of_regulator_match() using an array of struct of_regulator_match allocated on the stack for the matches arg…

  • Unscored —

    net: cadence: macb: Fix a possible deadlock in macb_halt_tx.

    In the Linux kernel, the following vulnerability has been resolved: net: cadence: macb: Fix a possible deadlock in macb_halt_tx. There is a situation where after THALT is set high, TGO stays high as well. Because jiffies are never updated, as we are in a cont…