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linux-iot

8,167 known vulnerabilities.

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  • Medium 5.5

    wifi: brcmfmac: Fix oops due to NULL pointer dereference in brcmf_sdiod_sglist_rw()

    In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix oops due to NULL pointer dereference in brcmf_sdiod_sglist_rw() This patch fixes a NULL pointer dereference bug in brcmfmac that occurs when a high 'sd_sgentry_align' valu…

  • Medium 5.5

    leds: class: Protect brightness_show() with led_cdev->led_access mutex

    In the Linux kernel, the following vulnerability has been resolved: leds: class: Protect brightness_show() with led_cdev->led_access mutex There is NULL pointer issue observed if from Process A where hid device being added which results in adding a led_cdev a…

  • Medium 5.5

    media: ts2020: fix null-ptr-deref in ts2020_probe()

    In the Linux kernel, the following vulnerability has been resolved: media: ts2020: fix null-ptr-deref in ts2020_probe() KASAN reported a null-ptr-deref issue when executing the following command: # echo ts2020 0x20 > /sys/bus/i2c/devices/i2c-0/new_device KASA…

  • Medium 5.5

    ftrace: Fix regression with module command in stack_trace_filter

    In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix regression with module command in stack_trace_filter When executing the following command: # echo "write*:mod:ext3" > /sys/kernel/tracing/stack_trace_filter The current mod comman…

  • Medium 4.7

    iommu/arm-smmu: Defer probe of clients after smmu device bound

    In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Defer probe of clients after smmu device bound Null pointer dereference occurs due to a race between smmu driver probe and client driver probe, when of_dma_configure() for cli…

  • Medium 5.5

    ad7780: fix division by zero in ad7780_write_raw()

    In the Linux kernel, the following vulnerability has been resolved: ad7780: fix division by zero in ad7780_write_raw() In the ad7780_write_raw() , val2 can be zero, which might lead to a division by zero error in DIV_ROUND_CLOSEST(). The ad7780_write_raw() is…

  • Medium 5.5

    udmabuf: change folios array from kmalloc to kvmalloc

    In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGE_SIZE 4096, MAX_PAGE_ORDER 10, 64bit machine, page_alloc only support 4MB. If above this, trigger this warn and return NULL. udm…

  • Medium 5.5

    ALSA: usx2y: Use snd_card_free_when_closed() at disconnection

    In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: Use snd_card_free_when_closed() at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses snd_card_free() at disc…

  • Medium 5.5

    ALSA: us122l: Use snd_card_free_when_closed() at disconnection

    In the Linux kernel, the following vulnerability has been resolved: ALSA: us122l: Use snd_card_free_when_closed() at disconnection The USB disconnect callback is supposed to be short and not too-long waiting. OTOH, the current code uses snd_card_free() at dis…

  • Medium 5.5

    virtiofs: use pages instead of pointer for kernel direct IO

    In the Linux kernel, the following vulnerability has been resolved: virtiofs: use pages instead of pointer for kernel direct IO When trying to insert a 10MB kernel module kept in a virtio-fs with cache disabled, the following warning was reported: -----------…

  • Medium 5.5

    s390/iucv: MSG_PEEK causes memory leak in iucv_sock_destruct()

    In the Linux kernel, the following vulnerability has been resolved: s390/iucv: MSG_PEEK causes memory leak in iucv_sock_destruct() Passing MSG_PEEK flag to skb_recv_datagram() increments skb refcount (skb->users) and iucv_sock_recvmsg() does not decrement skb…

  • Medium 5.5

    wifi: rtlwifi: Drastically reduce the attempts to read efuse in case of failures

    In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: Drastically reduce the attempts to read efuse in case of failures Syzkaller reported a hung task with uevent_show() on stack trace. That specific issue was addressed by another…

  • Medium 5.5

    io_uring: check for overflows in io_pin_pages

    In the Linux kernel, the following vulnerability has been resolved: io_uring: check for overflows in io_pin_pages WARNING: CPU: 0 PID: 5834 at io_uring/memmap.c:144 io_pin_pages+0x149/0x180 io_uring/memmap.c:144 CPU: 0 UID: 0 PID: 5834 Comm: syz-executor825 N…

  • Medium 6.7

    In the linux kernel, if IMA appraisal is used with the "ima_appraise=log" boot param, lockdown can be defeated with kex…

  • Medium 5.5

    EDAC/bluefield: Fix potential integer overflow

    In the Linux kernel, the following vulnerability has been resolved: EDAC/bluefield: Fix potential integer overflow The 64-bit argument for the "get DIMM info" SMC call consists of mem_ctrl_idx left-shifted 16 bits and OR-ed with DIMM index. With mem_ctrl_idx …

  • Medium 5.5

    soc: qcom: geni-se: fix array underflow in geni_se_clk_tbl_get()

    In the Linux kernel, the following vulnerability has been resolved: soc: qcom: geni-se: fix array underflow in geni_se_clk_tbl_get() This loop is supposed to break if the frequency returned from clk_round_rate() is the same as on the previous iteration. Howev…

  • Medium 5.5

    firmware: arm_scpi: Check the DVFS OPP count returned by the firmware

    In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scpi: Check the DVFS OPP count returned by the firmware Fix a kernel crash with the below call trace when the SCPI firmware returns OPP count of zero. dvfs_info.opp_count may be…

  • Medium 5.5

    um: Fix potential integer overflow during physmem setup

    In the Linux kernel, the following vulnerability has been resolved: um: Fix potential integer overflow during physmem setup This issue happens when the real map size is greater than LONG_MAX, which can be easily triggered on UML/i386.

  • Medium 4.7

    CVE-2024-2201

    A cross-privilege Spectre v2 vulnerability allows attackers to bypass all deployed mitigations, including the recent Fine(IBT), and to leak arbitrary Linux kernel memory on Intel systems.

  • Medium 5.5

    fs: Fix uninitialized value issue in from_kuid and from_kgid

    In the Linux kernel, the following vulnerability has been resolved: fs: Fix uninitialized value issue in from_kuid and from_kgid ocfs2_setattr() uses attr->ia_mode, attr->ia_uid and attr->ia_gid in a trace point even though ATTR_MODE, ATTR_UID and ATTR_GID ar…

  • Medium 4.4

    io_uring/rw: fix missing NOWAIT check for O_DIRECT start write

    In the Linux kernel, the following vulnerability has been resolved: io_uring/rw: fix missing NOWAIT check for O_DIRECT start write When io_uring starts a write, it'll call kiocb_start_write() to bump the super block rwsem, preventing any freezes from happenin…

  • Medium 5.5

    drm/i915/hdcp: Add encoder check in intel_hdcp_get_capability

    In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Add encoder check in intel_hdcp_get_capability Sometimes during hotplug scenario or suspend/resume scenario encoder is not always initialized when intel_hdcp_get_capability add…

  • Medium 5.5
    CVE-2024-50302 Exploited

    HID: core: zero-initialize the report buffer

    In the Linux kernel, the following vulnerability has been resolved: HID: core: zero-initialize the report buffer Since the report buffer is used by all kinds of drivers in various ways, let's zero-initialize it during allocation to make sure that it can't be …

    KEV Mar 4, 2025
  • Medium 5.5

    net: enetc: allocate vf_state during PF probes

    In the Linux kernel, the following vulnerability has been resolved: net: enetc: allocate vf_state during PF probes In the previous implementation, vf_state is allocated memory only when VF is enabled. However, net_device_ops::ndo_set_vf_mac() may be called be…

  • Medium 5.5

    net: hns3: fix kernel crash when uninstalling driver

    In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix kernel crash when uninstalling driver When the driver is uninstalled and the VF is disabled concurrently, a kernel crash occurs. The reason is that the two actions call functio…

  • Medium 5.5

    media: cx24116: prevent overflows on SNR calculus

    In the Linux kernel, the following vulnerability has been resolved: media: cx24116: prevent overflows on SNR calculus as reported by Coverity, if reading SNR registers fail, a negative number will be returned, causing an underflow when reading SNR registers. …

  • Medium 5.5

    media: v4l2-tpg: prevent the risk of a division by zero

    In the Linux kernel, the following vulnerability has been resolved: media: v4l2-tpg: prevent the risk of a division by zero As reported by Coverity, the logic at tpg_precalculate_line() blindly rescales the buffer even when scaled_witdh is equal to zero. If t…

  • Medium 5.5

    ocfs2: remove entry once instead of null-ptr-dereference in ocfs2_xa_remove()

    In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove entry once instead of null-ptr-dereference in ocfs2_xa_remove() Syzkaller is able to provoke null-ptr-dereference in ocfs2_xa_remove(): [ 57.319872] (a.out,1161,7):ocfs2_xa_remo…

  • Medium 5.8

    Kernel: ksmbd: transform header out-of-bounds read information disclosure vulnerability

    A flaw was found within the parsing of SMB2 requests that have a transform header in the kernel ksmbd module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attack…

  • Medium 5.5

    Kernel: cyttsp4_core: use-after-free in cyttsp4_watchdog_work()

    A use-after-free vulnerability was found in the cyttsp4_core driver in the Linux kernel. This issue occurs in the device cleanup routine due to a possible rearming of the watchdog_timer from the workqueue. This could allow a local user to crash the system, ca…

  • Medium 5.5

    wifi: ath10k: Fix memory leak in management tx

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: Fix memory leak in management tx In the current logic, memory is allocated for storing the MSDU context during management packet TX but this memory is not being freed during man…

  • Medium 5.5

    staging: iio: frequency: ad9832: fix division by zero in ad9832_calc_freqreg()

    In the Linux kernel, the following vulnerability has been resolved: staging: iio: frequency: ad9832: fix division by zero in ad9832_calc_freqreg() In the ad9832_write_frequency() function, clk_get_rate() might return 0. This can lead to a division by zero whe…

  • Medium 5.5

    nilfs2: fix potential deadlock with newly created symlinks

    In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential deadlock with newly created symlinks Syzbot reported that page_symlink(), called by nilfs_symlink(), triggers memory reclamation involving the filesystem layer, which ca…

  • Medium 5.5

    ALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size()

    In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size() The step variable is initialized to zero. It is changed in the loop, but if it's not changed it will remain zero. Add …

  • Medium 5.5

    nilfs2: propagate directory read errors from nilfs_find_entry()

    In the Linux kernel, the following vulnerability has been resolved: nilfs2: propagate directory read errors from nilfs_find_entry() Syzbot reported that a task hang occurs in vcs_open() during a fuzzing test for nilfs2. The root cause of this problem is that …

  • Medium 5.5

    pinctrl: ocelot: fix system hang on level based interrupts

    In the Linux kernel, the following vulnerability has been resolved: pinctrl: ocelot: fix system hang on level based interrupts The current implementation only calls chained_irq_enter() and chained_irq_exit() if it detects pending interrupts. ``` for (i = 0; i…

  • Medium 5.5

    arm64: probes: Fix uprobes for big-endian kernels

    In the Linux kernel, the following vulnerability has been resolved: arm64: probes: Fix uprobes for big-endian kernels The arm64 uprobes code is broken for big-endian kernels as it doesn't convert the in-memory instruction encoding (which is always little-endi…

  • Medium 5.5

    virtio_pmem: Check device status before requesting flush

    In the Linux kernel, the following vulnerability has been resolved: virtio_pmem: Check device status before requesting flush If a pmem device is in a bad status, the driver side could wait for host ack forever in virtio_pmem_flush(), causing the system to han…

  • Medium 5.5

    ceph: remove the incorrect Fw reference check when dirtying pages

    In the Linux kernel, the following vulnerability has been resolved: ceph: remove the incorrect Fw reference check when dirtying pages When doing the direct-io reads it will also try to mark pages dirty, but for the read path it won't hold the Fw caps and ther…

  • Medium 5.5

    net: systemport: fix potential memory leak in bcm_sysport_xmit()

    In the Linux kernel, the following vulnerability has been resolved: net: systemport: fix potential memory leak in bcm_sysport_xmit() The bcm_sysport_xmit() returns NETDEV_TX_OK without freeing skb in case of dma_map_single() fails, add dev_kfree_skb() to fix …