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Package · Ubuntu

linux-kvm

12,406 known vulnerabilities.

12,260 results · Feed

  • High 7.8

    tracing: Add down_write(trace_event_sem) when adding trace event

    In the Linux kernel, the following vulnerability has been resolved: tracing: Add down_write(trace_event_sem) when adding trace event When a module is loaded, it adds trace events defined by the module. It may also need to modify the modules trace printk forma…

  • Unscored —

    dmaengine: nbpfaxi: Fix memory corruption in probe()

    In the Linux kernel, the following vulnerability has been resolved: dmaengine: nbpfaxi: Fix memory corruption in probe() The nbpf->chan[] array is allocated earlier in the nbpf_probe() function and it has "num_channels" elements. These three loops iterate one…

  • Unscored —

    phy: tegra: xusb: Fix unbalanced regulator disable in UTMI PHY mode

    In the Linux kernel, the following vulnerability has been resolved: phy: tegra: xusb: Fix unbalanced regulator disable in UTMI PHY mode When transitioning from USB_ROLE_DEVICE to USB_ROLE_NONE, the code assumed that the regulator should be disabled. However, …

  • Unscored —

    comedi: pcl812: Fix bit shift out of bounds

    In the Linux kernel, the following vulnerability has been resolved: comedi: pcl812: Fix bit shift out of bounds When checking for a supported IRQ number, the following test is used: if ((1 << it->options[1]) & board->irq_bits) { However, `it->options[i]` is a…

  • Unscored —

    comedi: aio_iiro_16: Fix bit shift out of bounds

    In the Linux kernel, the following vulnerability has been resolved: comedi: aio_iiro_16: Fix bit shift out of bounds When checking for a supported IRQ number, the following test is used: if ((1 << it->options[1]) & 0xdcfc) { However, `it->options[i]` is an un…

  • High 7.1

    bpf: Reject %p% format string in bprintf-like helpers

    In the Linux kernel, the following vulnerability has been resolved: bpf: Reject %p% format string in bprintf-like helpers static const char fmt[] = "%p%"; bpf_trace_printk(fmt, sizeof(fmt)); The above BPF program isn't rejected and causes a kernel warning at …

  • Critical 9.8

    smb: client: fix use-after-free in cifs_oplock_break

    In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cifs_oplock_break A race condition can occur in cifs_oplock_break() leading to a use-after-free of the cinode structure when unmounting: cifs_oplock_break()…

  • High 7.5

    rxrpc: Fix recv-recv race of completed call

    In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recv-recv race of completed call If a call receives an event (such as incoming data), the call gets placed on the socket's queue and a thread in recvmsg can be awakened to go and p…

  • Unscored —

    drm/amdkfd: Don't call mmput from MMU notifier callback

    In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Don't call mmput from MMU notifier callback If the process is exiting, the mmput inside mmu notifier callback from compactd or fork or numa balancing could release the last refere…

  • Unscored —

    pinctrl: qcom: msm: mark certain pins as invalid for interrupts

    In the Linux kernel, the following vulnerability has been resolved: pinctrl: qcom: msm: mark certain pins as invalid for interrupts On some platforms, the UFS-reset pin has no interrupt logic in TLMM but is nevertheless registered as a GPIO in the kernel. Thi…

  • Unscored —

    drm/sched: Increment job count before swapping tail spsc queue

    In the Linux kernel, the following vulnerability has been resolved: drm/sched: Increment job count before swapping tail spsc queue A small race exists between spsc_queue_push and the run-job worker, in which spsc_queue_push may return not-first while the run-…

  • High 7.5

    rxrpc: Fix oops due to non-existence of prealloc backlog struct

    In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix oops due to non-existence of prealloc backlog struct If an AF_RXRPC service socket is opened and bound, but calls are preallocated, then rxrpc_alloc_incoming_call() will oops becau…

  • Unscored —

    wifi: zd1211rw: Fix potential NULL pointer dereference in zd_mac_tx_to_dev()

    In the Linux kernel, the following vulnerability has been resolved: wifi: zd1211rw: Fix potential NULL pointer dereference in zd_mac_tx_to_dev() There is a potential NULL pointer dereference in zd_mac_tx_to_dev(). For example, the following is possible: T0 T1…

  • High 7.8
    CVE-2025-38502 Public exploit

    bpf: Fix oob access in cgroup local storage

    In the Linux kernel, the following vulnerability has been resolved: bpf: Fix oob access in cgroup local storage Lonial reported that an out-of-bounds access in cgroup local storage can be crafted via tail calls. Given two programs each utilizing a cgroup loca…

  • High 7.5
    CVE-2025-38501 Public exploit

    ksmbd: limit repeated connections from clients with the same IP

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: limit repeated connections from clients with the same IP Repeated connections from clients with the same IP address may exhaust the max connections and prevent other normal client conn…

  • High 7.8

    clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns

    In the Linux kernel, the following vulnerability has been resolved: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns What we want is to verify there is that clone won't expose something hidden by a mount we wouldn't be able to …

  • Medium 5.9

    Kernel: deadlock in ksmbd_find_crypto_ctx()

    A flaw was found in the Linux kernel's ksmbd component. A deadlock is triggered by sending multiple concurrent session setup requests, possibly leading to a denial of service.

  • Medium 5.3

    Kernel: memory leak via ksmbd session setup request with unknown ntlmssp message type

    A flaw was found in the Linux kernel's ksmbd component. A memory leak can occur if a client sends a session setup request with an unknown NTLMSSP message type, potentially leading to resource exhaustion.

  • High 7.5

    Kernel: ksmbd race issue from smb2 close and logoff with multichannel

    A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue.

  • Low 3.7

    Kernel: ksmbd brute force delay bypass via asynchronous requests

    A vulnerability has been identified in the Linux kernel's ksmbd component (kernel SMB/CIFS server). A security control designed to prevent dictionary attacks, which introduces a 5-second delay during session setup, can be bypassed through the use of asynchron…

  • Medium 5.9

    Kernel: ksmbd memory exhaustion denial-of-service vulnerability

    A flaw exists within the Linux kernel's handling of new TCP connections. The issue results from the lack of memory release after its effective lifetime. This vulnerability allows an unauthenticated attacker to create a denial of service condition on the syste…

  • High 7.8

    do_change_type(): refuse to operate on unmounted/not ours mounts

    In the Linux kernel, the following vulnerability has been resolved: do_change_type(): refuse to operate on unmounted/not ours mounts Ensure that propagation settings can only be changed for mounts located in the caller's mount namespace. This change aligns pe…

  • Unscored —

    usb: gadget: configfs: Fix OOB read on empty string write

    In the Linux kernel, the following vulnerability has been resolved: usb: gadget: configfs: Fix OOB read on empty string write When writing an empty string to either 'qw_sign' or 'landingPage' sysfs attributes, the store functions attempt to access page[l - 1]…

  • High 8.8

    HID: core: ensure the allocated report buffer can contain the reserved report ID

    In the Linux kernel, the following vulnerability has been resolved: HID: core: ensure the allocated report buffer can contain the reserved report ID When the report ID is not used, the low level transport drivers expect the first byte to be 0. However, curren…

  • High 7.8

    HID: core: do not bypass hid_hw_raw_request

    In the Linux kernel, the following vulnerability has been resolved: HID: core: do not bypass hid_hw_raw_request hid_hw_raw_request() is actually useful to ensure the provided buffer and length are valid. Directly calling in the low level transport driver func…

  • High 8.2

    mptcp: make fallback action and fallback decision atomic

    In the Linux kernel, the following vulnerability has been resolved: mptcp: make fallback action and fallback decision atomic Syzkaller reported the following splat: WARNING: CPU: 1 PID: 7704 at net/mptcp/protocol.h:1223 __mptcp_do_fallback net/mptcp/protocol.…

  • Critical 9.8

    smb: client: fix use-after-free in crypt_message when using async crypto

    In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in crypt_message when using async crypto The CVE-2024-50047 fix removed asynchronous crypto handling from crypt_message(), assuming all crypto operations are s…

  • Unscored —

    soc: aspeed: lpc-snoop: Don't disable channels that aren't enabled

    In the Linux kernel, the following vulnerability has been resolved: soc: aspeed: lpc-snoop: Don't disable channels that aren't enabled Mitigate e.g. the following: # echo 1e789080.lpc-snoop > /sys/bus/platform/drivers/aspeed-lpc-snoop/unbind ... [ 120.363594]…

  • High 7.8

    iio: accel: fxls8962af: Fix use after free in fxls8962af_fifo_flush

    In the Linux kernel, the following vulnerability has been resolved: iio: accel: fxls8962af: Fix use after free in fxls8962af_fifo_flush fxls8962af_fifo_flush() uses indio_dev->active_scan_mask (with iio_for_each_active_channel()) without making sure the indio…

  • Unscored —

    comedi: das6402: Fix bit shift out of bounds

    In the Linux kernel, the following vulnerability has been resolved: comedi: das6402: Fix bit shift out of bounds When checking for a supported IRQ number, the following test is used: /* IRQs 2,3,5,6,7, 10,11,15 are valid for "enhanced" mode */ if ((1 << it->o…

  • Unscored —

    comedi: das16m1: Fix bit shift out of bounds

    In the Linux kernel, the following vulnerability has been resolved: comedi: das16m1: Fix bit shift out of bounds When checking for a supported IRQ number, the following test is used: /* only irqs 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, and 15 are valid */ if ((1 <<…

  • Unscored —

    comedi: Fail COMEDI_INSNLIST ioctl if n_insns is too large

    In the Linux kernel, the following vulnerability has been resolved: comedi: Fail COMEDI_INSNLIST ioctl if n_insns is too large The handling of the `COMEDI_INSNLIST` ioctl allocates a kernel buffer to hold the array of `struct comedi_insn`, getting the length …

  • Unscored —

    comedi: Fix use of uninitialized data in insn_rw_emulate_bits()

    In the Linux kernel, the following vulnerability has been resolved: comedi: Fix use of uninitialized data in insn_rw_emulate_bits() For Comedi `INSN_READ` and `INSN_WRITE` instructions on "digital" subdevices (subdevice types `COMEDI_SUBD_DI`, `COMEDI_SUBD_DO…

  • High 7.8

    comedi: Fix initialization of data for instructions that write to subdevice

    In the Linux kernel, the following vulnerability has been resolved: comedi: Fix initialization of data for instructions that write to subdevice Some Comedi subdevice instruction handlers are known to access instruction data elements beyond the first `insn->n`…

  • High 7.8

    net/sched: sch_qfq: Fix race condition on qfq_aggregate

    In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_qfq: Fix race condition on qfq_aggregate A race condition can occur when 'agg' is modified in qfq_change_agg (called during qfq_enqueue) while other threads access it concurren…

  • Critical 9.8

    rpl: Fix use-after-free in rpl_do_srh_inline().

    In the Linux kernel, the following vulnerability has been resolved: rpl: Fix use-after-free in rpl_do_srh_inline(). Running lwt_dst_cache_ref_loop.sh in selftest with KASAN triggers the splat below [0]. rpl_do_srh_inline() fetches ipv6_hdr(skb) and accesses i…

  • Unscored —

    usb: net: sierra: check for no status endpoint

    In the Linux kernel, the following vulnerability has been resolved: usb: net: sierra: check for no status endpoint The driver checks for having three endpoints and having bulk in and out endpoints, but not that the third endpoint is interrupt input. Rectify t…

  • Unscored —

    Bluetooth: Fix null-ptr-deref in l2cap_sock_resume_cb()

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix null-ptr-deref in l2cap_sock_resume_cb() syzbot reported null-ptr-deref in l2cap_sock_resume_cb(). [0] l2cap_sock_resume_cb() has a similar problem that was fixed by commit 1bf…

  • High 7.8

    net: vlan: fix VLAN 0 refcount imbalance of toggling filtering during runtime

    In the Linux kernel, the following vulnerability has been resolved: net: vlan: fix VLAN 0 refcount imbalance of toggling filtering during runtime Assuming the "rx-vlan-filter" feature is enabled on a net device, the 8021q module will automatically add or remo…

  • Unscored —

    net/sched: Return NULL when htb_lookup_leaf encounters an empty rbtree

    In the Linux kernel, the following vulnerability has been resolved: net/sched: Return NULL when htb_lookup_leaf encounters an empty rbtree htb_lookup_leaf has a BUG_ON that can trigger with the following: tc qdisc del dev lo root tc qdisc add dev lo root hand…