CVSS: 6.0EPSS: 0%CPEs: 8EXPL: 0CVE-2023-52478 – HID: logitech-hidpp: Fix kernel crash on receiver USB disconnect
https://notcve.org/view.php?id=CVE-2023-52478
29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: HID: logitech-hidpp: Fix kernel crash on receiver USB disconnect hidpp_connect_event() has *four* time-of-check vs time-of-use (TOCTOU) races when it races with itself. hidpp_connect_event() primarily runs from a workqueue but it also runs on probe() and if a "device-connected" packet is received by the hw when the thread running hidpp_connect_event() from probe() is waiting on the hw, then a second thread running hidpp_connect_event() will... • https://git.kernel.org/stable/c/ca0c4cc1d215dc22ab0e738c9f017c650f3183f5 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •
CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0CVE-2023-52477 – usb: hub: Guard against accesses to uninitialized BOS descriptors
https://notcve.org/view.php?id=CVE-2023-52477
29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: usb: hub: Guard against accesses to uninitialized BOS descriptors Many functions in drivers/usb/core/hub.c and drivers/usb/core/hub.h access fields inside udev->bos without checking if it was allocated and initialized. If usb_get_bos_descriptor() fails for whatever reason, udev->bos will be NULL and those accesses will result in a crash: BUG: kernel NULL pointer dereference, address: 0000000000000018 PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP ... • https://git.kernel.org/stable/c/c64e4dca9aefd232b17ac4c779b608b286654e81 • CWE-476: NULL Pointer Dereference •
CVSS: 5.5EPSS: 0%CPEs: 4EXPL: 0CVE-2023-52476 – perf/x86/lbr: Filter vsyscall addresses
https://notcve.org/view.php?id=CVE-2023-52476
29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: perf/x86/lbr: Filter vsyscall addresses We found that a panic can occur when a vsyscall is made while LBR sampling is active. If the vsyscall is interrupted (NMI) for perf sampling, this call sequence can occur (most recent at top): __insn_get_emulate_prefix() insn_get_emulate_prefix() insn_get_prefixes() insn_get_opcode() decode_branch_type() get_branch_type() intel_pmu_lbr_filter() intel_pmu_handle_irq() perf_event_nmi_handler() Within __... • https://git.kernel.org/stable/c/403d201d1fd144cb249836dafb222f6375871c6c • CWE-404: Improper Resource Shutdown or Release •
CVSS: 6.3EPSS: 0%CPEs: 8EXPL: 0CVE-2023-52475 – Input: powermate - fix use-after-free in powermate_config_complete
https://notcve.org/view.php?id=CVE-2023-52475
29 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: Input: powermate - fix use-after-free in powermate_config_complete syzbot has found a use-after-free bug [1] in the powermate driver. This happens when the device is disconnected, which leads to a memory free from the powermate_device struct. When an asynchronous control message completes after the kfree and its callback is invoked, the lock does not exist anymore and hence the bug. Use usb_kill_urb() on pm->config to cancel any in-progress... • https://git.kernel.org/stable/c/8677575c4f39d65bf0d719b5d20e8042e550ccb9 • CWE-416: Use After Free •
CVSS: 5.5EPSS: 0%CPEs: 2EXPL: 0CVE-2021-46937 – mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfs_target_ids_write()'
https://notcve.org/view.php?id=CVE-2021-46937
27 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfs_target_ids_write()' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'target_ids' file write callback ('dbgfs_target_ids_write()'), but decreases the counts only in DAMON monitoring termination callback ('dbgfs_before_terminate()'). Therefore, when 'target_ids' file is repeatedly written without DAMON monitoring start/termination, the reference coun... • https://git.kernel.org/stable/c/4bc05954d0076655cfaf6f0135585bdc20cd6b11 • CWE-668: Exposure of Resource to Wrong Sphere •
CVSS: 7.8EPSS: 0%CPEs: 8EXPL: 0CVE-2021-46936 – net: fix use-after-free in tw_timer_handler
https://notcve.org/view.php?id=CVE-2021-46936
27 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in tw_timer_handler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle page fault for address: ffffde49a863de28 PGD 7e6fe62067 P4D 7e6fe62067 PUD 7e6fe63067 PMD f51e064067 PTE 0 RIP: 0010:tw_timer_handler+0x20/0x40 Call Trace:
CVSS: 5.5EPSS: 0%CPEs: 6EXPL: 0CVE-2021-46935 – binder: fix async_free_space accounting for empty parcels
https://notcve.org/view.php?id=CVE-2021-46935
27 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: binder: fix async_free_space accounting for empty parcels In 4.13, commit 74310e06be4d ("android: binder: Move buffer out of area shared with user space") fixed a kernel structure visibility issue. As part of that patch, sizeof(void *) was used as the buffer size for 0-length data payloads so the driver could detect abusive clients sending 0-length asynchronous transactions to a server by enforcing limits on async_free_size. Unfortunately, ... • https://git.kernel.org/stable/c/74310e06be4d74dcf67cd108366710dee5c576d5 • CWE-668: Exposure of Resource to Wrong Sphere •
CVSS: 4.4EPSS: 0%CPEs: 5EXPL: 0CVE-2021-46934 – i2c: validate user data in compat ioctl
https://notcve.org/view.php?id=CVE-2021-46934
27 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: i2c: validate user data in compat ioctl Wrong user data may cause warning in i2c_transfer(), ex: zero msgs. Userspace should not be able to trigger warnings, so this patch adds validation checks for user data in compact ioctl to prevent reported warnings En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: i2c: validar datos de usuario en compat ioctl Los datos de usuario incorrectos pueden causar advertencia en i2c_transfer()... • https://git.kernel.org/stable/c/7d5cb45655f2e9e37ef75d18f50c0072ef14a38b • CWE-703: Improper Check or Handling of Exceptional Conditions CWE-754: Improper Check for Unusual or Exceptional Conditions •
CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0CVE-2021-46933 – usb: gadget: f_fs: Clear ffs_eventfd in ffs_data_clear.
https://notcve.org/view.php?id=CVE-2021-46933
27 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_fs: Clear ffs_eventfd in ffs_data_clear. ffs_data_clear is indirectly called from both ffs_fs_kill_sb and ffs_ep0_release, so it ends up being called twice when userland closes ep0 and then unmounts f_fs. If userland provided an eventfd along with function's USB descriptors, it ends up calling eventfd_ctx_put as many times, causing a refcount underflow. NULL-ify ffs_eventfd to prevent these extraneous eventfd_ctx_put calls. A... • https://git.kernel.org/stable/c/5e33f6fdf735cda1d4580fe6f1878da05718fe73 • CWE-416: Use After Free •
CVSS: 5.5EPSS: 0%CPEs: 8EXPL: 0CVE-2021-46932 – Input: appletouch - initialize work before device registration
https://notcve.org/view.php?id=CVE-2021-46932
27 Feb 2024 — In the Linux kernel, the following vulnerability has been resolved: Input: appletouch - initialize work before device registration Syzbot has reported warning in __flush_work(). This warning is caused by work->func == NULL, which means missing work initialization. This may happen, since input_dev->close() calls cancel_work_sync(&dev->work), but dev->work initalization happens _after_ input_register_device() call. So this patch moves dev->work initialization before registering input device En el kernel de Li... • https://git.kernel.org/stable/c/5a6eb676d3bc4d7a6feab200a92437b62ad298da • CWE-665: Improper Initialization •