CVE-2025-37830

In the Linux kernel, the following vulnerability has been resolved: cpufreq: scmi: Fix null-ptr-deref in scmicpufreqgetrate cpufreqcpugetraw can return NULL when the target CPU is not present in the policy-cpus mask. scmicpufreqgetrate does not check for this case, which results in a NULL pointer...

CVE-2025-37806

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Keep write operations atomic syzbot reported a NULL pointer dereference in genericfilewriteiter. 1 Before the write operation is completed, the user executes ioctl2 to clear the compress flag of the file, which causes t...

CVE-2025-37829 cpufreq: scpi: Fix null-ptr-deref in scpi_cpufreq_get_rate()

In the Linux kernel, the following vulnerability has been resolved: cpufreq: scpi: Fix null-ptr-deref in scpicpufreqgetrate cpufreqcpugetraw can return NULL when the target CPU is not present in the policy-cpus mask. scpicpufreqgetrate does not check for this case, which results in a NULL pointer...

CVE-2025-37830

In the Linux kernel, CVE-2025-37830 fixes a NULL pointer dereference in the CPU frequency (cpufreq) subsystem related to the scmi path. The root cause is that cpufreq_cpu_get_raw() may return NULL when the target CPU is not present in policy->cpus, and scmi_cpufreq_get_rate() did not check for...

CVE-2025-37800

CVE-2025-37800 affects the Linux kernel driver core code, specifically a potential NULL pointer dereference in dev_uevent() when a userspace read of the uevent attribute overlaps with a driver unbind. The fix switches to using READ_ONCE() to fetch the driver pointer and acquires the bus’ drivers ...

CVE-2025-37801

Summary: CVE-2025-37801 affects the Linux kernel driver for SPI on i.MX cores. The root cause is that after spi_imx_setupxfer() returns an error, spi_imx->rx and spi_imx->tx function pointers may be NULL, leading to a NULL pointer dereference during SPI transfers (spi_imx_pio_transfer , etc...

CVE-2022-49916

In the Linux kernel, the following vulnerability has been resolved: rose: Fix NULL pointer dereference in rosesendframe The syzkaller reported an issue: KASAN: null-ptr-deref in range 0x0000000000000380-0x0000000000000387 CPU: 0 PID: 4069 Comm: kworker/0:15 Not tainted...

CVE-2023-53049

In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fix NULL pointer deref in ucsiconnectorchange When ucsiinit fails, ucsi-connector is NULL, yet in case of ucsiacpi we may still get events which cause the ucsacpi code to call ucsiconnectorchange, which then derefs the...

PT-2025-18883

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.2.0-rc3-next-20230110-syzkaller Description A vulnerability in the Linux kernel has been identified, where the struct pn533 out arg is not properly initialized, leading to a potential null pointer dereference i...

CVE-2022-49916

In the Linux kernel, the following vulnerability has been resolved: rose: Fix NULL pointer dereference in rosesendframe The syzkaller reported an issue: KASAN: null-ptr-deref in range 0x0000000000000380-0x0000000000000387 CPU: 0 PID: 4069 Comm: kworker/0:15 Not tainted...

CVE-2022-49916 rose: Fix NULL pointer dereference in rose_send_frame()

In the Linux kernel, the following vulnerability has been resolved: rose: Fix NULL pointer dereference in rosesendframe The syzkaller reported an issue: KASAN: null-ptr-deref in range 0x0000000000000380-0x0000000000000387 CPU: 0 PID: 4069 Comm: kworker/0:15 Not tainted...

CVE-2022-49889 ring-buffer: Check for NULL cpu_buffer in ring_buffer_wake_waiters()

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check for NULL cpubuffer in ringbufferwakewaiters On some machines the number of listed CPUs may be bigger than the actual CPUs that exist. The tracing subsystem allocates a percpu directory with access to the per CP...

CVE-2022-49805

CVE-2022-49805 – Linux kernel (lan966x): The issue occurs in lan966x_stats_init(), which calls create_singlethread_workqueue() without validating the return value. If it returns NULL, a later queue_delayed_work path dereferences a null workqueue pointer, causing a null-pointer dereference. The re...

CVE-2022-49806 net: microchip: sparx5: Fix potential null-ptr-deref in sparx_stats_init() and sparx5_start()

In the Linux kernel, the following vulnerability has been resolved: net: microchip: sparx5: Fix potential null-ptr-deref in sparxstatsinit and sparx5start sparxstatsinit calls createsinglethreadworkqueue and not checked the ret value, which may return NULL. And a null-ptr-deref may happen:...

CVE-2022-49797 tracing: kprobe: Fix potential null-ptr-deref on trace_event_file in kprobe_event_gen_test_exit()

In the Linux kernel, the following vulnerability has been resolved: tracing: kprobe: Fix potential null-ptr-deref on traceeventfile in kprobeeventgentestexit When tracegeteventfile failed, genkretprobetest will be assigned as the error code. If module kprobeeventgentest is removed now, the null...

CVE-2022-49797

CVE-2022-49797 concerns the Linux kernel tracing subsystem. The vulnerability is a potential NULL pointer dereference in the kprobe path: when trace_get_event_file() fails, gen_kretprobe_test may be marked as the error code, and if the kprobe_event_gen_test module is removed, a dereference can oc...

CVE-2025-37758

In the Linux kernel, the following vulnerability has been resolved: ata: patapxa: Fix potential NULL pointer dereference in pxaataprobe devmioremap returns NULL on error. Currently, pxaataprobe does not check for this case, which can result in a NULL pointer dereference. Add NULL check after...

CVE-2025-23146

In the Linux kernel, the following vulnerability has been resolved: mfd: ene-kb3930: Fix a potential NULL pointer dereference The offgpios could be NULL. Add missing check in the kb3930probe. This is similar to the issue fixed in commit b1ba8bcb2d1f "backlight: hx8357: Fix potential NULL pointer...

CVE-2025-37758 ata: pata_pxa: Fix potential NULL pointer dereference in pxa_ata_probe()

In the Linux kernel, the following vulnerability has been resolved: ata: patapxa: Fix potential NULL pointer dereference in pxaataprobe devmioremap returns NULL on error. Currently, pxaataprobe does not check for this case, which can result in a NULL pointer dereference. Add NULL check after...

CVE-2025-23143 net: Fix null-ptr-deref by sock_lock_init_class_and_name() and rmmod.

In the Linux kernel, the following vulnerability has been resolved: net: Fix null-ptr-deref by socklockinitclassandname and rmmod. When I ran the repro 0 and waited a few seconds, I observed two LOCKDEP splats: a warning immediately followed by a null-ptr-deref. 1 Reproduction Steps: 1 Mount CIFS...