CVE-2025-39771— regulator: pca9450: Use devm_register_sys_off_handler
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I. Basic Information for CVE-2025-39771
Vulnerability Information
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Vulnerability Title
regulator: pca9450: Use devm_register_sys_off_handler
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: regulator: pca9450: Use devm_register_sys_off_handler With module test, there is error dump: ------------[ cut here ]------------ notifier callback pca9450_i2c_restart_handler already registered WARNING: kernel/notifier.c:23 at notifier_chain_register+0x5c/0x88, CPU#0: kworker/u16:3/50 Call trace: notifier_chain_register+0x5c/0x88 (P) atomic_notifier_chain_register+0x30/0x58 register_restart_handler+0x1c/0x28 pca9450_i2c_probe+0x418/0x538 i2c_device_probe+0x220/0x3d0 really_probe+0x114/0x410 __driver_probe_device+0xa0/0x150 driver_probe_device+0x40/0x114 __device_attach_driver+0xd4/0x12c So use devm_register_sys_off_handler to let kernel handle the resource free to avoid kernel dump.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于未正确处理重启处理程序注册，可能导致资源冲突。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2025-39771
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Same Patch Batch · Linux · 2025-09-11 · 54 CVEs total
| CVE-2025-39774 | iio: adc: rzg2l_adc: Set driver data before enabling runtime PM | |
| CVE-2025-39791 | dm: dm-crypt: Do not partially accept write BIOs with zoned targets | |
| CVE-2025-39785 | drm/hisilicon/hibmc: fix irq_request()'s irq name variable is local | |
| CVE-2025-39788 | scsi: ufs: exynos: Fix programming of HCI_UTRL_NEXUS_TYPE | |
| CVE-2025-39787 | soc: qcom: mdt_loader: Ensure we don't read past the ELF header | |
| CVE-2025-39786 | iio: adc: ad7173: fix channels index for syscalib_mode | |
| CVE-2025-39789 | crypto: x86/aegis - Add missing error checks | |
| CVE-2025-39777 | crypto: acomp - Fix CFI failure due to type punning | |
| CVE-2025-39776 | mm/debug_vm_pgtable: clear page table entries at destroy_args() | |
| CVE-2025-39775 | mm/mremap: fix WARN with uffd that has remap events disabled | |
| CVE-2025-39779 | btrfs: subpage: keep TOWRITE tag until folio is cleaned | |
| CVE-2025-39773 | net: bridge: fix soft lockup in br_multicast_query_expired() | |
| CVE-2025-39772 | drm/hisilicon/hibmc: fix the hibmc loaded failed bug | |
| CVE-2025-39770 | net: gso: Forbid IPv6 TSO with extensions on devices with only IPV6_CSUM | |
| CVE-2025-39769 | bnxt_en: Fix lockdep warning during rmmod | |
| CVE-2025-39768 | net/mlx5: HWS, fix complex rules rehash error flow | |
| CVE-2025-39766 | net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit | |
| CVE-2025-39767 | LoongArch: Optimize module load time by optimizing PLT/GOT counting | |
| CVE-2025-39765 | ALSA: timer: fix ida_free call while not allocated | |
| CVE-2025-39764 | netfilter: ctnetlink: remove refcounting in expectation dumpers |
Showing top 20 of 54 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
Same vendor: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
V. Comments for CVE-2025-39771
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