Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee

CVE-2025-37917— net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll

EPSS 0.09% · P25
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2025-37917

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtk-star-emac: fix spinlock recursion issues on rx/tx poll Use spin_lock_irqsave and spin_unlock_irqrestore instead of spin_lock and spin_unlock in mtk_star_emac driver to avoid spinlock recursion occurrence that can happen when enabling the DMA interrupts again in rx/tx poll. ``` BUG: spinlock recursion on CPU#0, swapper/0/0 lock: 0xffff00000db9cf20, .magic: dead4ead, .owner: swapper/0/0, .owner_cpu: 0 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc2-next-20250417-00001-gf6a27738686c-dirty #28 PREEMPT Hardware name: MediaTek MT8365 Open Platform EVK (DT) Call trace: show_stack+0x18/0x24 (C) dump_stack_lvl+0x60/0x80 dump_stack+0x18/0x24 spin_dump+0x78/0x88 do_raw_spin_lock+0x11c/0x120 _raw_spin_lock+0x20/0x2c mtk_star_handle_irq+0xc0/0x22c [mtk_star_emac] __handle_irq_event_percpu+0x48/0x140 handle_irq_event+0x4c/0xb0 handle_fasteoi_irq+0xa0/0x1bc handle_irq_desc+0x34/0x58 generic_handle_domain_irq+0x1c/0x28 gic_handle_irq+0x4c/0x120 do_interrupt_handler+0x50/0x84 el1_interrupt+0x34/0x68 el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x6c/0x70 regmap_mmio_read32le+0xc/0x20 (P) _regmap_bus_reg_read+0x6c/0xac _regmap_read+0x60/0xdc regmap_read+0x4c/0x80 mtk_star_rx_poll+0x2f4/0x39c [mtk_star_emac] __napi_poll+0x38/0x188 net_rx_action+0x164/0x2c0 handle_softirqs+0x100/0x244 __do_softirq+0x14/0x20 ____do_softirq+0x10/0x20 call_on_irq_stack+0x24/0x64 do_softirq_own_stack+0x1c/0x40 __irq_exit_rcu+0xd4/0x10c irq_exit_rcu+0x10/0x1c el1_interrupt+0x38/0x68 el1h_64_irq_handler+0x18/0x24 el1h_64_irq+0x6c/0x70 cpuidle_enter_state+0xac/0x320 (P) cpuidle_enter+0x38/0x50 do_idle+0x1e4/0x260 cpu_startup_entry+0x34/0x3c rest_init+0xdc/0xe0 console_on_rootfs+0x0/0x6c __primary_switched+0x88/0x90 ```
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mtk-star-emac驱动未使用irqsave/irqrestore版本自旋锁，可能导致自旋锁递归。
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

VendorProductAffected VersionsCPESubscribe
LinuxLinux 97da99868573b8861de83f7126a5981d896c1d6c ~ bedd287fdd3142dffad7ae2ac6ef15f4a2ad0629 -
LinuxLinux 6.0 -

II. Public POCs for CVE-2025-37917

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-37917

请登录查看更多情报信息。

Same Patch Batch · Linux · 2025-05-20 · 95 CVEs total

CVE-2025-379249.8 CRITICALksmbd: fix use-after-free in kerberos authentication
CVE-2025-37958mm/huge_memory: fix dereferencing invalid pmd migration entry
CVE-2025-37954smb: client: Avoid race in open_cached_dir with lease breaks
CVE-2025-37953sch_htb: make htb_deactivate() idempotent
CVE-2025-37949xenbus: Use kref to track req lifetime
CVE-2025-37948arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs
CVE-2025-37947ksmbd: prevent out-of-bounds stream writes by validating *pos
CVE-2025-37946s390/pci: Fix duplicate pci_dev_put() in disable_slot() when PF has child VFs
CVE-2025-37945net: phy: allow MDIO bus PM ops to start/stop state machine for phylink-controlled PHY
CVE-2025-37950ocfs2: fix panic in failed foilio allocation
CVE-2025-37957KVM: SVM: Forcibly leave SMM mode on SHUTDOWN interception
CVE-2025-37956ksmbd: prevent rename with empty string
CVE-2025-37960memblock: Accept allocated memory before use in memblock_double_array()
CVE-2025-37959bpf: Scrub packet on bpf_redirect_peer
CVE-2025-37961ipvs: fix uninit-value for saddr in do_output_route4
CVE-2025-37963arm64: bpf: Only mitigate cBPF programs loaded by unprivileged users
CVE-2025-37962ksmbd: fix memory leak in parse_lease_state()
CVE-2025-37964x86/mm: Eliminate window where TLB flushes may be inadvertently skipped
CVE-2025-37965drm/amd/display: Fix invalid context error in dml helper
CVE-2025-37967usb: typec: ucsi: displayport: Fix deadlock

Showing top 20 of 95 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-37917

No comments yet

Leave a comment