{"cve":"CVE-2025-38123","nvd":{"published":"2025-07-03T09:15:26.427","modified":"2026-07-30T06:22:52.827","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: wwan: t7xx: Fix napi rx poll issue\n\nWhen driver handles the napi rx polling requests, the netdev might\nhave been released by the dellink logic triggered by the disconnect\noperation on user plane. However, in the logic of processing skb in\npolling, an invalid netdev is still being used, which causes a panic.\n\nBUG: kernel NULL pointer dereference, address: 00000000000000f1\nOops: 0000 [#1] PREEMPT SMP NOPTI\nRIP: 0010:dev_gro_receive+0x3a/0x620\n[...]\nCall Trace:\n <IRQ>\n ? __die_body+0x68/0xb0\n ? page_fault_oops+0x379/0x3e0\n ? exc_page_fault+0x4f/0xa0\n ? asm_exc_page_fault+0x22/0x30\n ? __pfx_t7xx_ccmni_recv_skb+0x10/0x10 [mtk_t7xx (HASH:1400 7)]\n ? dev_gro_receive+0x3a/0x620\n napi_gro_receive+0xad/0x170\n t7xx_ccmni_recv_skb+0x48/0x70 [mtk_t7xx (HASH:1400 7)]\n t7xx_dpmaif_napi_rx_poll+0x590/0x800 [mtk_t7xx (HASH:1400 7)]\n net_rx_action+0x103/0x470\n irq_exit_rcu+0x13a/0x310\n sysvec_apic_timer_interrupt+0x56/0x90\n </IRQ>","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/66542e9430c625f878a5b5dc0fe41e3458d614bf","https://git.kernel.org/stable/c/905fe0845bb27e4eed2ca27ea06e6c4847f1b2b1","https://git.kernel.org/stable/c/cc89f457d9133a558d4e8ef26dc20843c2d12073","https://git.kernel.org/stable/c/e2df04e69c3f10b412f54be036dd0ed3b14756cf"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:04:28.436527499+00:00"},"epss":{"cve":"CVE-2025-38123","score":0.00465,"percentile":0.40295,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}