CVEvulnerability
CVE-2025-38265
5.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2025-07-10
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-476
Description
In the Linux kernel, the following vulnerability has been resolved:
serial: jsm: fix NPE during jsm_uart_port_init
No device was set which caused serial_base_ctrl_add to crash.
BUG: kernel NULL pointer dereference, address: 0000000000000050
Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI
CPU: 16 UID: 0 PID: 368 Comm: (udev-worker) Not tainted 6.12.25-amd64 #1 Debian 6.12.25-1
RIP: 0010:serial_base_ctrl_add+0x96/0x120
Call Trace:
<TASK>
serial_core_register_port+0x1a0/0x580
? __setup_irq+0x39c/0x660
? __kmalloc_cache_noprof+0x111/0x310
jsm_uart_port_init+0xe8/0x180 [jsm]
jsm_probe_one+0x1f4/0x410 [jsm]
local_pci_probe+0x42/0x90
pci_device_probe+0x22f/0x270
really_probe+0xdb/0x340
? pm_runtime_barrier+0x54/0x90
? __pfx___driver_attach+0x10/0x10
__driver_probe_device+0x78/0x110
driver_probe_device+0x1f/0xa0
__driver_attach+0xba/0x1c0
bus_for_each_dev+0x8c/0xe0
bus_add_driver+0x112/0x1f0
driver_register+0x72/0xd0
jsm_init_module+0x36/0xff0 [jsm]
? __pfx_jsm_init_module+0x10/0x10 [jsm]
do_one_initcall+0x58/0x310
do_init_module+0x60/0x230
Tested with Digi Neo PCIe 8 port card.
Affected configurations
• linux linux kernel (>= 6.5 < 6.6.94)
• linux linux kernel (>= 6.7 < 6.12.33)
• linux linux kernel (>= 6.13 < 6.14.11)
• linux linux kernel (>= 6.15 < 6.15.2)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://git.kernel.org/stable/c/3258d7ff8ebfa451426662b23e8f2b51b129afe1 Patch
- https://git.kernel.org/stable/c/985961dd2688a527a4847300d41beaad475ab7af Patch
- https://git.kernel.org/stable/c/a14c0d2eb3f0b1836fdec22908b87ecffd2ac844 Patch
- https://git.kernel.org/stable/c/abaecb2a4ad021c2f2426e9b2a9c020aef57aca9 Patch
- https://git.kernel.org/stable/c/e3975aa899c0a3bbc10d035e699b142cd1373a71 Patch