cbcvebase.
CVE-2025-21912
published 2025-04-01

CVE-2025-21912: In the Linux kernel, the following vulnerability has been resolved: gpio: rcar: Use raw_spinlock to protect register access Use raw_spinlock in order to fix…

PriorityP421medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.15%
4.5th percentile
In the Linux kernel, the following vulnerability has been resolved: gpio: rcar: Use raw_spinlock to protect register access Use raw_spinlock in order to fix spurious messages about invalid context when spinlock debugging is enabled. The lock is only used to serialize register access. [ 4.239592] ============================= [ 4.239595] [ BUG: Invalid wait context ] [ 4.239599] 6.13.0-rc7-arm64-renesas-05496-gd088502a519f #35 Not tainted [ 4.239603] ----------------------------- [ 4.239606] kworker/u8:5/76 is trying to lock: [ 4.239609] ffff0000091898a0 (&p->lock){....}-{3:3}, at: gpio_rcar_config_interrupt_input_mode+0x34/0x164 [ 4.239641] other info that might help us debug this: [ 4.239643] context-{5:5} [ 4.239646] 5 locks held by kworker/u8:5/76: [ 4.239651] #0: ffff0000080fb148 ((wq_completion)async){+.+.}-{0:0}, at: process_one_work+0x190/0x62c [ 4.250180] OF: /soc/sound@ec500000/ports/port@0/endpoint: Read of boolean property 'frame-master' with a value. [ 4.254094] #1: ffff80008299bd80 ((work_completion)(&entry->work)){+.+.}-{0:0}, at: process_one_work+0x1b8/0x62c [ 4.254109] #2: ffff00000920c8f8 [ 4.258345] OF: /soc/sound@ec500000/ports/port@1/endpoint: Read of boolean property 'bitclock-master' with a value. [ 4.264803] (&dev->mutex){....}-{4:4}, at: __device_attach_async_helper+0x3c/0xdc [ 4.264820] #3: ffff00000a50ca40 (request_class#2){+.+.}-{4:4}, at: __setup_irq+0xa0/0x690 [ 4.264840] #4: [ 4.268872] OF: /soc/sound@ec500000/ports/port@1/endpoint: Read of boolean property 'frame-master' with a value. [ 4.273275] ffff00000a50c8c8 (lock_class){....}-{2:2}, at: __setup_irq+0xc4/0x690 [ 4.296130] renesas_sdhi_internal_dmac ee100000.mmc: mmc1 base at 0x00000000ee100000, max clock rate 200 MHz [ 4.304082] stack backtrace: [ 4.304086] CPU: 1 UID: 0 PID: 76 Comm: kworker/u8:5 Not tainted 6.13.0-rc7-arm64-renesas-05496-gd088502a519f #35 [ 4.304092] Hardware name: Renesas Salvator-X 2nd version board based on r8a77965 (DT) [ 4.304097] Workqueue: async async_

Affected

26 ranges· showing 25
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.133-1 (bookworm)linux 6.1.133-1 (bookworm)
debianlinux-6.1< linux 6.1.133-1 (bookworm)linux 6.1.133-1 (bookworm)
linuxlinux
linuxlinux>= 119f5e448d32c11faf22fe81f6f2d78467a47149 < 389891ac9f678baf68e13623ef1308493af4b074389891ac9f678baf68e13623ef1308493af4b074
linuxlinux>= 119f5e448d32c11faf22fe81f6f2d78467a47149 < 7c1f36f9c9aca507d317479a3d3388150ae40a877c1f36f9c9aca507d317479a3d3388150ae40a87
linuxlinux>= 119f5e448d32c11faf22fe81f6f2d78467a47149 < 3e300913c42041e81c5b17a970c4e078086ff2d13e300913c42041e81c5b17a970c4e078086ff2d1
linuxlinux>= 119f5e448d32c11faf22fe81f6f2d78467a47149 < c10365031f16514a29c812cd909085a6e4ea4b61c10365031f16514a29c812cd909085a6e4ea4b61
linuxlinux>= 119f5e448d32c11faf22fe81f6f2d78467a47149 < b42c84f9e4ec5bc2885e7fd80c79ec0352f5d2afb42c84f9e4ec5bc2885e7fd80c79ec0352f5d2af
linuxlinux>= 119f5e448d32c11faf22fe81f6f2d78467a47149 < 51ef3073493e2a25dced05fdd59dfb059e7e284d51ef3073493e2a25dced05fdd59dfb059e7e284d
linuxlinux>= 119f5e448d32c11faf22fe81f6f2d78467a47149 < f02c41f87cfe61440c18bf77d1ef0a884b9ee2b5f02c41f87cfe61440c18bf77d1ef0a884b9ee2b5
linuxlinux_kernel< 5.15.1795.15.179
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.10.244-15.10.244-1
linuxlinux_kernel>= 0 < 6.1.133-16.1.133-1
linuxlinux_kernel>= 0 < 6.12.19-16.12.19-1
linuxlinux_kernel>= 0 < 6.12.19-16.12.19-1
linuxlinux_kernel>= 0 < 5.15.0-140.1505.15.0-140.150
linuxlinux_kernel>= 0 < 6.8.0-84.846.8.0-84.84
linuxlinux_kernel>= 5.16 < 6.1.1316.1.131
linuxlinux_kernel>= 6.13 < 6.13.76.13.7
linuxlinux_kernel>= 6.2 < 6.6.836.6.83
linuxlinux_kernel>= 6.7 < 6.12.196.12.19
msrcazl3_kernel_6.6.82.1-1_on_azure_linux_3.0
msrcazl3_kernel_6.6.85.1-2_on_azure_linux_3.0
msrccbl2_kernel_5.15.176.3-3_on_cbl_mariner_2.0

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian5.5MEDIUM
vendor_msrc5.5MEDIUM
vendor_redhat5.5MEDIUM
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