CVE-2025-38005

dmaengine: ti: k3-udma: Add missing locking

MEDIUM

5.5

CVSS Score

Published: June 18, 2025 at 09:28 AM UTC

Updated: August 5, 2026 at 12:44 PM UTC

2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma: Add missing locking Recent kernels complain about a missing lock in k3-udma.c when the lock validator is enabled: [ 4.128073] WARNING: CPU: 0 PID: 746 at drivers/dma/ti/../virt-dma.h:169 udma_start.isra.0+0x34/0x238 [ 4.137352] CPU: 0 UID: 0 PID: 746 Comm: kworker/0:3 Not tainted 6.12.9-arm64 #28 [ 4.144867] Hardware name: pp-v12 (DT) [ 4.148648] Workqueue: events udma_check_tx_completion [ 4.153841] pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 4.160834] pc : udma_start.isra.0+0x34/0x238 [ 4.165227] lr : udma_start.isra.0+0x30/0x238 [ 4.169618] sp : ffffffc083cabcf0 [ 4.172963] x29: ffffffc083cabcf0 x28: 0000000000000000 x27: ffffff800001b005 [ 4.180167] x26: ffffffc0812f0000 x25: 0000000000000000 x24: 0000000000000000 [ 4.187370] x23: 0000000000000001 x22: 00000000e21eabe9 x21: ffffff8000fa0670 [ 4.194571] x20: ffffff8001b6bf00 x19: ffffff8000fa0430 x18: ffffffc083b95030 [ 4.201773] x17: 0000000000000000 x16: 00000000f0000000 x15: 0000000000000048 [ 4.208976] x14: 0000000000000048 x13: 0000000000000000 x12: 0000000000000001 [ 4.216179] x11: ffffffc08151a240 x10: 0000000000003ea1 x9 : ffffffc08046ab68 [ 4.223381] x8 : ffffffc083cabac0 x7 : ffffffc081df3718 x6 : 0000000000029fc8 [ 4.230583] x5 : ffffffc0817ee6d8 x4 : 0000000000000bc0 x3 : 0000000000000000 [ 4.237784] x2 : 0000000000000000 x1 : 00000000001fffff x0 : 0000000000000000 [ 4.244986] Call trace: [ 4.247463] udma_start.isra.0+0x34/0x238 [ 4.251509] udma_check_tx_completion+0xd0/0xdc [ 4.256076] process_one_work+0x244/0x3fc [ 4.260129] process_scheduled_works+0x6c/0x74 [ 4.264610] worker_thread+0x150/0x1dc [ 4.268398] kthread+0xd8/0xe8 [ 4.271492] ret_from_fork+0x10/0x20 [ 4.275107] irq event stamp: 220 [ 4.278363] hardirqs last enabled at (219): [<ffffffc080a27c7c>] _raw_spin_unlock_irq+0x38/0x50 [ 4.287183] hardirqs last disabled at (220): [<ffffffc080a1c154>] el1_dbg+0x24/0x50 [ 4.294879] softirqs last enabled at (182): [<ffffffc080037e68>] handle_softirqs+0x1c0/0x3cc [ 4.303437] softirqs last disabled at (177): [<ffffffc080010170>] __do_softirq+0x1c/0x28 [ 4.311559] ---[ end trace 0000000000000000 ]--- This commit adds the missing locking.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux · Debiandrupal

95%

11.0

Linux Kernel · Linux

95%

5.11 ≤ v < 5.15.1845.16 ≤ v < 6.1.1405.6 ≤ v < 5.10.2385.6 ≤ v < 5.15.1845.6 ≤ v < 6.1.1405.6 ≤ v < 6.12.305.6 ≤ v < 6.14.85.6 ≤ v < 6.155.6 ≤ v < 6.6.926.13 ≤ v < 6.14.86.2 ≤ v < 6.6.926.7 ≤ v < 6.12.3025dcb5dd7b7ce5587c1df18f584ff78f51a68a946.15 rc1 6.15 rc2 6.15 rc3 6.15 rc4 6.15 rc5 6.15 rc6

Vendor states this is fixed in 0ea0433f822ed0549715f7044c9cd1cf132ff7fa (fixed)

Vendor states this is fixed in 26e63b2fe30c61bd25981c6084f67a8af79945d0 (fixed)

Vendor states this is fixed in 27e71fa08711e09d81e06a54007b362a5426fd22 (fixed)

Vendor states this is fixed in 99df1edf17493cb49a8c01f6bde55c3abb6a2a6c (fixed)

Vendor states this is fixed in d87f1cddc592387359fde157cc4296556f6403c2 (fixed)

Vendor states this is fixed in df5987e76a4ae4cbd705d81ab4b15ed232250a4a (fixed)

Vendor states this is fixed in fca280992af8c2fbd511bc43f65abb4a17363f2f (fixed)

Vendor states this is fixed in 5.10.238 (unaffected)

Vendor states this is fixed in 5.15.184 (unaffected)

Vendor states this is fixed in 5.6 (unaffected)

Vendor states this is fixed in 6.1.140 (unaffected)

Vendor states this is fixed in 6.12.30 (unaffected)