CVE-2022-49751

In the Linux kernel, the following vulnerability has been resolved: w1: fix WARNING after calling w1_process() I got the following WARNING message while removing driver(ds2482): ------------[ cut here ]------------ do not call blocking ops when !TASK_RUNNING; state=1 set at [<000000002d50bfb6>] w1_process+0x9e/0x1d0 [wire] WARNING: CPU: 0 PID: 262 at kernel/sched/core.c:9817 __might_sleep+0x98/0xa0 CPU: 0 PID: 262 Comm: w1_bus_master1 Tainted: G N 6.1.0-rc3+ #307 RIP: 0010:__might_sleep+0x98/0xa0 Call Trace: exit_signals+0x6c/0x550 do_exit+0x2b4/0x17e0 kthread_exit+0x52/0x60 kthread+0x16d/0x1e0 ret_from_fork+0x1f/0x30 The state of task is set to TASK_INTERRUPTIBLE in loop in w1_process(), set it to TASK_RUNNING when it breaks out of the loop to avoid the warning.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/190b5c3bbd5df685bb1063bda048831d72b8f1d4	Patch
https://git.kernel.org/stable/c/216f35db6ec6a667cd9db4838d657c1d2f4684da	Patch
https://git.kernel.org/stable/c/276052159ba94d4d9f5b453fb4707d6798c6b845	Patch
https://git.kernel.org/stable/c/36225a7c72e9e3e1ce4001b6ce72849f5c9a2d3b	Patch
https://git.kernel.org/stable/c/89c62cee5d4d65ac75d99b5f986f7f94290e888f	Patch
https://git.kernel.org/stable/c/bccd6df4c177b1ad766f16565ccc298653d027d0	Patch
https://git.kernel.org/stable/c/cfc7462ff824ed6718ed0272ee9aae88e20d469a	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.2:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.2:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.2:rc3::::::
	cpe:2.3:o:linux:linux_kernel:6.2:rc4::::::

History

No history.

Information

Published : 2025-03-27 17:15

Updated : 2025-10-01 20:17

NVD link : CVE-2022-49751

Mitre link : CVE-2022-49751

CVE.ORG link : CVE-2022-49751

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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state=1 set at [<000000002d50bfb6>] w1_process+0x9e/0x1d0 [wire]\nWARNING: CPU: 0 PID: 262 at kernel/sched/core.c:9817 __might_sleep+0x98/0xa0\nCPU: 0 PID: 262 Comm: w1_bus_master1 Tainted: G N 6.1.0-rc3+ #307\nRIP: 0010:__might_sleep+0x98/0xa0\nCall Trace:\n exit_signals+0x6c/0x550\n do_exit+0x2b4/0x17e0\n kthread_exit+0x52/0x60\n kthread+0x16d/0x1e0\n ret_from_fork+0x1f/0x30\n\nThe state of task is set to TASK_INTERRUPTIBLE in loop in w1_process(),\nset it to TASK_RUNNING when it breaks out of the loop to avoid the\nwarning."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: w1: corregir ADVERTENCIA despu\u00e9s de llamar a w1_process() Recib\u00ed el siguiente mensaje de ADVERTENCIA al eliminar el controlador (ds2482): ------------[ cortar aqu\u00ed ]------------ no llamar a operaciones de bloqueo cuando !TASK_RUNNING; estado=1 establecido en [<000000002d50bfb6>] w1_process+0x9e/0x1d0 [wire] ADVERTENCIA: CPU: 0 PID: 262 en kernel/sched/core.c:9817 __might_sleep+0x98/0xa0 CPU: 0 PID: 262 Comm: w1_bus_master1 Contaminado: GN 6.1.0-rc3+ #307 RIP: 0010:__might_sleep+0x98/0xa0 Rastreo de llamadas: exit_signals+0x6c/0x550 do_exit+0x2b4/0x17e0 kthread_exit+0x52/0x60 kthread+0x16d/0x1e0 ret_from_fork+0x1f/0x30 El estado de la tarea est\u00e1 establecido en TASK_INTERRUPTIBLE en bucle en w1_process(), config\u00farelo en TASK_RUNNING cuando salga del bucle para evitar la advertencia."}], "lastModified": "2025-10-01T20:17:09.927", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3110F0F7-4B63-4FC3-890B-D2A72AFE3583", "versionEndExcluding": "4.14.305", "versionStartIncluding": "2.6.28"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "83C4B95C-BD08-4683-A26E-2A65333F2D15", "versionEndExcluding": "4.19.272", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "79CA608C-BC5E-4BB5-9250-771AEC44F412", "versionEndExcluding": "5.4.231", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A44D9D24-661C-40D4-8735-4CEB1C7C02F2", "versionEndExcluding": "5.10.166", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "91C2E92D-CC25-4FBD-8824-56A148119D7E", "versionEndExcluding": "5.15.91", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "ED5B6045-B1D2-4E03-B194-9005A351BCAE", "versionEndExcluding": "6.1.9", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FF501633-2F44-4913-A8EE-B021929F49F6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2BDA597B-CAC1-4DF0-86F0-42E142C654E9"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "725C78C9-12CE-406F-ABE8-0813A01D66E8"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A127C155-689C-4F67-B146-44A57F4BFD85"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}