CVE-2022-49751
Description
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 Details
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Threat Intelligence
Affected Products 10
| Vendor | Product | Version | Range |
|---|---|---|---|
| linux | linux_kernel | * | ≥2.6.28 – <4.14.305 |
| linux | linux_kernel | * | ≥4.15 – <4.19.272 |
| linux | linux_kernel | * | ≥4.20 – <5.4.231 |
| linux | linux_kernel | * | ≥5.5 – <5.10.166 |
| linux | linux_kernel | * | ≥5.11 – <5.15.91 |
| linux | linux_kernel | * | ≥5.16 – <6.1.9 |
| linux | linux_kernel | 6.2 | any |
| linux | linux_kernel | 6.2 | any |
| linux | linux_kernel | 6.2 | any |
| linux | linux_kernel | 6.2 | any |
References 7
- git.kernel.org https://git.kernel.org/stable/c/190b5c3bbd5df685bb1063bda048831d72b8f1d4
- git.kernel.org https://git.kernel.org/stable/c/216f35db6ec6a667cd9db4838d657c1d2f4684da
- git.kernel.org https://git.kernel.org/stable/c/276052159ba94d4d9f5b453fb4707d6798c6b845
- git.kernel.org https://git.kernel.org/stable/c/36225a7c72e9e3e1ce4001b6ce72849f5c9a2d3b
- git.kernel.org https://git.kernel.org/stable/c/89c62cee5d4d65ac75d99b5f986f7f94290e888f
- git.kernel.org https://git.kernel.org/stable/c/bccd6df4c177b1ad766f16565ccc298653d027d0
- git.kernel.org https://git.kernel.org/stable/c/cfc7462ff824ed6718ed0272ee9aae88e20d469a
Remediation
- git.kernel.org https://git.kernel.org/stable/c/190b5c3bbd5df685bb1063bda048831d72b8f1d4
- git.kernel.org https://git.kernel.org/stable/c/216f35db6ec6a667cd9db4838d657c1d2f4684da
- git.kernel.org https://git.kernel.org/stable/c/276052159ba94d4d9f5b453fb4707d6798c6b845
- git.kernel.org https://git.kernel.org/stable/c/36225a7c72e9e3e1ce4001b6ce72849f5c9a2d3b
- git.kernel.org https://git.kernel.org/stable/c/89c62cee5d4d65ac75d99b5f986f7f94290e888f
- git.kernel.org https://git.kernel.org/stable/c/bccd6df4c177b1ad766f16565ccc298653d027d0
- git.kernel.org https://git.kernel.org/stable/c/cfc7462ff824ed6718ed0272ee9aae88e20d469a