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CVE-2022-49751— w1: fix WARNING after calling w1_process()

EPSS 0.01% · P2

Affected Version Matrix 16

VendorProductVersion RangeStatus
LinuxLinux3c52e4e627896b42152cc6ff98216c302932227e< 190b5c3bbd5df685bb1063bda048831d72b8f1d4affected
3c52e4e627896b42152cc6ff98216c302932227e< bccd6df4c177b1ad766f16565ccc298653d027d0affected
3c52e4e627896b42152cc6ff98216c302932227e< 276052159ba94d4d9f5b453fb4707d6798c6b845affected
3c52e4e627896b42152cc6ff98216c302932227e< 216f35db6ec6a667cd9db4838d657c1d2f4684daaffected
3c52e4e627896b42152cc6ff98216c302932227e< 89c62cee5d4d65ac75d99b5f986f7f94290e888faffected
3c52e4e627896b42152cc6ff98216c302932227e< cfc7462ff824ed6718ed0272ee9aae88e20d469aaffected
3c52e4e627896b42152cc6ff98216c302932227e< 36225a7c72e9e3e1ce4001b6ce72849f5c9a2d3baffected
2.6.28affected
… +8 more rows
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I. Basic Information for CVE-2022-49751

Vulnerability Information
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Vulnerability Title
w1: fix WARNING after calling w1_process()
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于w1_process状态设置不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux 3c52e4e627896b42152cc6ff98216c302932227e ~ 190b5c3bbd5df685bb1063bda048831d72b8f1d4 -
LinuxLinux 2.6.28 -

II. Public POCs for CVE-2022-49751

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III. Intelligence Information for CVE-2022-49751

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Same Patch Batch · Linux · 2025-03-27 · 124 CVEs total

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CVE-2023-52999net: fix UaF in netns ops registration error path
CVE-2023-52997ipv4: prevent potential spectre v1 gadget in ip_metrics_convert()
CVE-2023-52996ipv4: prevent potential spectre v1 gadget in fib_metrics_match()
CVE-2023-52995riscv/kprobe: Fix instruction simulation of JALR
CVE-2023-52994acpi: Fix suspend with Xen PV
CVE-2023-52993x86/i8259: Mark legacy PIC interrupts with IRQ_LEVEL
CVE-2023-52992bpf: Skip task with pid=1 in send_signal_common()
CVE-2023-52991net: fix NULL pointer in skb_segment_list
CVE-2023-52989firewire: fix memory leak for payload of request subaction to IEC 61883-1 FCP region
CVE-2023-52988ALSA: hda/via: Avoid potential array out-of-bound in add_secret_dac_path()
CVE-2023-52987ASoC: SOF: ipc4-mtrace: prevent underflow in sof_ipc4_priority_mask_dfs_write()
CVE-2023-52986bpf, sockmap: Check for any of tcp_bpf_prots when cloning a listener
CVE-2023-52985arm64: dts: imx8mm-verdin: Do not power down eth-phy
CVE-2023-52984net: phy: dp83822: Fix null pointer access on DP83825/DP83826 devices
CVE-2023-52973vc_screen: move load of struct vc_data pointer in vcs_read() to avoid UAF
CVE-2022-49761btrfs: always report error in run_one_delayed_ref()
CVE-2022-49760mm/hugetlb: fix PTE marker handling in hugetlb_change_protection()
CVE-2023-52974scsi: iscsi_tcp: Fix UAF during login when accessing the shost ipaddress

Showing top 20 of 124 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2022-49751

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