CVE-2021-46942

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46942

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46942

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46942

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46942

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

UBUNTU-CVE-2021-46942

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46942 io_uring: fix shared sqpoll cancellation hangs

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46942

CVE-2021-46942 relates to the Linux kernel io_uring shared sqpoll cancellation hang. The root cause is an incorrect accounting of inflight requests when cancelling sqpoll contexts that share a sqpoll, caused by per-task counters that can count more requests than are present in the io_uring contex...

CVE-2021-46942

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

CVE-2021-46942: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iouring: fix shared sqpoll cancellation hangs 736.982891 INFO: task iou-sqp-4294:4295 blocked for more than 122 seconds. 736.982897 Call Trace: 736.982901 schedule+0x68/0xe0 736.982903 iouringcancelsqpoll+0xdb/0x110 736.982908...

SUSE CVE-2021-28951

An issue was discovered in fs/iouring.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service deadlock because exit may be waiting to park a SQPOLL thread, but concurrently that SQPOLL thread is waiting for a signal to start, aka CID-3ebba796fa25...

GSD-2021-1000057 io_uring: fix shared sqpoll cancellation hangs

iouring: fix shared sqpoll cancellation hangs This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.3 by commit...

UVI-2021-1000057 io_uring: fix shared sqpoll cancellation hangs

iouring: fix shared sqpoll cancellation hangs This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.3 by commit...

PT-2021-24530

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v5.12 through v5.12.2 Description: The issue is related to a problem with shared sqpoll cancellation hangs in io uring. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kerne...

PT-2021-28524

Name of the Vulnerable Software and Affected Versions Linux Kernel versions v5.12 through v5.12.2 Description The issue is related to a problem with shared sqpoll cancellation hangs in io uring. The actual impact and attack plausibility have not yet been proven. It was introduced in version v5.12...

PT-2024-11062 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the io uring feature in the Linux kernel, where the function io uring cancel sqpoll is intended to cancel all requests of a specified context. However, it uses...

An issue was discovered in fs/io_uring.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (deadlock) because exit may be waiting to park a SQPOLL thread but concurrently that SQPOLL thread is waiting for a signal to start aka CID-3ebba796fa25.

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CVE-2021-28951

A flaw was found in the Linux kernel. It allows attackers to cause a denial of service deadlock because exit may be waiting to park a SQPOLL thread, but concurrently that SQPOLL thread is waiting for a signal to start...

Linux kernel denial of service vulnerability (CNVD-2021-22863)

The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A denial of service vulnerability exists in fs/iouring.c in Linux kernel 5.11.8 and earlier. The vulnerability stems...