CVE-2022-3103

off-by-one in iouring module...

CVE-2022-3103

off-by-one in iouring module...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A buffer overflow vulnerability exists in Linux kernel version v6.0-rc3, which stems from the presence of Off-By-One in the iouring module.An attacker can exploit this...

Unbreakable Enterprise kernel-container security update

5.15.0-2.52.3.el8 - posix-cpu-timers: Cleanup CPU timers before freeing them during exec Thadeu Lima de Souza Cascardo Orabug: 34495548 CVE-2022-2585 - fix race between exititimers and /proc/pid/timers Oleg Nesterov Orabug: 34495548 - rds: ib: Add preemption control when using per-cpu variables...

Unbreakable Enterprise kernel security update

5.15.0-2.52.3 - posix-cpu-timers: Cleanup CPU timers before freeing them during exec Thadeu Lima de Souza Cascardo Orabug: 34495548 CVE-2022-2585 - fix race between exititimers and /proc/pid/timers Oleg Nesterov Orabug: 34495548 - rds: ib: Add preemption control when using per-cpu variables Hakon...

Linux kernel resource management error vulnerability (CNVD-2022-69192)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a resource management error vulnerability that originates from a confusion in the instruction responsible for freeing memory in iouring. An attacker...

CVE-2022-3176

A use-after-free flaw was found in iouring in the Linux kernel. This flaw allows a local user to trigger the issue if a signalfd or binder fd is polled with the iouring poll due to a lack of iouring POLLFREE handling...

A null pointer dereference issue was discovered in fs/io_uring.c in the Linux kernel before 5.15.62. A local user could use this flaw to crash the system or potentially cause a denial of service.

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GSD-2022-1005324 io_uring: fix io_uring_cqe_overflow trace format

iouring: fix iouringcqeoverflow trace format 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 v5.19.2 by commit...

CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

DEBIAN-CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

Double free

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

UBUNTU-CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

CVE-2022-3176 Use-after-free in io_uring in Linux Kernel

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

CVE-2022-3176

CVE-2022-3176 describes a use-after-free in the Linux kernel’s io_uring subsystem. Signalfd_poll() and binder_poll() use a waitqueue whose lifetime is the current task, and the POLLFREE notification is sent to all waiters before the queue is freed, but io_uring poll does not handle POLLFREE. This...

CVE-2022-3176

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

CVE-2022-3176 Use-after-free in io_uring in Linux Kernel

There exists a use-after-free in iouring in the Linux kernel. Signalfdpoll and binderpoll use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters before the queue is freed. Unfortunately, the iouring poll doesn't handle POLLFREE. This allows a...

Linux kernel 资源管理错误漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a resource management error vulnerability that originates from a confusion in the instruction responsible for freeing memory in iouring. An attacker...