The vulnerability of the io_poll_remove() function in the io_uring/poll.c module of the Linux kernel’s asynchronous I/O interface allows a attacker to cause a service failure.

The vulnerability of the iopollremove function in the iouring/poll.c module of the Linux kernel’s asynchronous I/O interface involves a lack of checking for the return value. Exploiting this vulnerability could allow an attacker to cause a service failure...

Astra Linux – Vulnerability in Linux 6.1

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

SUSE CVE-2025-71149

This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

AZL-75147 CVE-2025-71149 affecting package kernel for versions less than 6.6.121.1-1

In the Linux kernel, the following vulnerability has been resolved: iouring/poll: correctly handle iopolladd return value on update When the core of iouring was updated to handle completions consistently and with fixed return codes, the POLLREMOVE opcode with updates got slightly broken. If a...

CVE-2025-71149

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2025-71149

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2025-71149

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2025-71149

This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2025-71149

CVE-2025-71149 is reported in multiple advisories as a Linux kernel io_uring/poll issue. The root cause is incorrect handling of the return value from io_poll_add() during updates, which can affect completion/event signaling (CQEs) for POLL_ADD/POLL_REMOVE scenarios. Affected advisories reference...

CVE-2025-71149 io_uring/poll: correctly handle io_poll_add() return value on update

In the Linux kernel, the following vulnerability has been resolved: iouring/poll: correctly handle iopolladd return value on update When the core of iouring was updated to handle completions consistently and with fixed return codes, the POLLREMOVE opcode with updates got slightly broken. If a...

CVE-2025-71149

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PT-2026-4362

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel’s io uring/poll subsystem where the handling of io poll add return values during updates is incorrect. Specifically, if a POLL ADD is pending and a PO...