CVE-2023-52914

MEDIUM

Linux Kernel 6.0-6.1.6 - Use-After-Free in io_uring Poll Request Handling

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: io_uring/poll: add hash if ready poll request can't complete inline If we don't, then we may lose access to it completely, leading to a request leak. This will eventually stall the ring exit process as well.

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/4ad6c063541665c407d17e1faf2fe4f04e947dcc

Patch

https://git.kernel.org/stable/c/febb985c06cb6f5fac63598c0bffd4fd823d110d

Scores

CVSS v3 5.5

EPSS 0.0021

EPSS Percentile 10.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-401

Status published

Products (8)

Linux/Linux < 6.0

Linux/Linux 49f1c68e048f1706b71c8255faf8110113d1cc48 - 4ad6c063541665c407d17e1faf2fe4f04e947dcc

Linux/Linux 49f1c68e048f1706b71c8255faf8110113d1cc48 - febb985c06cb6f5fac63598c0bffd4fd823d110d

Linux/Linux 6.0

Linux/Linux 6.1.7 - 6.1.*

Linux/Linux 6.2

linux/linux_kernel 6.2 rc1 (3 CPE variants)

linux/linux_kernel 6.0 - 6.1.7

Published Aug 21, 2024

Tracked Since Feb 18, 2026