CVE-2022-1976

HIGH

Linux Kernel 5.17.3-5.18.5 - Use-After-Free in IO-URING

Title source: llm
STIX 2.1

Description

A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation.

References (2)

Core 2
Core References
Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2092549

Scores

CVSS v3 7.8
EPSS 0.0023
EPSS Percentile 13.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (1)
linux/linux_kernel 5.17.3 - 5.18.6
Published Aug 31, 2022
Tracked Since Feb 18, 2026