CVE-2024-35831

CVE Details

Release Date:	2024-05-17
Impact:	Moderate	What is this?

Description

In the Linux kernel, the following vulnerability has been resolved:\nio_uring: Fix release of pinned pages when __io_uaddr_map fails\nLooking at the error path of __io_uaddr_map, if we fail after pinning\nthe pages for any reasons, ret will be set to -EINVAL and the error\nhandler won't properly release the pinned pages.\nI didn't manage to trigger it without forcing a failure, but it can\nhappen in real life when memory is heavily fragmented.

See more information about CVE-2024-35831 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	5.5
Vector String:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version:	3.1
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 9 (kernel)	ELSA-2024-9315	2024-11-14