CVE-2024-40993

CVE Details

Release Date:	2024-07-12
Impact:	Moderate	What is this?

Description

In the Linux kernel, the following vulnerability has been resolved:\nnetfilter: ipset: Fix suspicious rcu_dereference_protected()\nWhen destroying all sets, we are either in pernet exit phase or\nare executing a 'destroy all sets command' from userspace. The latter\nwas taken into account in ip_set_dereference() (nfnetlink mutex is held),\nbut the former was not. The patch adds the required check to\nrcu_dereference_protected() in ip_set_dereference().

See more information about CVE-2024-40993 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

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