CVE-2024-40971

CVE Details

Release Date:

2024-07-12

Description

In the Linux kernel, the following vulnerability has been resolved:\nf2fs: remove clear SB_INLINECRYPT flag in default_options\nIn f2fs_remount, SB_INLINECRYPT flag will be clear and re-set.\nIf create new file or open file during this gap, these files\nwill not use inlinecrypt. Worse case, it may lead to data\ncorruption if wrappedkey_v0 is enable.\nThread A: Thread B:\n-f2fs_remount-f2fs_file_open or f2fs_new_inode\n-default_options\n<- clear SB_INLINECRYPT flag\n-fscrypt_select_encryption_impl\n-parse_options\n<- set SB_INLINECRYPT again

See more information about CVE-2024-40971 from MITRE CVE dictionary and NIST NVD

CVSS Scoring

NOTE: The following CVSS v3.1 metrics and score provided are preliminary and subject to review.

Base Score:	5.3	CVSS Vector:	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
Attack Vector:	Local network	Attack Complexity:	High
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	None
Integrity Impact:	Low	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 8 (kernel-uek)	ELSA-2024-12618	2024-09-12
Oracle Linux version 9 (kernel-uek)	ELSA-2024-12618	2024-09-12