CVE-2024-36934

CVE Details

Release Date:

2024-05-30

Description

In the Linux kernel, the following vulnerability has been resolved:\nbna: ensure the copied buf is NUL terminated\nCurrently, we allocate a nbytes-sized kernel buffer and copy nbytes from\nuserspace to that buffer. Later, we use sscanf on this buffer but we don't\nensure that the string is terminated inside the buffer, this can lead to\nOOB read when using sscanf. Fix this issue by using memdup_user_nul\ninstead of memdup_user.

See more information about CVE-2024-36934 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:	6.1	CVSS Vector:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
Attack Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	Low
Integrity Impact:	None	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2024-12570	2024-08-05
Oracle Linux version 7 (kernel-uek)	ELSA-2024-12571	2024-08-05
Oracle VM version 3 (kernel-uek)	OVMSA-2024-0010	2024-08-07