CVE-2022-48804

CVE Details

Release Date:

2024-07-16

Description

In the Linux kernel, the following vulnerability has been resolved:\nvt_ioctl: fix array_index_nospec in vt_setactivate\narray_index_nospec ensures that an out-of-bounds value is set to zero\non the transient path. Decreasing the value by one afterwards causes\na transient integer underflow. vsa.console should be decreased first\nand then sanitized with array_index_nospec.\nKasper Acknowledgements: Jakob Koschel, Brian Johannesmeyer, Kaveh\nRazavi, Herbert Bos, Cristiano Giuffrida from the VUSec group at VU\nAmsterdam.

See more information about CVE-2022-48804 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:	7.1	CVSS Vector:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	None	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2024-12806	2024-11-01
Oracle Linux version 7 (kernel-uek)	ELSA-2024-12806	2024-11-01
Oracle Linux version 8 (kernel)	ELSA-2024-7000	2024-09-24
Oracle Linux version 9 (kernel)	ELSA-2024-9315	2024-11-14
Oracle VM version 3 (kernel-uek)	OVMSA-2024-0015	2024-11-05