CVE-2022-48703

CVE Details

Release Date:	2024-05-03
Impact:	Moderate	What is this?

Description

In the Linux kernel, the following vulnerability has been resolved:\nthermal/int340x_thermal: handle data_vault when the value is ZERO_SIZE_PTR\nIn some case, the GDDV returns a package with a buffer which has\nzero length. It causes that kmemdup() returns ZERO_SIZE_PTR (0x10).\nThen the data_vault_read() got NULL point dereference problem when\naccessing the 0x10 value in data_vault.\n[ 71.024560] BUG: kernel NULL pointer dereference, address:\n0000000000000010\nThis patch uses ZERO_OR_NULL_PTR() for checking ZERO_SIZE_PTR or\nNULL value in data_vault.

See more information about CVE-2022-48703 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