CVE-2018-5332

CVE Details

Release Date:	2018-01-11
Impact:	Moderate	What is this?

Description

In the Linux kernel through 3.2, the rds_message_alloc_sgs() function does not validate a value that is used during DMA page allocation, leading to a heap-based out-of-bounds write (related to the rds_rdma_extra_size function in net/rds/rdma.c).

See more information about CVE-2018-5332 from MITRE CVE dictionary and NIST NVD

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

CVSS v2 metrics

Base Score:	7.2
Vector String:	AV:L/AC:L/Au:N/C:C/I:C/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete

CVSS v3 metrics

Base Score:	5.5
Vector String:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version:	3.0
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 10 (kernel-uek)	ELSA-2025-20480	2025-07-17
Oracle Linux version 10 (kernel-uek)	ELSA-2025-20530	2025-08-18
Oracle Linux version 5 (kernel-uek)	ELSA-2018-4110	2018-05-15
Oracle Linux version 6 (dtrace-modules-3.8.13-118.21.1.el6uek)	ELSA-2018-4109	2018-05-15
Oracle Linux version 6 (kernel-uek)	ELSA-2018-4108	2018-05-15
Oracle Linux version 6 (kernel-uek)	ELSA-2018-4109	2018-05-15
Oracle Linux version 6 (kernel-uek)	ELSA-2018-4110	2018-05-15
Oracle Linux version 7 (dtrace-modules-3.8.13-118.21.1.el7uek)	ELSA-2018-4109	2018-05-15
Oracle Linux version 7 (kernel-uek)	ELSA-2018-4108	2018-05-15
Oracle Linux version 7 (kernel-uek)	ELSA-2018-4109	2018-05-15
Oracle Linux version 9 (kernel-uek)	ELSA-2025-20480	2025-07-17
Oracle Linux version 9 (kernel-uek)	ELSA-2025-20530	2025-08-18
Oracle VM version 3.3 (kernel-uek)	OVMSA-2018-0044	2018-05-16
Oracle VM version 3.4 (kernel-uek)	OVMSA-2018-0043	2018-05-16