Name: CVE-2018-20855: Improper Restriction of Operations within the Bounds of a Memory Buffer
Creator: Rapid7
Published: 2019-07-26T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2018-20855, CWE-119, CVSS 3.3, EPSS 0.00467

An issue was discovered in the Linux kernel before 4.18.7. In create_qp_common in drivers/infiniband/hw/mlx5/qp.c, mlx5_ib_create_qp_resp was never initialized, resulting in a leak of stack memory to userspace.

CVSS Details

CVSS 3.1 Base Score: 3.3
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade linux	Jul 30, 2024	Jul 26, 2019
Oracle_linux	—	Upgrade kernel-uek	Oct 5, 2022	Jul 26, 2019
Redhat_linux	—	No solution exists	Jul 9, 2025	Jul 26, 2019
Suse	—	Upgrade kernel-default-manUpgrade kernel-obs-buildUpgrade kernel-default-extraUpgrade kernel-source-azureUpgrade kernel-ec2-develUpgrade kernel-devel-azureUpgrade kernel-docsUpgrade kernel-ec2-extraUpgrade kernel-defaultUpgrade kernel-azure-baseUpgrade kernel-ec2	Aug 8, 2019	Jul 26, 2019

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CVSS Details

Covered by Rapid7

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