CVE-2026-46145 HIGH

CVE-2026-46145: RDMA/mana: Validate rx_hash_key_len

Vendor Linux
Product Linux
Published May 28, 2026
Last update June 30, 2026

CVSS base score

7.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rx_hash_key_len Sashiko points out that rx_hash_key_len comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds check it so the memcpy cannot overflow.

Key dates

02Disclosure timeline

May 28, 2026 CVE published
June 30, 2026 Record updated