CVE-2026-53077

net/rds: Restrict use of RDS/IB to the initial network namespace

High · published June 24, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
1.8
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

net/rds: Restrict use of RDS/IB to the initial network namespace

Prevent using RDS/IB in network namespaces other than the initial one.

The existing RDS/IB code will not work properly in non-initial network

namespaces.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00120 · 1.8th percentile
Published
2026-06-24T16:30Z
EPSS history
Timeline
  • 24 JUN 16:30Z
    net/rds: Restrict use of RDS/IB to the initial network namespace
    cvelistv5