Bug 2492410 (CVE-2026-53077) - CVE-2026-53077 kernel: net/rds: Restrict use of RDS/IB to the initial network namespace
Summary: CVE-2026-53077 kernel: net/rds: Restrict use of RDS/IB to the initial network...
Keywords:
Status: NEW
Alias: CVE-2026-53077
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-06-24 18:10 UTC by OSIDB Bzimport
Modified: 2026-06-26 16:08 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-06-24 18:10:47 UTC 
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.
Comment 1 Mauro Matteo Cascella 2026-06-26 12:23:20 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026062406-CVE-2026-53077-a66c@gregkh/T
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