CVE-2026-53077
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.12% probability · 2th percentile
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/07035306bf722f4676a1aee35cbeb3732c76194ePatch
- https://git.kernel.org/stable/c/3174fc703d081d2ca538b22fba734e3ad5b52322Patch
- https://git.kernel.org/stable/c/3e7f14cd5a51533404e1ae4809caab46073fb5c7Patch
- https://git.kernel.org/stable/c/a7494479757d60d2413bfaa087f8431a26eea032Patch
- https://git.kernel.org/stable/c/b6a54f5e9ce9b97ae641855378d71c5154a085c0Patch
- https://git.kernel.org/stable/c/c244b79adffad89a5173cf8bfaa06a6b40bbd09bPatch
- https://git.kernel.org/stable/c/ebf71dd4aff46e8e421d455db3e231ba43d2fa8aPatch
- https://git.kernel.org/stable/c/fb407343c0c16e94584707b2dfdd350a5f81b000Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.