Medium · 5.5 CVE-2021-33096 EUVD-2021-19811GHSA-rchm-qq78-745r

Improper isolation of shared resources in network on chip for the Intel(R) 82599 Ethernet Controllers and Adapters may allow an authenticat…

Published Feb 9, 2022 · Updated May 5, 2025 · Assigned by intel

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Description

Improper isolation of shared resources in network on chip for the Intel(R) 82599 Ethernet Controllers and Adapters may allow an authenticated user to potentially enable denial of service via local access.

Affected products

Vendor	Product	Affected	Fixed
—	Intel(R) 82599 Ethernet Controllers and Adapters	See references	—

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

Ubuntu

Security tracker ↗

Release	Package	Fixed in	Advisory
Ubuntu Nvidia-BlueField 24.04 LTS	linux-bluefield	No fix yet	—
Ubuntu 26.04 LTS	linux-gke +2	No fix yet	—
Ubuntu 24.04 LTS	linux-intel +17	No fix yet	—
Ubuntu 22.04 LTS	linux-riscv +32	No fix yet	—
Ubuntu 20.04 LTS	linux-gke +28	No fix yet	—

Show 11 more (older releases, extended support, other products)

Release	Package	Fixed in	Advisory
Ubuntu 18.04 LTS	linux-gcp +14	No fix yet	—
Ubuntu 16.04 LTS	linux-hwe-edge	No fix yet	—
Ubuntu Pro Realtime 24.04 LTS	linux-realtime-6.14	No fix yet	—
Ubuntu Pro FIPS 18.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS 16.04 LTS	linux-fips	No fix yet	—
Ubuntu Pro FIPS-updates 18.04 LTS	linux-fips +3	No fix yet	—
Ubuntu Pro FIPS-updates 16.04 LTS	linux-fips	No fix yet	—
Ubuntu Pro 20.04 LTS	linux +21	No fix yet	—
Ubuntu Pro 18.04 LTS	linux +12	No fix yet	—
Ubuntu Pro 16.04 LTS	linux +7	No fix yet	—
Ubuntu Pro 14.04 LTS	linux +3	No fix yet	—

Advisories 1

WID-SEC-2022-0320 Intel Ethernet Controller: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Mar 13, 2025

References