CVE-2024-44970: net/mlx5e: SHAMPO, Fix invalid WQ linked list unlink

mediumCVSS 5.5CVE-2024-44970

CSIRTS triage

vendor: Mellanox product: net/mlx5eOther

What: Improper work queue linked list unlinking in SHAMPO (Shared Address Monitored Packet Origin) functionality causes invalid memory access.
Who is affected: Systems using Mellanox mlx5e driver with SHAMPO feature enabled.
Urgency: Medium severity; linked list corruption can cause kernel instability or memory issues.
Action: Apply kernel patch fixing the mlx5e SHAMPO WQ linked list unlink operation.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 5.5
Published: 2026-08-06
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-44970

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2024-449700.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 44% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2024-44970	coverage & exploitation status	NVD · CVE.org

Recent advisories for net/mlx5e

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

unknownCVE-2026-74698: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: fix BQL reset o…nvd · 2026-08-22
highCVE-2026-72344: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: TC, skip peer f…nvd · 2026-08-15
highCVE-2026-72343: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA sta…nvd · 2026-08-15
highCVE-2026-72342: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix HV VHCA sta…nvd · 2026-08-15
unknownCVE-2026-72341: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix publication…nvd · 2026-08-15
highCVE-2026-72072: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: macsec: fix use…nvd · 2026-08-15