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THREAT OPSThreat News › [NVD] CVE-2026-64210 (HIGH 7.5) — In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: xsk: Fix unlocked writing to ICOSQ During napi poll, when the affinity changes and there's still XSK work to be done, we trigger an ICOSQ interrupt on the new CPU. However, this triggering on the ICO

[NVD] CVE-2026-64210 (HIGH 7.5) — In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: xsk: Fix unlocked writing to ICOSQ During napi poll, when the affinity changes and there's still XSK work to be done, we trigger an ICOSQ interrupt on the new CPU. However, this triggering on the ICO

lownvdPublished 2026-07-24

CVE-2026-64210 CVSS: 7.5 HIGH Published: 2026-07-24T16:16:48.623

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

net/mlx5e: xsk: Fix unlocked writing to ICOSQ

During napi poll, when the affinity changes and there's still XSK work to be done, we trigger an ICOSQ interrupt on the new CPU. However, this triggering on the ICOSQ is done unprotected.

There are 2 such races:

A) m

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64210