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CVE-2026-53009: ice: fix double-free of tx_buf skb

criticalCVSS 9.8CVE-2026-53009

CSIRTS triage

Memory corruption
What
The vulnerability involves a double-free of tx_buf skb in the ice driver.
Who is affected
Deployments using the ice driver are affected.
Urgency
Remediation is critical urgency due to the critical severity rating.
Action
Patch the ice driver immediately.

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

Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
critical — CVSS 9.8
Published
2026-06-09
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53009

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.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-53009coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.