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CVE-2025-40180: mailbox: zynqmp-ipi: Fix out-of-bounds access in mailbox cleanup loop

mediumCVSS 6.3CVE-2025-40180

CSIRTS triage

vendor: Xilinxproduct: Linux mailbox zynqmp-ipi driverMemory corruption
What
Out-of-bounds memory access in mailbox cleanup loop.
Who is affected
Linux systems with Xilinx ZynqMP mailbox IPI device.
Urgency
Medium priority; CVSS 6.3, potential memory corruption on cleanup.
Action
Update Linux kernel to include bounds check in mailbox cleanup.

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 6.3
Published
2026-08-06
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40180

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-2025-40180coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for mailbox

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.

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