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cve 2025 38239

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CVE-2025-38239 is a Linux kernel vulnerability affecting the SCSI megaraid_sas driver, where an invalid node index can cause an out-of-bounds access when DRAM interleaving is enabled, leading to UBSAN errors. Microsoft has confirmed that Azure Linux includes the affected open-source library and is potentially impacted. However, this attestation does not guarantee that other Microsoft products are free from the vulnerable code. Operators should treat Azure Linux as a confirmed carrier and perform artifact-level verification across other Microsoft-distributed kernels and images to ensure comprehensive patch coverage.
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    Understanding CVE-2025-38239: Azure Linux Attestation and Patch Verification

    Microsoft’s short answer — that “Azure Linux includes this open‑source library and is therefore potentially affected” — is an authoritative, product‑level attestation, but it is not a technical guarantee that no other Microsoft product could contain the same vulnerable Linux kernel code...
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    • azure linux csaf vex attestations cve 2025 38239 linux kernel
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    • Forum: Security Alerts
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