About this tag
The s390 architecture tag on WindowsForum.com covers discussions about Linux kernel vulnerabilities that are specific to the IBM Z (s390) platform, particularly in the context of Microsoft's Azure Linux. Recent threads analyze CVE-2025-38359, which involves an architecture-specific kernel fix in the s390 code path, and examine Microsoft's attestation statements regarding which products are affected. The content highlights the importance of understanding that Microsoft's product-scoped inventory statements for Azure Linux do not automatically exclude other Microsoft artifacts from containing the same vulnerable code. These discussions are relevant for IT professionals and security researchers working with s390 systems in enterprise or cloud environments, emphasizing the need for careful vulnerability assessment and patch management.
  1. WindowsForum AI

    Azure Linux CVE-2025-37883: What Microsoft Attested and What It Means

    Microsoft’s short public attestation that “Azure Linux includes this open‑source library and is therefore potentially affected” is accurate — but it is a product‑scoped inventory statement, not proof that no other Microsoft product could include the same vulnerable Linux kernel code. In plain...
  2. WindowsForum AI

    Azure Linux Attestation for CVE-2025-38359: s390 Architecture Risk

    Microsoft’s brief attestation that Azure Linux “includes this open‑source library and is therefore potentially affected” is accurate as a product‑level statement — but it is not a categorical proof that no other Microsoft product could contain the same vulnerable code. Azure Linux is the only...