vex attestations

  1. CVE-2025-40102: Azure Linux Attestation and the Broader Microsoft Kernel Risk

    Microsoft’s short advisory that “Azure Linux includes this open‑source library and is therefore potentially affected” is accurate — but it is a product‑scoped attestation, not a categorical statement that no other Microsoft product can contain the same vulnerable component. Background / Overview...
  2. CVE-2025-40100: Azure Linux Btrfs Bug and Cross‑Product Verification

    Microsoft’s short advisory that “Azure Linux includes this open‑source library and is therefore potentially affected” accurately describes the inventory Microsoft has completed — but it is a product‑scoped attestation, not a categorical statement that no other Microsoft product can include the...
  3. CVE-2025-39940: Linux dm stripe Overflow Fix and Azure Linux Attestation

    CVE-2025-39940 fixes a small but real integer‑overflow bug in the Linux kernel’s device‑mapper striped target (dm‑stripe), and Microsoft’s MSRC advisory correctly names Azure Linux as the Microsoft product it has validated as potentially affected — but that attestation is product‑scoped, not a...
  4. Azure Linux Attestations and CVE-2025-39905: Product Scope vs Ecosystem Coverage

    Microsoft’s brief advisory 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 can include the same vulnerable kernel code. Background / Overview...
  5. CVE-2025-40083: Linux Kernel Null Pointer Fix and Azure Linux Attestation

    The Linux kernel fix for CVE-2025-40083 — a null-pointer dereference corrected in net/sched’s sch_qfq agg_dequeue routine — is real, narrow in scope, and already merged upstream; Microsoft’s public advisory that “Azure Linux includes this open‑source library and is therefore potentially...
  6. Understanding Azure Linux Attestations: VEX Is Product Scoped, Not Universal

    Microsoft’s concise MSRC wording that “Azure Linux includes this open‑source library and is therefore potentially affected” is accurate — but it is a product‑scoped attestation, not a categorical declaration that no other Microsoft product can or does include the same vulnerable Linux code...
  7. CVE-2024-41008: Azure Linux Attestation and Microsoft Kernel Risk

    Microsoft’s MSRC advisory that “Azure Linux includes this open‑source library and is therefore potentially affected” is an authoritative, product‑scoped attestation — but it is not a categorical guarantee that no other Microsoft product contains the same vulnerable AMDGPU code; Azure Linux is...
  8. Azure Linux VEX Attestation for CVE-2024-57809: What Defenders Should Do

    Microsoft’s public mapping that “Azure Linux includes this open‑source library and is therefore potentially affected” is a precise, product‑level attestation — and it should be treated as an authoritative signal for any organization that runs Azure Linux images — but it is not a categorical...
  9. CVE-2025-39764: Azure Linux Attestation and Potential Microsoft Kernel Exposure

    A subtle netfilter change in the upstream Linux kernel — logged as CVE-2025-39764 — was introduced to remove unsafe reference-counting in the conntrack expectation dump path, fixing a race that could lead to a kernel memory leak; Microsoft’s public attestation names Azure Linux as a product that...
  10. Azure Linux CVE-2025-39829 Attestations Explained

    Microsoft’s initial advisory for CVE-2025-39829 makes a narrow, but important, claim: Azure Linux is the Microsoft product Microsoft has identified so far as including the affected open‑source component (the kernel trace fgraph notifier code), and Microsoft will update its CVE/VEX attestations...