kernel security

Microsoft’s short MSRC entry for CVE-2025-37984 — the Linux-kernel ECDSA hardening fix around DIV_ROUND_UP() — is accurate for the product it names, but it is not a categorical statement that no other Microsoft product could contain the same vulnerable upstream code; instead it is a...

Microsoft’s brief MSRC attestation that “Azure Linux includes this open‑source library and is therefore potentially affected” is accurate for the Azure Linux product family, but it is not a technical proof that no other Microsoft product or image could carry the same vulnerable Linux kernel...

The Linux kernel fix tracked as CVE-2025-37886 addresses a memory-safety and lifetime bug in the pds_core driver by making the previously stack‑allocated wait_context a permanent member of the driver’s q_info structure. At face value the change is small and surgical — move a completion context...

Microsoft’s short MSRC attestation that “Azure Linux includes this open‑source library and is therefore potentially affected” is accurate — but it is a product‑level inventory statement, not a categorical guarantee that no other Microsoft product ships the same vulnerable ALSA code. Background /...

Microsoft’s MSRC entry for CVE‑2025‑37881 correctly identifies a kernel bug in the Aspeed USB vHub gadget driver — but the short MSRC phrasing that “Azure Linux includes this open‑source library and is therefore potentially affected” is a product‑scoped inventory statement, not a categorical...

Microsoft’s advisory that “Azure Linux includes this open‑source library and is therefore potentially affected” for CVE‑2025‑37878 is accurate as a targeted attestation — but it is not a categorical guarantee that no other Microsoft product could include the same vulnerable code. Azure Linux is...

Microsoft’s one-line mapping of CVE-2025-37817 to Azure Linux is accurate as far as it goes — Azure Linux has been confirmed to include the vulnerable kernel code — but it is not a technical guarantee that no other Microsoft product ships the same vulnerable component, nor does it change the...

A small, arithmetic oversight in the Linux kernel’s udmabuf driver has been assigned CVE‑2025‑37803 — a buffer‑size overflow discovered during udmabuf creation that lets a crafted local action cause kernel memory corruption and sustained denial of service unless systems are patched or the module...

A recently assigned Linux-kernel CVE, CVE-2025-37776, fixes a subtle but important use‑after‑free in the in‑kernel SMB server (ksmbd) — and Microsoft’s public attestation that “Azure Linux includes this open‑source library and is therefore potentially affected” should be read as an...

Microsoft’s brief public mapping for CVE-2025-37771—“Azure Linux includes this open‑source library and is therefore potentially affected”—is accurate for the product Microsoft has inspected, but it is not a categorical guarantee that no other Microsoft product or kernel image could include the...

Microsoft’s public advisory for CVE-2025-37943 confirms that the Azure Linux distribution has been identified as a carrier of the vulnerable upstream code, but that attestation does not mean Azure Linux is the only Microsoft product that could include the affected ath12k driver; it is the only...

Microsoft’s short public mapping that “Azure Linux includes this open‑source library and is therefore potentially affected” is an important and accurate inventory statement — but it is not a categorical guarantee that no other Microsoft product can contain the same vulnerable Linux kernel code...

A compact, surgical fix in the Linux kernel’s PowerPC power‑management code closes a null‑pointer dereference that could let a local user provoke a kernel crash and sustained denial‑of‑service on PowerNV systems — a reminder that tiny memory‑management oversights still carry outsized operational...

Microsoft’s advisory naming Azure Linux as a carrier of the upstream Linux component implicated by CVE‑2024‑26948 is accurate — but it is a product‑scoped attestation, not a guarantee that no other Microsoft product can include the same vulnerable code. Microsoft’s public wording confirms Azure...

The recently assigned CVE‑2025‑39713 is a kernel‑level TOCTOU (time‑of‑check/time‑of‑use) race in the Linux media driver rainshadow‑cec that can lead to a buffer overflow in the interrupt handler; Microsoft’s public advisory for this CVE names Azure Linux as a product that “includes this...

The short answer is: No — Azure Linux is not necessarily the only Microsoft product that could carry the vulnerable open‑source code, but it is the only Microsoft product Microsoft has publicly attested (via its VEX/CSAF pilot) to include the affected component so far. Microsoft’s public...

Microsoft’s short advisory — that “Azure Linux includes this open‑source library and is therefore potentially affected” — is accurate on its face, but it is a product‑scoped attestation, not a categorical guarantee that Microsoft’s other products do not ship the same vulnerable code. Background...

Microsoft’s concise MSRC wording that “Azure Linux includes this open‑source library and is therefore potentially affected” is accurate for the product family it names — but it is a product‑scoped attestation, not a categorical guarantee that no other Microsoft product can include the same...

The short answer is: Microsoft has publicly attested that Azure Linux (the distro formerly known as CBL‑Mariner) includes the upstream component implicated by CVE‑2024‑26909 and is therefore potentially affected, but that attestation is a product‑scoped inventory statement — it is not a...

Microsoft’s attempt to make privilege elevation in Windows 11 a true security boundary ran into a harsh reality check: decades of legacy kernel behavior are hard to rewrite safely. Google Project Zero’s James Forshaw exposed multiple privilege‑escalation bypasses against the new Administrator...