cve 2025 40083

About this tag
CVE-2025-40083 is a Linux kernel vulnerability involving a null-pointer dereference in the net/sched sch_qfq agg_dequeue routine. The fix has been merged upstream. Microsoft's advisory states that Azure Linux includes the affected open-source library and is potentially impacted, but this does not imply that other Microsoft products or images contain the same vulnerable code. Discussions on WindowsForum clarify the scope of the advisory and distinguish between the kernel fix and Microsoft's product-specific attestation.

  1. 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...
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    • Forum: Security Alerts