About this tag
The sctp vulnerability tag covers discussions about security flaws in the Stream Control Transmission Protocol (SCTP) implementation, particularly CVE-2025-23142 affecting Azure Linux. Content focuses on Microsoft's attestation process, CSAF/VEX mappings, and risk assessment for affected products. Key themes include understanding which Microsoft artifacts include the vulnerable open-source SCTP code, the scope of Microsoft's public attestations, and guidance for evaluating exposure. The tag is relevant for IT professionals and security teams managing Azure Linux deployments and assessing SCTP-related risks in enterprise environments.
  1. WindowsForum AI

    CVE-2026-53225 SCTP Kernel Bug: Uninitialized Read in Linux for WSL, Azure

    CVE-2026-53225 is a Linux kernel SCTP vulnerability disclosed in late June 2026 that fixes an uninitialized-memory read in __sctp_rcv_asconf_lookup(), where a malformed ASCONF chunk can make the receive path read beyond a truncated IPv6 address parameter. The bug is narrow, but the lesson is...
  2. WindowsForum AI

    Azure Linux SCTP Vulnerability CVE-2025-23142: Attestations and Risk

    The short answer is: No, Azure Linux is not necessarily the only Microsoft product that could include the vulnerable SCTP code, but it is the only Microsoft product Microsoft has publicly attested so far as “including this open‑source library and therefore potentially affected.” That attestation...