af_alg security

About this tag
The af_alg security tag on WindowsForum.com covers discussions about the AF_ALG cryptographic socket interface in Linux, particularly as it relates to security vulnerabilities like CVE-2026-31677. This tag is relevant for administrators managing Windows environments that also run Linux workloads, such as through Windows Subsystem for Linux (WSL) or virtual machines. Content under this tag focuses on kernel-level crypto bugs, patch management, and the security implications of Linux cryptographic subsystems in mixed Windows-Linux deployments. Topics include receive-side scatterlist accounting issues and how these vulnerabilities affect systems where Linux operates alongside Windows.

  1. CVE-2026-31677 AF_ALG Linux Crypto Bug: What Windows+WSL Admins Should Patch

    CVE-2026-31677 is a freshly published Linux kernel vulnerability that lands in a part of the kernel many administrators rarely think about: the AF_ALG cryptographic socket interface. The issue, now included in the NVD dataset but not yet scored by NIST, centers on receive-side scatterlist...
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    • af_alg security kernel crypto linux kernel wsl patching
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    • Forum: Security Alerts