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wsl security patch
About this tag
The wsl security patch tag covers vulnerabilities and fixes affecting the Windows Subsystem for Linux ecosystem. Recent content highlights CVE-2026-43618, a high-severity integer overflow in rsync versions 3.4.2 and earlier that can allow remote memory disclosure. Microsoft listed the patch in its Security Update Guide after rsync 3.4.3 shipped on May 20, 2026. The bug impacts WSL workflows, backup jobs, and cross-platform automation where rsync is a trusted utility. Discussions emphasize that small, infrastructure-level tools like rsync require attention in security patching. This tag is relevant for IT administrators and developers managing WSL environments and needing to apply security updates to prevent data leaks.
Microsoft listed CVE-2026-43618 in its Security Update Guide after rsync 3.4.3 shipped on May 20, 2026, fixing a high-severity integer overflow in versions 3.4.2 and earlier that can let a malicious sender make a receiver disclose process memory over the network. The bug is not a Windows kernel...