Most recent entries from all https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 02:34:49 +0000 CVE-2026-93689 — WinFsp through 2.2.26215 NULL Pointer Dereference via Fast I/O https://vulnerability.circl.lu/vuln/cve-2026-93689 <p><strong>Affected:</strong> winfsp</p> <p>WinFsp through 2.2.26215 contains a null pointer dereference vulnerability in the kernel driver&#39;s Fast I/O device control handler that fails to validate the volume context before use. An unprivileged local user can trigger a denial of service by opening the WinFsp control device and issuing FSP_IOCTL_TRANSACT requests, causing a system crash.</p> <p><strong>Affected:</strong> winfsp</p> <p>WinFsp through 2.2.26215 contains a null pointer dereference vulnerability in the kernel driver&#39;s Fast I/O device control handler that fails to validate the volume context before use. An unprivileged local user can trigger a denial of service by opening the WinFsp control device and issuing FSP_IOCTL_TRANSACT requests, causing a system crash.</p> https://vulnerability.circl.lu/vuln/cve-2026-93689