https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 06 Oct 2026 09:46:15 +0000 https://vulnerability.circl.lu/vuln/cve-2021-47471 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>drm: mxsfb: Fix NULL pointer dereference crash on unload</p> <p>The mxsfb-&gt;crtc.funcs may already be NULL when unloading the driver, in which case calling mxsfb_irq_disable() via drm_irq_uninstall() from mxsfb_unload() leads to NULL pointer dereference.</p> <p>Since all we care about is masking the IRQ and mxsfb-&gt;base is still valid, just use that to clear and mask the IRQ.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>drm: mxsfb: Fix NULL pointer dereference crash on unload</p> <p>The mxsfb-&gt;crtc.funcs may already be NULL when unloading the driver, in which case calling mxsfb_irq_disable() via drm_irq_uninstall() from mxsfb_unload() leads to NULL pointer dereference.</p> <p>Since all we care about is masking the IRQ and mxsfb-&gt;base is still valid, just use that to clear and mask the IRQ.</p> https://vulnerability.circl.lu/vuln/cve-2021-47471