https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 29 Sep 2026 08:43:16 +0000 https://vulnerability.circl.lu/vuln/cve-2026-64145 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>wifi: wilc1000: fix dma_buffer leak on bus acquire failure</p> <p>wilc_wlan_firmware_download() allocates dma_buffer with kmalloc() at the top of the function and uses a &#39;fail:&#39; label to free it via kfree(dma_buffer) on error.</p> <p>All later error paths correctly use &#39;goto fail&#39; to route through this cleanup. However, the early failure path after the first acquire_bus() call uses a bare &#39;return ret;&#39;, which leaks dma_buffer whenever the bus acquire fails.</p> <p>Replace the early return with goto fail so the existing cleanup path runs.</p> <p>Found via a custom Coccinelle semantic patch hunting for kmalloc&#39;d locals leaked on early-return error paths in driver firmware-download code.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>wifi: wilc1000: fix dma_buffer leak on bus acquire failure</p> <p>wilc_wlan_firmware_download() allocates dma_buffer with kmalloc() at the top of the function and uses a &#39;fail:&#39; label to free it via kfree(dma_buffer) on error.</p> <p>All later error paths correctly use &#39;goto fail&#39; to route through this cleanup. However, the early failure path after the first acquire_bus() call uses a bare &#39;return ret;&#39;, which leaks dma_buffer whenever the bus acquire fails.</p> <p>Replace the early return with goto fail so the existing cleanup path runs.</p> <p>Found via a custom Coccinelle semantic patch hunting for kmalloc&#39;d locals leaked on early-return error paths in driver firmware-download code.</p> https://vulnerability.circl.lu/vuln/cve-2026-64145