https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Fri, 02 Oct 2026 00:44:15 +0000 https://vulnerability.circl.lu/vuln/cve-2026-43124 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>pstore: ram_core: fix incorrect success return when vmap() fails</p> <p>In persistent_ram_vmap(), vmap() may return NULL on failure.</p> <p>If offset is non-zero, adding offset_in_page(start) causes the function to return a non-NULL pointer even though the mapping failed. persistent_ram_buffer_map() therefore incorrectly returns success.</p> <p>Subsequent access to prz-&gt;buffer may dereference an invalid address and cause crashes.</p> <p>Add proper NULL checking for vmap() failures.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>pstore: ram_core: fix incorrect success return when vmap() fails</p> <p>In persistent_ram_vmap(), vmap() may return NULL on failure.</p> <p>If offset is non-zero, adding offset_in_page(start) causes the function to return a non-NULL pointer even though the mapping failed. persistent_ram_buffer_map() therefore incorrectly returns success.</p> <p>Subsequent access to prz-&gt;buffer may dereference an invalid address and cause crashes.</p> <p>Add proper NULL checking for vmap() failures.</p> https://vulnerability.circl.lu/vuln/cve-2026-43124