https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 14:33:57 +0000 https://db.gcve.eu/vuln/cve-2026-90392 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>bpf: Fix potential UAF when reading bpf link info</p> <p>In bpf_link_show_fdinfo and bpf_link_get_info_by_fd, link-&gt;prog is accessed without holding any locks. If the prog is concurrently replaced via bpf_link_update, the old prog can be freed, leading to a potential UAF issue.</p> <p>Fix this by accessing link-&gt;prog under RCU protection to safely fetch the pointer and guarantee its lifetime while reading its fields.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>bpf: Fix potential UAF when reading bpf link info</p> <p>In bpf_link_show_fdinfo and bpf_link_get_info_by_fd, link-&gt;prog is accessed without holding any locks. If the prog is concurrently replaced via bpf_link_update, the old prog can be freed, leading to a potential UAF issue.</p> <p>Fix this by accessing link-&gt;prog under RCU protection to safely fetch the pointer and guarantee its lifetime while reading its fields.</p> https://db.gcve.eu/vuln/cve-2026-90392