https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Mon, 09 Nov 2026 18:33:43 +0000 https://db.gcve.eu/vuln/cve-2026-99167 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>net/sched: fix use-after-free in __tcf_action_put()</p> <p>__tcf_action_put() decrements the reference count before decrementing the binding count. Another thread can free the action between these operations, causing the binding-count update to access freed memory. KASAN reports it as:</p> <p>BUG: KASAN: slab-use-after-free in __tcf_action_put+0x327/0x340 Write of size 4 at addr ff11000000d46420 by task tc-put-pause/64</p> <p>Hold the action IDR mutex across both counter updates and IDR removal, keeping cleanup outside the lock.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>net/sched: fix use-after-free in __tcf_action_put()</p> <p>__tcf_action_put() decrements the reference count before decrementing the binding count. Another thread can free the action between these operations, causing the binding-count update to access freed memory. KASAN reports it as:</p> <p>BUG: KASAN: slab-use-after-free in __tcf_action_put+0x327/0x340 Write of size 4 at addr ff11000000d46420 by task tc-put-pause/64</p> <p>Hold the action IDR mutex across both counter updates and IDR removal, keeping cleanup outside the lock.</p> https://db.gcve.eu/vuln/cve-2026-99167