https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 21:15:44 +0000 https://db.gcve.eu/vuln/cve-2026-92513 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>RDMA/mana_ib: drain QP references after partial table insertion</p> <p>mana_table_store_ud_qp() publishes a QP at its send-queue id before inserting the receive-queue id, dropping the XArray lock between the two xa_insert_irq() calls. A concurrent completion handler can look up the QP and take a transient reference. When the second insertion fails, the rollback erased only the send-queue entry and returned, leaving both the initial table reference and the transient reference outstanding while RDMA core frees the QP, causing a use-after-free.</p> <p>Drain the reference as normal destruction does: drop the initial reference and wait for qp-&gt;free, releasing the QP only after every concurrent lookup returns its reference.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>RDMA/mana_ib: drain QP references after partial table insertion</p> <p>mana_table_store_ud_qp() publishes a QP at its send-queue id before inserting the receive-queue id, dropping the XArray lock between the two xa_insert_irq() calls. A concurrent completion handler can look up the QP and take a transient reference. When the second insertion fails, the rollback erased only the send-queue entry and returned, leaving both the initial table reference and the transient reference outstanding while RDMA core frees the QP, causing a use-after-free.</p> <p>Drain the reference as normal destruction does: drop the initial reference and wait for qp-&gt;free, releasing the QP only after every concurrent lookup returns its reference.</p> https://db.gcve.eu/vuln/cve-2026-92513