{"id":21376,"date":"2026-09-12T04:31:06","date_gmt":"2026-09-11T20:31:06","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89454"},"modified":"2026-09-12T04:31:06","modified_gmt":"2026-09-11T20:31:06","slug":"cve-2026-89454","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89454","title":{"rendered":"CVE-2026-89454 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: plda: Fix IRQ do"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>PCI: plda: Fix IRQ domain leaks in the error paths of plda_init_interrupts()<\/p>\n<p>plda_init_interrupts() initializes IRQ domains and creates IRQ mapping but<br \/>\ndoes not unwind them when later step fails.<\/p>\n<p>If platform_get_irq() or either irq_create_mapping() fails<br \/>\nin plda_init_interrupts(), the domains are never deinitialized. If<br \/>\nirq_create_mapping() fails, port-&gt;intx_irq stays initialized.<\/p>\n<p>Hence, remove the IRQ domains in the error path by calling<br \/>\nplda_pcie_irq_domain_deinit().<\/p>\n<p>Since plda_pcie_irq_domain_deinit() now disposes of the intx_irq and<br \/>\nmsi_irq mappings itself before removing their domains, the msi_irq<br \/>\nmapping failure path can go directly to err_irq_domain_deinit instead of<br \/>\ndisposing of port-&gt;intx_irq separately first.<\/p>\n<p>This issue was found by automated review of sashiko-bot<\/p>\n<p>[mani: commit log]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>PCI: plda: Fix IRQ domain leaks in the error paths of plda_init_interrupts()<\/p>\n<p>plda_init_interrupts() initializes IRQ domains and cr<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-21376","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/21376","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21376"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21376"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}