{"id":25529,"date":"2026-09-18T04:31:31","date_gmt":"2026-09-17T20:31:31","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90120"},"modified":"2026-09-18T04:31:31","modified_gmt":"2026-09-17T20:31:31","slug":"cve-2026-90120","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90120","title":{"rendered":"CVE-2026-90120 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nirqchip\/gic-v5: Check"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>irqchip\/gic-v5: Check get_logical_index() return value in MADT IAFFID parsing<\/p>\n<p>In gic_acpi_parse_iaffid() a given MADT GICC entry might not correspond<br \/>\nto a logical cpu recognized by the kernel, resulting in the cpu variable<br \/>\ninitialization to an error value.<\/p>\n<p>Currently, the get_logical_index() return value is not checked for failure,<br \/>\nwhich might result in out-of-bounds memory corruption while trying to<br \/>\nindex a per_cpu variable array.<\/p>\n<p>Add a check to evaluate get_logical_index() return value.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>irqchip\/gic-v5: Check get_logical_index() return value in MADT IAFFID parsing<\/p>\n<p>In gic_acpi_parse_iaffid() a given MADT GICC entry m<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25529","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25529","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=25529"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25529"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25529"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}