{"id":40522,"date":"2026-10-17T04:32:38","date_gmt":"2026-10-16T20:32:38","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-109588"},"modified":"2026-10-17T04:32:38","modified_gmt":"2026-10-16T20:32:38","slug":"cve-2026-109588","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-109588","title":{"rendered":"CVE-2026-109588 [HIGH] &#8211; Numeric truncation of the buffer length in the MPU buffer authorization check in FreeRTOS-"},"content":{"rendered":"<p>Numeric truncation of the buffer length in the MPU buffer authorization check in FreeRTOS-Kernel V11.3.0 and V11.3.1 on the Arm Cortex-R82 (Armv8-R AArch64) MPU port might allow, under certain conditions, an unprivileged task on MPU-enabled builds to read or write privileged kernel memory beyond the validated buffer window, via a stream buffer system call.<\/p>\n<p>To remediate this issue, users should upgrade to version V11.3.2 or later.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Numeric truncation of the buffer length in the MPU buffer authorization check in FreeRTOS-Kernel V11.3.0 and V11.3.1 on the Arm Cortex-R82 (Armv8-R AArch64) MPU port might allow, under certain conditi<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-40522","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/40522","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=40522"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=40522"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=40522"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}