{"id":24512,"date":"2026-09-16T20:32:25","date_gmt":"2026-09-16T12:32:25","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89825"},"modified":"2026-09-16T20:32:25","modified_gmt":"2026-09-16T12:32:25","slug":"cve-2026-89825","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89825","title":{"rendered":"CVE-2026-89825 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\ndrm\/panthor: fix firm"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/panthor: fix firmware control interface bounds checks<\/p>\n<p>panthor_init_cs_iface() and panthor_init_csg_iface() validate firmware<br \/>\ncontrol interface offsets with 32-bit arithmetic and the size of the host<br \/>\nwrapper structures. The offsets are derived from firmware-provided strides,<br \/>\nso the arithmetic can wrap before the bounds check, and the host wrapper<br \/>\nsize is not the size of the firmware control interface being mapped.<\/p>\n<p>Use 64-bit arithmetic for the computed offsets and validate against the<br \/>\nactual firmware control interface structure sizes with subtraction-based<br \/>\nbounds checks. Also validate that the shared section is large enough for<br \/>\nthe global control interface before using it.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/panthor: fix firmware control interface bounds checks<\/p>\n<p>panthor_init_cs_iface() and panthor_init_csg_iface() validate firmware<br \/>\nc<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-24512","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/24512","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=24512"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24512"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24512"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}