{"id":33250,"date":"2026-10-06T20:31:37","date_gmt":"2026-10-06T12:31:37","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98181"},"modified":"2026-10-06T20:31:37","modified_gmt":"2026-10-06T12:31:37","slug":"cve-2026-98181","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98181","title":{"rendered":"CVE-2026-98181 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\ndrm\/gud: fix out-of-b"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/gud: fix out-of-bounds write in gud_plane_atomic_check()<\/p>\n<p>The plane property loop uses req-&gt;properties[num_properties + i] as write<br \/>\nindex while simultaneously incrementing `num_properties` inside the loop.<br \/>\nAt iteration i, num_properties has also incremented by i, so the write<br \/>\nis done at `initial_num_properties + 2*i`, skipping every other index and<br \/>\nadvancing by 2 per iteration.<\/p>\n<p>With just 2 connector and 32 plane properties the last write happens at<br \/>\nindex 64, one slot past the end of the 64-slot (indices 0\u201363)<br \/>\nallocation. A USB device can trigger OOB by advertising the maximum<br \/>\nnumber of properties.<\/p>\n<p>Fix by dropping the redundant `+ i`; num_properties is already the correct<br \/>\nrunning index, as gud_connector_fill_properties() fills the preceding<br \/>\nslots.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>drm\/gud: fix out-of-bounds write in gud_plane_atomic_check()<\/p>\n<p>The plane property loop uses req-&gt;properties[num_properties + i] as w<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-33250","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/33250","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=33250"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33250"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33250"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}