{"id":41201,"date":"2026-10-19T00:32:35","date_gmt":"2026-10-18T16:32:35","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98729"},"modified":"2026-10-19T00:32:35","modified_gmt":"2026-10-18T16:32:35","slug":"cve-2026-98729","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98729","title":{"rendered":"CVE-2026-98729 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nx86\/mm: Don&#8217;t apply v"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>x86\/mm: Don&#8217;t apply va_align to hugetlb mappings on AMD F15h<\/p>\n<p>get_align_mask() returns huge_page_mask_align() for hugetlbfs, but get_align_bits()<br \/>\nadds va_align.bits regardless, so vm_unmapped_area() returns an address off the huge<br \/>\npage boundary and __unmap_hugepage_range() hits BUG_ON(start &amp; ~huge_page_mask(h)) at<br \/>\nteardown.<\/p>\n<p>This can be triggered on Carrizo and FX-8370E, both hstates.<\/p>\n<p>Pass the file to get_align_bits() and skip the randomisation for hugetlbfs.<\/p>\n<p>  [ bp: Massage commit message. ]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>x86\/mm: Don&#8217;t apply va_align to hugetlb mappings on AMD F15h<\/p>\n<p>get_align_mask() returns huge_page_mask_align() for hugetlbfs, but ge<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-41201","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/41201","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=41201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}