{"id":6887,"date":"2026-09-04T18:49:20","date_gmt":"2026-09-04T10:49:20","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-72277"},"modified":"2026-09-04T18:49:20","modified_gmt":"2026-09-04T10:49:20","slug":"cve-2026-72277","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-72277","title":{"rendered":"CVE-2026-72277 [CRITICAL] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: nv: Injec"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>KVM: arm64: nv: Inject SEA if guest VNCR isn&#8217;t normal memory<\/p>\n<p>When constructing an L1 VNCR mapping, KVM unconditionally uses cacheable<br \/>\nmemory attributes, even if the underlying PFN isn&#8217;t memory. This gets<br \/>\nparticularly hairy if the endpoint doesn&#8217;t support cacheable memory<br \/>\nattributes, potentially throwing an SError on writeback&#8230;<\/p>\n<p>While KVM does permit cacheable memory attributes on certain PFNMAP<br \/>\nVMAs, kvm_translate_vncr() isn&#8217;t currently grabbing the VMA. So do the<br \/>\nsimpler thing for now and just reject everything that isn&#8217;t memory.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>KVM: arm64: nv: Inject SEA if guest VNCR isn&#8217;t normal memory<\/p>\n<p>When constructing an L1 VNCR mapping, KVM unconditionally uses cachea<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-6887","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/6887","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=6887"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6887"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}