{"id":41109,"date":"2026-10-19T00:32:11","date_gmt":"2026-10-18T16:32:11","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98637"},"modified":"2026-10-19T00:32:11","modified_gmt":"2026-10-18T16:32:11","slug":"cve-2026-98637","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98637","title":{"rendered":"CVE-2026-98637 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: Do not cl"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>KVM: arm64: Do not clear VM-wide SVE feature on vCPU init failure<\/p>\n<p>pkvm_vcpu_init_sve() clears KVM_ARM_VCPU_SVE in kvm-&gt;arch.vcpu_features<br \/>\nwhen it fails, but vcpu_has_sve() tests KVM_ARCH_FLAG_GUEST_HAS_SVE,<br \/>\nwhich is left set. Later vCPUs on that VM then skip the SVE setup and<br \/>\nregister with a NULL sve_state, which the guest&#8217;s first FP access hands<br \/>\nto sve_load_state().<\/p>\n<p>Return the error without touching vcpu_features.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>KVM: arm64: Do not clear VM-wide SVE feature on vCPU init failure<\/p>\n<p>pkvm_vcpu_init_sve() clears KVM_ARM_VCPU_SVE in kvm-&gt;arch.vcpu_f<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-41109","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/41109","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=41109"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41109"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}