https://cve.radiocsirt.org Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Tue, 06 Oct 2026 10:55:26 +0000 https://cve.radiocsirt.org/vuln/cve-2021-47255 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>kvm: LAPIC: Restore guard to prevent illegal APIC register access</p> <p>Per the SDM, &#34;any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed.&#34; Worse, such an access in kvm_lapic_reg_read can result in a leak of kernel stack contents. Prior to commit 01402cf81051 (&#34;kvm: LAPIC: write down valid APIC registers&#34;), such an access was explicitly disallowed. Restore the guard that was removed in that commit.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>kvm: LAPIC: Restore guard to prevent illegal APIC register access</p> <p>Per the SDM, &#34;any access that touches bytes 4 through 15 of an APIC register may cause undefined behavior and must not be executed.&#34; Worse, such an access in kvm_lapic_reg_read can result in a leak of kernel stack contents. Prior to commit 01402cf81051 (&#34;kvm: LAPIC: write down valid APIC registers&#34;), such an access was explicitly disallowed. Restore the guard that was removed in that commit.</p> https://cve.radiocsirt.org/vuln/cve-2021-47255