CVE-2026-80873

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Write ESREL2 for injected nested SError exceptions kvminjectel2exception writes ESREL2 for synchronous exceptions but not for SError. enterexception64 does not write ESRELx for any exception type, so the construct...

The vulnerability of the `fixup_guest_exit` function in the arm64 component of the KVM virtualization subsystem of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the fixupguestexit function in the arm64 component of the KVM virtualization subsystem of the Linux operating system is related to the use of an outdated value of esr when a SError exception occurs. Exploiting this vulnerability can allow an attacker to cause a service failur...