Description: KVM: SVM: out-of-bounds read/write in sev_es_string_io
References:
 https://bugzilla.redhat.com/show_bug.cgi?id=2028584
Notes:
 carnil> Introduced in 5.11-rc1 by 7ed9abfe8e9f ("KVM: SVM: Support
 carnil> string IO operations for an SEV-ES guest").
Bugs:
upstream: released (5.15-rc7) [95e16b4792b0429f1933872f743410f00e590c55]
5.10-upstream-stable: N/A "Vulnerable code not present"
4.19-upstream-stable: N/A "Vulnerable code not present"
4.9-upstream-stable: N/A "Vulnerable code not present"
sid: released (5.14.16-1)
5.10-bullseye-security: N/A "Vulnerable code not present"
4.19-buster-security: N/A "Vulnerable code not present"
4.9-stretch-security: N/A "Vulnerable code not present"