CVE-2023-21264

KVM: arm64: Prevent unconditional donation of unmapped regions from the host

References

Notes

 carnil> Commit fixes e82edcc75c4e ("KVM: arm64: Implement do_share()
 carnil> helper for sharing memory") 5.17-rc1.
 carnil> Not completely sure if this the issue applies really to the
 carnil> upstream kernel.

Bugs

Status

Branch Status
4.19-buster-security N/A "Vulnerable code not present"
4.19-upstream-stable N/A "Vulnerable code not present"
5.10-bullseye-security N/A "Vulnerable code not present"
5.10-upstream-stable N/A "Vulnerable code not present"
6.1-bookworm-security needed
6.1-upstream-stable needed
6.6-upstream-stable unknown
6.8-upstream-stable unknown
sid released (6.3.7-1)
upstream released (6.4-rc5) [09cce60bddd6461a93a5bf434265a47827d1bc6f]