CVE-2023-20588

x86/CPU/AMD: Do not leak quotient data after a division by 0

References

Notes

 carnil> For 6.4.y fixed as well in 6.4.10. Followup in 6.4.12.

Bugs

Status

Branch Status
4.19-buster-security needed
4.19-upstream-stable needed
5.10-bullseye-security released (5.10.191-1), released (5.10.197-1)
5.10-upstream-stable released (5.10.190) [b6fc2fbf89089ecfb8eb9a89a7fc91d444f4fec7], released (5.10.192) [69712baf249570a1419e75dc1a103a44e375b2cd]
6.1-bookworm-security released (6.1.52-1)
6.1-upstream-stable released (6.1.45) [f2615bb47be4f53be92c81a6a8aa286c92ef04d9], released (6.1.48) [e4679a0342e05a962639a6ec3781f257f417f0ff]
6.6-upstream-stable unknown
6.8-upstream-stable unknown
sid released (6.4.11-1), released (6.4.13-1)
upstream released (6.5-rc6) [77245f1c3c6495521f6a3af082696ee2f8ce3921], released (6.5-rc7) [f58d6fbcb7c848b7f2469be339bc571f2e9d245b]