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| author | Borislav Petkov (AMD) <bp@alien8.de> | 2026-04-07 11:40:03 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-04-22 13:32:14 +0200 |
| commit | 546785c719418c6166834a47e372a88f5f7ae893 (patch) | |
| tree | f0314fb95caa6ed1317f6c40b6ea3a751187456b /tools/perf/scripts/python | |
| parent | aba4712e8f0381cd5d196534ce2ad082626a5ab6 (diff) | |
| download | kernel-546785c719418c6166834a47e372a88f5f7ae893.tar.gz | |
x86/CPU: Fix FPDSS on Zen1
commit e55d98e7756135f32150b9b8f75d580d0d4b2dd3 upstream.
Zen1's hardware divider can leave, under certain circumstances, partial
results from previous operations. Those results can be leaked by
another, attacker thread.
Fix that with a chicken bit.
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions