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| author | Mark Rutland <mark.rutland@arm.com> | 2018-04-25 17:13:40 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-06-21 04:02:49 +0900 |
| commit | e3d1002e14cede45fc543c82b469dd21c5ba027f (patch) | |
| tree | c3900bcbcd2ef33ece2048ddddf068a66190d481 /virt | |
| parent | 06beec8716407961d6c4a74f1feaecd72013fa8b (diff) | |
| download | linux-stable-e3d1002e14cede45fc543c82b469dd21c5ba027f.tar.gz linux-stable-e3d1002e14cede45fc543c82b469dd21c5ba027f.tar.bz2 linux-stable-e3d1002e14cede45fc543c82b469dd21c5ba027f.zip | |
arm64: fix possible spectre-v1 in ptrace_hbp_get_event()
[ Upstream commit 19791a7ca674fb3009bb068260e852a2f05b605c ]
It's possible for userspace to control idx. Sanitize idx when using it
as an array index.
Found by smatch.
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'virt')
0 files changed, 0 insertions, 0 deletions