NACK: [SRU][J][PATCH 0/3] CVE-2024-53114

[Juerg Haefliger]

v2 coming up to address the review comments.

...Juerg


On Tue, 14 Oct 2025 10:19:27 +0200
Juerg Haefliger <juerg.haefliger at canonical.com> wrote:

> https://ubuntu.com/security/CVE-2024-53114
> 
> 
> [ Impact ]
> 
> Random AMD Zen4 host reboots wen using virtualized VMLOAD/VMSAVE.
> 
> 
> [ Test Case ]
> 
> Compile-tested only.
> 
> 
> [ Where Problems Could Occur ]
> 
> CPU handling code, specific to AMD ZEN. Could result in problems
> when booting AMD systems.
> 
> 
> [ Notes ]
> 
> Older series are not affected. Newer series are already fixed.
> 
> 
> 
> Borislav Petkov (AMD) (1):
>   x86/CPU/AMD: Add ZenX generations flags
> 
> Mario Limonciello (1):
>   x86/CPU/AMD: Clear virtualized VMLOAD/VMSAVE on Zen4 client
> 
> Wyes Karny (1):
>   x86: Fix comment for X86_FEATURE_ZEN
> 
>  arch/x86/include/asm/cpufeatures.h |  5 +-
>  arch/x86/kernel/cpu/amd.c          | 80 +++++++++++++++++++++++++++++-
>  2 files changed, 82 insertions(+), 3 deletions(-)
> 

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