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CVE PROGRAM SOURCE RECORDUnscored

CVE-2021-28690

x86: TSX Async Abort protections not restored after S3 This issue relates to the TSX Async Abort speculative security vulnerability. Please see https://xenbits.xen.org/xsa/advisory

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Status
Published
Published
Updated
Assigning organization
XEN

Description

x86: TSX Async Abort protections not restored after S3 This issue relates to the TSX Async Abort speculative security vulnerability. Please see https://xenbits.xen.org/xsa/advisory-305.html for details. Mitigating TAA by disabling TSX (the default and preferred option) requires selecting a non-default setting in MSR_TSX_CTRL. This setting isn't restored after S3 suspend.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Xen xen

  • unspecified to < 4.12unknown
  • 4.13.x to < unspecifiedaffected
  • next of xen-unstable to < unspecifiedunaffected

Xen xen

  • 4.12.xaffected

Xen xen

  • 4.11.xaffected

References