VDB

CVE-2021-28690

CVE-2021-28690 PUBLISHED

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.

EPSS 0.36% · 58.3th percentile

Risk Scores

EPSS Score
0.36%
58.3th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSxen0, 4.5.1-0ubuntu1, 4.5.1-0ubuntu2
Ubuntu:18.04:LTSxen4.9.0-0ubuntu3, 4.9.2-0ubuntu1, 4.9.0-0ubuntu4
Ubuntu:25.10xen4.20.0+68-g35cb38b222-1, 0, 4.20.0-1ubuntu1
Ubuntu:20.04:LTSxen*, 4.9.2-0ubuntu2, 4.9.2-0ubuntu6
Ubuntu:24.04:LTSxen4.17.3+10-g091466ba55-1.1ubuntu2, 4.17.2+76-ge1f9cb16e2-1ubuntu1, 4.17.2+76-ge1f9cb16e2-1
Ubuntu:22.04:LTSxen0, 4.11.4+24-gddaaccbbab-1ubuntu2, 4.16.0-1~ubuntu2

Timeline

  • Jun 10, 2021 CVE Published
  • Jun 30, 2021 EPSS Score
  • Aug 29, 2021 EPSS Score
  • Oct 28, 2021 EPSS Score
  • Dec 27, 2021 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 26, 2022 EPSS Score
  • Apr 1, 2022 EPSS Score
  • Apr 27, 2022 EPSS Score
  • Jun 26, 2022 EPSS Score
  • Aug 26, 2022 EPSS Score
  • Oct 25, 2022 EPSS Score
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