Bug 2571371 (CVE-2026-28247) - CVE-2026-28247 linux-firmware: linux-firmware: Loss of guest integrity via improper access control in AMD SEV
Summary: CVE-2026-28247 linux-firmware: linux-firmware: Loss of guest integrity via im...
Keywords:
Status: NEW
Alias: CVE-2026-28247
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-11-10 22:21 UTC by OSIDB Bzimport
Modified: 2026-11-11 02:04 UTC (History)
17 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-11-10 22:21:35 UTC 
Improper Access Control Applied to Mirrored or Aliased Memory Regions in AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to change the encryption bit for guest context pages potentially resulting in loss of integrity.
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