Bug 2571344 (CVE-2025-54503) - CVE-2025-54503 linux-firmware: linux-firmware: Loss of guest memory integrity via improper SEV memory range handling
Summary: CVE-2025-54503 linux-firmware: linux-firmware: Loss of guest memory integrity...
Keywords:
Status: NEW
Alias: CVE-2025-54503
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 21:52 UTC by OSIDB Bzimport
Modified: 2026-11-11 01:58 UTC (History)
17 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-11-10 21:52:13 UTC 
Improper handling of overlap between protected memory ranges in the Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker to cause misconfigurations in the RMP potentially resulting in loss of integrity.
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