xen: A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the f...
CVE-2025-54505 is fixed in xen on 1 platform, first by DEBIAN-CVE-2025-54505, released April 27, 2026. It is not reported as exploited. Patch Radar priority: Routine.
A transient execution vulnerability within AMD CPUs may allow a local user-privileged attacker to leak data via the floating point divisor unit, potentially resulting in loss of confidentiality.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| xen · Debian 12.15 (bookworm) | 4.17.7-0+deb12u1 | DEBIAN-CVE-2025-54505 | Apr 27, 2026 |
| xen · Debian 13.5 (trixie) | 4.20.3+127-gc42374a105-0+deb13u1 | DEBIAN-CVE-2025-54505 | Apr 27, 2026 |
| xen · Debian 14 | 4.20.3+127-gc42374a105-1 | DEBIAN-CVE-2025-54505 | Apr 27, 2026 |
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