CVE-2025-21839Published
KVM: x86: Load DR6 with guest value only before entering .vcpu_run() loop
Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2025-21839 · Microsoft / collected KEV context
cve-program · CVE-2025-21839
- https://git.kernel.org/stable/c/9efb2b99b96c86664bbdbdd2cdb354ac9627eb20
- https://git.kernel.org/stable/c/93eeb6df1605b3a24f38afdba7ab903ba6b64133
- https://git.kernel.org/stable/c/a1723e9c53fe6431415be19302a56543daf503f5
- https://git.kernel.org/stable/c/4eb063de686bfcdfd03a8c801d1bbe87d2d5eb55
- https://git.kernel.org/stable/c/d456de38d9eb753a4e9fde053c18d4ef8e485339
- https://git.kernel.org/stable/c/c2fee09fc167c74a64adb08656cb993ea475197e
Current operational correlations are not mixed into this historical source record. Open latest evidence to discover current connections.