CVE-2025-48623

CVSS 7.8 HIGHEPSS 0.1%CWE-20 CWE-787

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.8EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

08 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

In init_pkvm_hyp_vcpu of pkvm.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Google · Android

References

https://android.googlesource.com/kernel/common/+/3b6fab0ff24f7108c71a4d9c12567455cb2a5a81 https://android.googlesource.com/kernel/common/+/e76cff4952af4ac4652dc74ffbd134ff57c47895 https://source.android.com/security/bulletin/2025-12-01