GHSA-c839-h8gq-w63p

GHSA-c839-h8gq-w63p PUBLISHED CVSS 7.800000190734863 HIGH

Record from GitHub Advisory Database · Published December 8, 2025

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.

Risk scores

CVSS 3.1

7.800000190734863

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

Timeline

Dec 8, 2025 CVE Published
Apr 10, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln GHSA-c839-h8gq-w63p
vulnetix vdb fixes GHSA-c839-h8gq-w63p

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/GHSA-c839-h8gq-w63p/fixes/registry"

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References

https://nvd.nist.gov/vuln/detail/CVE-2025-48623 advisory
https://android.googlesource.com/kernel/common/+/3b6fab0ff24f7108c71a4d9c12567455cb2a5a81 url
https://android.googlesource.com/kernel/common/+/e76cff4952af4ac4652dc74ffbd134ff57c47895 url
https://source.android.com/security/bulletin/2025-12-01 url

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