What is GHSA-j273-68h8-x289?

GHSA-j273-68h8-x289 is a security advisory published by GitHub Security Advisories with Critical severity. [This CNA information record relates to multiple CVEs; the text explains which aspects...

Which CVE IDs does GHSA-j273-68h8-x289 cover?

GHSA-j273-68h8-x289 covers the following CVE IDs: CVE-2025-27463. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-j273-68h8-x289Critical

[This CNA information record relates to multiple CVEs; the text explains which aspects...

Vendor

GitHub Security Advisories

Published

July 9, 2026

Last Modified

July 9, 2026

🔗 CVE IDs covered (1)

CVE-2025-27463 →

📋 Description

[This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] The Windows PV drivers expose various facilities to userspace. Several of these have no security descriptor, and are therefore fully accessible to unprivileged users. These are: 1. XenCons, CVE-2025-27462 2. XenIface, CVE-2025-27463 3. XenBus, CVE-2025-27464

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2025-27463
https://xenbits.xen.org/xsa/advisory-468.html
https://github.com/advisories/GHSA-j273-68h8-x289