What is GHSA-8cr2-hchq-m445?

GHSA-8cr2-hchq-m445 is a security advisory published by GitHub Security Advisories with Medium severity. In smmu_detach_dev_nested of arm-smmu-v3.c, there is a possible escalation of privilege due to...

Which CVE IDs does GHSA-8cr2-hchq-m445 cover?

GHSA-8cr2-hchq-m445 covers the following CVE IDs: CVE-2026-58718. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8cr2-hchq-m445?

GHSA-8cr2-hchq-m445 has a CVSS v3 base score of 6.7, published by GitHub Security Advisories.

GHSA-8cr2-hchq-m445MediumCVSS 6.7

In smmu_detach_dev_nested of arm-smmu-v3.c, there is a possible escalation of privilege due to...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 15, 2026

🔗 CVE IDs covered (1)

CVE-2026-58718 →

📋 Description

In smmu_detach_dev_nested of arm-smmu-v3.c, there is a possible escalation of privilege due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-58718
https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01
https://github.com/advisories/GHSA-8cr2-hchq-m445