HIGH 7.8 Microsoft
CVE-2026-76642
util-linux libmount Privilege Escalation via Failed Mount Helper
Microsoft Security Update 2026-Sep: util-linux libmount Privilege Escalation via Failed Mount Helper
Affected Products
- azl3 util-linux 2.40.2-5 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-76642
- https://nvd.nist.gov/vuln/detail/CVE-2026-76642
This high severity vulnerability with a CVSS score of 7.8 was published on 2026-09-08 via Microsoft. Affected: azl3 util-linux 2.40.2-5 on Azure Linux 3.0.
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