CVE-2022-1212CriticalMicrosoft CVSS 9.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:H

Microsoft advisory for CVE-2022-1212 — azl3 rust

Published
September 3, 2025
Last Modified
—

🔗 CVE IDs covered (1)

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-1212. This page also shows what EchelonGraph holds for CVE-2022-1212, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products2

  • azl3 rust 1.75.0-14 on Azure Linux 3.0
  • azl3 rust 1.86.0-1 on Azure Linux 3.0

🧭 EchelonGraph on CVE-2022-1212

EchelonGraph score
9.8 CRITICAL
CISA KEV
Not listed
Fix status
A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

Use-After-Free in str_escape in mruby/mruby in GitHub repository mruby/mruby prior to 3.2. Possible arbitrary code execution if being exploited.

Published by @huntrdev, the CVE Numbering Authority that assigned CVE-2022-1212, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 References (1)