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Microsoft Security Response CenterCVE-2026-61477

Libvirt: libvirt: newline injection in network xml dns txt/srv fields allows dnsmasq config directive injection

Mariner

Read the vendor bulletin Get alerts for azl3 libvirt 10.10.0-2 on Azure Linux
2.3CVSS out of 10Low severity
Scope

What the vendor says is affected

  • azl3 libvirt 10.10.0-2 on Azure Linux 3.0

Versions the vendor lists as fixed

  • 10.10.0-3
Next step

What the vendor recommends

CBL-Mariner Releases

Review the complete instructions on the vendor's site
Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • Added fixed versions: 10.10.0-3.
    • The vendor changed its remediation guidance.
    • The vendor changed the advisory's last-updated date.
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.

Vulnerabilities

CVEs named in this advisory

CVE-2026-61477View CVSS, KEV, EPSS, and threat context
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