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Microsoft Security Response CenterCVE-2026-32288

Unbounded allocation for old GNU sparse in archive/tar

Mariner

Read the vendor bulletin Get alerts for azl3 containerized-data-importer 1.62.0-3 on Azure Linux
5.5CVSS out of 10Medium severity
Scope

What the vendor says is affected

  • azl3 containerized-data-importer 1.62.0-3 on Azure Linux 3.0
  • azl3 gh 2.62.0-15 on Azure Linux 3.0
  • azl3 moby-engine 25.0.3-17 on Azure Linux 3.0
  • azl3 skopeo 1.14.4-10 on Azure Linux 3.0
  • cbl2 containerized-data-importer 1.55.0-28 on CBL Mariner 2.0
  • cbl2 cri-o 1.22.3-20 on CBL Mariner 2.0
  • azl3 containerized-data-importer 1.62.0-2 on Azure Linux 3.0
  • cbl2 golang 1.18.8-10 on CBL Mariner 2.0
  • cbl2 golang 1.22.7-5 on CBL Mariner 2.0
  • azl3 gh 2.62.0-13 on Azure Linux 3.0
  • azl3 golang 1.25.8-1 on Azure Linux 3.0
  • cbl2 moby-engine 24.0.9-19 on CBL Mariner 2.0
  • azl3 golang 1.26.1-1 on Azure Linux 3.0
  • cbl2 msft-golang 1.25.8-1 on CBL Mariner 2.0
  • azl3 moby-engine 25.0.3-15 on Azure Linux 3.0
  • cbl2 skopeo 1.14.2-15 on CBL Mariner 2.0
  • azl3 skopeo 1.14.4-9 on Azure Linux 3.0
  • azl3 golang 1.25.9-1 on Azure Linux 3.0
  • azl3 golang 1.26.2-1 on Azure Linux 3.0

Versions the vendor lists as fixed

  • 1.62.0-3
  • 2.62.0-15
  • 25.0.3-17
  • 1.14.4-10
  • 2.62.0-14
Next step

What the vendor recommends

CBL-Mariner Releases

Review the complete instructions on the vendor's site
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

Vulnerabilities

CVEs named in this advisory

CVE-2026-32288View CVSS, KEV, EPSS, and threat context
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